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_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-sorted_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 12:20:21,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 12:20:21,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 12:20:21,342 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 12:20:21,342 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 12:20:21,343 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 12:20:21,344 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 12:20:21,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 12:20:21,348 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 12:20:21,349 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 12:20:21,349 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 12:20:21,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 12:20:21,350 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 12:20:21,351 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 12:20:21,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 12:20:21,354 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 12:20:21,355 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 12:20:21,357 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 12:20:21,358 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 12:20:21,359 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 12:20:21,360 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 12:20:21,366 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-13 12:20:21,376 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 12:20:21,376 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 12:20:21,377 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 12:20:21,377 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 12:20:21,377 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 12:20:21,377 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 12:20:21,378 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 12:20:21,379 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 12:20:21,379 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 12:20:21,380 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 12:20:21,380 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 12:20:21,380 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-13 12:20:21,380 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-13 12:20:21,380 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 12:20:21,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 12:20:21,418 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 12:20:21,429 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 12:20:21,430 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 12:20:21,431 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 12:20:21,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,795 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1f99ba771 [2018-04-13 12:20:21,922 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 12:20:21,922 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 12:20:21,923 INFO L168 CDTParser]: Scanning dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,930 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 12:20:21,930 INFO L215 ultiparseSymbolTable]: [2018-04-13 12:20:21,930 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 12:20:21,930 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,930 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 12:20:21,930 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____time_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____timer_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____intptr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__size_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__idtype_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__int8_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____ssize_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__int32_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____socklen_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__ino_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____u_short in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__key_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,931 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__mode_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____rlim_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__time_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__div_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__off_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__gid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__caddr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_short in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____mode_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__blksize_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,932 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____uint32_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____caddr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____dev_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__fd_set in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__register_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____int64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,933 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____useconds_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____uint8_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____daddr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____key_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____int8_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__loff_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__daddr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__int64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,934 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____uint16_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__fsid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____clock_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____blksize_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____pid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,935 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____ino_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__ushort in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____loff_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____ino64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____quad_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__clock_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_long in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__fd_mask in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,936 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____off_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__ulong in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__SLL in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____u_int in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_char in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____clockid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__quad_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____sigset_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__sigset_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,937 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__id_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____u_long in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__dev_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____int16_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____off64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____uid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__int16_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fd_mask in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____u_char in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__wchar_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,938 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__uid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__uint in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__nlink_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__ssize_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____fsword_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____uint64_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____nlink_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____int32_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__timer_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__clockid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____id_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,939 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__pthread_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,940 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__u_int in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,940 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,940 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i____gid_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,940 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_sorted_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:21,977 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1f99ba771 [2018-04-13 12:20:21,981 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 12:20:21,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 12:20:21,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 12:20:21,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 12:20:21,987 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 12:20:21,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 12:20:21" (1/1) ... [2018-04-13 12:20:21,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313eddaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:21, skipping insertion in model container [2018-04-13 12:20:21,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 12:20:21" (1/1) ... [2018-04-13 12:20:22,000 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 12:20:22,028 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 12:20:22,180 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 12:20:22,220 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 12:20:22,225 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 12:20:22,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22 WrapperNode [2018-04-13 12:20:22,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 12:20:22,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 12:20:22,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 12:20:22,262 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 12:20:22,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... [2018-04-13 12:20:22,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 12:20:22,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 12:20:22,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 12:20:22,314 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 12:20:22,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 12:20:22,395 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 12:20:22,395 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 12:20:22,395 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 12:20:22,395 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 12:20:22,396 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 12:20:22,397 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 12:20:22,398 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 12:20:22,399 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 12:20:22,400 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 12:20:22,401 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 12:20:22,402 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 12:20:22,403 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 12:20:22,404 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 12:20:22,405 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 12:20:22,406 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 12:20:22,406 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 12:20:22,406 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 12:20:22,406 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 12:20:22,849 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 12:20:22,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 12:20:22 BoogieIcfgContainer [2018-04-13 12:20:22,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 12:20:22,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 12:20:22,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 12:20:22,853 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 12:20:22,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 12:20:21" (1/3) ... [2018-04-13 12:20:22,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d0a364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 12:20:22, skipping insertion in model container [2018-04-13 12:20:22,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 12:20:22" (2/3) ... [2018-04-13 12:20:22,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28d0a364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 12:20:22, skipping insertion in model container [2018-04-13 12:20:22,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 12:20:22" (3/3) ... [2018-04-13 12:20:22,857 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-sorted_true-unreach-call_true-valid-memsafety.i [2018-04-13 12:20:22,865 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-13 12:20:22,872 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 73 error locations. [2018-04-13 12:20:22,906 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 12:20:22,906 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 12:20:22,906 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 12:20:22,907 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-13 12:20:22,907 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-13 12:20:22,907 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 12:20:22,907 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 12:20:22,907 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 12:20:22,907 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 12:20:22,908 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 12:20:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2018-04-13 12:20:22,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 12:20:22,929 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:22,930 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:22,930 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:22,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1591934807, now seen corresponding path program 1 times [2018-04-13 12:20:22,936 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:22,936 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:22,984 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:22,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:22,985 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,020 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:23,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:23,084 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:23,085 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:20:23,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 12:20:23,098 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 12:20:23,099 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 12:20:23,101 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2018-04-13 12:20:23,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:23,278 INFO L93 Difference]: Finished difference Result 197 states and 209 transitions. [2018-04-13 12:20:23,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 12:20:23,280 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 12:20:23,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:23,289 INFO L225 Difference]: With dead ends: 197 [2018-04-13 12:20:23,289 INFO L226 Difference]: Without dead ends: 193 [2018-04-13 12:20:23,291 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:20:23,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-13 12:20:23,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 179. [2018-04-13 12:20:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-13 12:20:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 190 transitions. [2018-04-13 12:20:23,328 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 190 transitions. Word has length 8 [2018-04-13 12:20:23,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:23,329 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 190 transitions. [2018-04-13 12:20:23,329 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 12:20:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 190 transitions. [2018-04-13 12:20:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 12:20:23,329 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:23,329 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:23,329 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:23,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1591934808, now seen corresponding path program 1 times [2018-04-13 12:20:23,329 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:23,329 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:23,331 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:23,331 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,341 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:23,374 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:23,374 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:20:23,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 12:20:23,375 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 12:20:23,376 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 12:20:23,376 INFO L87 Difference]: Start difference. First operand 179 states and 190 transitions. Second operand 4 states. [2018-04-13 12:20:23,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:23,488 INFO L93 Difference]: Finished difference Result 181 states and 192 transitions. [2018-04-13 12:20:23,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 12:20:23,488 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 12:20:23,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:23,489 INFO L225 Difference]: With dead ends: 181 [2018-04-13 12:20:23,489 INFO L226 Difference]: Without dead ends: 181 [2018-04-13 12:20:23,490 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:20:23,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-04-13 12:20:23,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 176. [2018-04-13 12:20:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-04-13 12:20:23,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 187 transitions. [2018-04-13 12:20:23,494 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 187 transitions. Word has length 8 [2018-04-13 12:20:23,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:23,494 INFO L459 AbstractCegarLoop]: Abstraction has 176 states and 187 transitions. [2018-04-13 12:20:23,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 12:20:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 187 transitions. [2018-04-13 12:20:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-13 12:20:23,495 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:23,495 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:23,495 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:23,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1438606308, now seen corresponding path program 1 times [2018-04-13 12:20:23,495 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:23,495 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:23,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:23,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,512 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:23,519 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:23,519 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:23,519 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:23,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,544 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:23,565 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 [2018-04-13 12:20:23,566 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,573 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 12:20:23,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:23,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:23,588 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 [2018-04-13 12:20:23,589 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,599 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. [2018-04-13 12:20:23,599 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-13 12:20:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:23,612 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:23,612 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 12:20:23,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 12:20:23,612 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 12:20:23,612 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:20:23,612 INFO L87 Difference]: Start difference. First operand 176 states and 187 transitions. Second operand 6 states. [2018-04-13 12:20:23,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:23,877 INFO L93 Difference]: Finished difference Result 227 states and 243 transitions. [2018-04-13 12:20:23,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:20:23,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-04-13 12:20:23,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:23,878 INFO L225 Difference]: With dead ends: 227 [2018-04-13 12:20:23,878 INFO L226 Difference]: Without dead ends: 227 [2018-04-13 12:20:23,878 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-04-13 12:20:23,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-13 12:20:23,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 175. [2018-04-13 12:20:23,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-04-13 12:20:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 196 transitions. [2018-04-13 12:20:23,885 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 196 transitions. Word has length 16 [2018-04-13 12:20:23,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:23,885 INFO L459 AbstractCegarLoop]: Abstraction has 175 states and 196 transitions. [2018-04-13 12:20:23,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 12:20:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 196 transitions. [2018-04-13 12:20:23,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-13 12:20:23,886 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:23,886 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:23,886 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:23,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1438606309, now seen corresponding path program 1 times [2018-04-13 12:20:23,886 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:23,887 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:23,888 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:23,888 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,899 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:23,902 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:23,902 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:23,902 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:23,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:23,926 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:23,931 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 [2018-04-13 12:20:23,932 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,936 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 [2018-04-13 12:20:23,936 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,939 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,939 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:20:23,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:23,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:23,964 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 11 treesize of output 4 [2018-04-13 12:20:23,964 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,972 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 15 [2018-04-13 12:20:23,973 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:23,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:23,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:21 [2018-04-13 12:20:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:23,993 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:23,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 12:20:23,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 12:20:23,994 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 12:20:23,994 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 12:20:23,994 INFO L87 Difference]: Start difference. First operand 175 states and 196 transitions. Second operand 7 states. [2018-04-13 12:20:24,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:24,338 INFO L93 Difference]: Finished difference Result 300 states and 327 transitions. [2018-04-13 12:20:24,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:20:24,338 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2018-04-13 12:20:24,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:24,340 INFO L225 Difference]: With dead ends: 300 [2018-04-13 12:20:24,340 INFO L226 Difference]: Without dead ends: 300 [2018-04-13 12:20:24,340 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-13 12:20:24,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-13 12:20:24,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 236. [2018-04-13 12:20:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-04-13 12:20:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 275 transitions. [2018-04-13 12:20:24,346 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 275 transitions. Word has length 16 [2018-04-13 12:20:24,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:24,347 INFO L459 AbstractCegarLoop]: Abstraction has 236 states and 275 transitions. [2018-04-13 12:20:24,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 12:20:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 275 transitions. [2018-04-13 12:20:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 12:20:24,347 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:24,347 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:24,347 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:24,348 INFO L82 PathProgramCache]: Analyzing trace with hash -478807353, now seen corresponding path program 1 times [2018-04-13 12:20:24,348 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:24,348 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:24,349 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:24,349 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:24,359 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:24,381 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:24,381 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 12:20:24,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 12:20:24,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 12:20:24,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:20:24,381 INFO L87 Difference]: Start difference. First operand 236 states and 275 transitions. Second operand 5 states. [2018-04-13 12:20:24,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:24,557 INFO L93 Difference]: Finished difference Result 416 states and 486 transitions. [2018-04-13 12:20:24,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 12:20:24,557 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-13 12:20:24,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:24,558 INFO L225 Difference]: With dead ends: 416 [2018-04-13 12:20:24,558 INFO L226 Difference]: Without dead ends: 416 [2018-04-13 12:20:24,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 12:20:24,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2018-04-13 12:20:24,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 235. [2018-04-13 12:20:24,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-04-13 12:20:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 273 transitions. [2018-04-13 12:20:24,566 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 273 transitions. Word has length 18 [2018-04-13 12:20:24,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:24,566 INFO L459 AbstractCegarLoop]: Abstraction has 235 states and 273 transitions. [2018-04-13 12:20:24,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 12:20:24,566 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 273 transitions. [2018-04-13 12:20:24,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 12:20:24,567 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:24,567 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:24,567 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:24,567 INFO L82 PathProgramCache]: Analyzing trace with hash -478807352, now seen corresponding path program 1 times [2018-04-13 12:20:24,567 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:24,567 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:24,568 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:24,569 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:24,578 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:24,611 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:24,611 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 12:20:24,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 12:20:24,611 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 12:20:24,611 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:20:24,612 INFO L87 Difference]: Start difference. First operand 235 states and 273 transitions. Second operand 5 states. [2018-04-13 12:20:24,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:24,859 INFO L93 Difference]: Finished difference Result 425 states and 495 transitions. [2018-04-13 12:20:24,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 12:20:24,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-13 12:20:24,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:24,861 INFO L225 Difference]: With dead ends: 425 [2018-04-13 12:20:24,861 INFO L226 Difference]: Without dead ends: 425 [2018-04-13 12:20:24,861 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-13 12:20:24,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-04-13 12:20:24,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 234. [2018-04-13 12:20:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-04-13 12:20:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 271 transitions. [2018-04-13 12:20:24,868 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 271 transitions. Word has length 18 [2018-04-13 12:20:24,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:24,868 INFO L459 AbstractCegarLoop]: Abstraction has 234 states and 271 transitions. [2018-04-13 12:20:24,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 12:20:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 271 transitions. [2018-04-13 12:20:24,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-13 12:20:24,869 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:24,869 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:24,869 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:24,869 INFO L82 PathProgramCache]: Analyzing trace with hash -287335223, now seen corresponding path program 1 times [2018-04-13 12:20:24,869 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:24,869 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:24,870 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:24,870 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:24,880 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:24,883 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:24,883 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:24,883 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:24,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:24,914 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:24,926 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 [2018-04-13 12:20:24,926 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,929 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 12:20:24,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:24,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:20:24,940 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,941 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:24,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:20:24,949 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,951 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,955 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:20 [2018-04-13 12:20:24,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:20:24,966 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 11 treesize of output 3 [2018-04-13 12:20:24,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,967 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,970 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:24,971 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:16 [2018-04-13 12:20:24,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-13 12:20:24,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:24,997 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 21 treesize of output 28 [2018-04-13 12:20:24,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,009 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 [2018-04-13 12:20:25,010 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,017 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,021 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:25,022 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:29, output treesize:25 [2018-04-13 12:20:25,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2018-04-13 12:20:25,045 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 13 treesize of output 5 [2018-04-13 12:20:25,045 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,052 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:35, output treesize:5 [2018-04-13 12:20:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:25,066 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:25,066 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-13 12:20:25,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 12:20:25,067 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 12:20:25,067 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-04-13 12:20:25,067 INFO L87 Difference]: Start difference. First operand 234 states and 271 transitions. Second operand 11 states. [2018-04-13 12:20:25,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:25,559 INFO L93 Difference]: Finished difference Result 263 states and 288 transitions. [2018-04-13 12:20:25,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-13 12:20:25,559 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-04-13 12:20:25,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:25,560 INFO L225 Difference]: With dead ends: 263 [2018-04-13 12:20:25,560 INFO L226 Difference]: Without dead ends: 263 [2018-04-13 12:20:25,560 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-04-13 12:20:25,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-04-13 12:20:25,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 236. [2018-04-13 12:20:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-04-13 12:20:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 274 transitions. [2018-04-13 12:20:25,564 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 274 transitions. Word has length 22 [2018-04-13 12:20:25,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:25,564 INFO L459 AbstractCegarLoop]: Abstraction has 236 states and 274 transitions. [2018-04-13 12:20:25,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 12:20:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 274 transitions. [2018-04-13 12:20:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-13 12:20:25,564 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:25,564 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:25,564 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:25,565 INFO L82 PathProgramCache]: Analyzing trace with hash -287335222, now seen corresponding path program 1 times [2018-04-13 12:20:25,565 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:25,565 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:25,566 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:25,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:25,566 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:25,575 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:25,578 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:25,579 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:25,579 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:25,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:25,607 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:25,612 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 [2018-04-13 12:20:25,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,613 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 12:20:25,628 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 [2018-04-13 12:20:25,628 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:25,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:25,633 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 11 treesize of output 4 [2018-04-13 12:20:25,633 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,636 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13 [2018-04-13 12:20:25,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:25,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:20:25,645 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:25,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:20:25,653 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,654 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,657 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:25 [2018-04-13 12:20:25,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 56 [2018-04-13 12:20:25,680 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 14 treesize of output 13 [2018-04-13 12:20:25,681 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:20:25,695 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 14 treesize of output 13 [2018-04-13 12:20:25,696 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,698 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:25,703 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51 [2018-04-13 12:20:25,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 37 [2018-04-13 12:20:25,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 30 treesize of output 19 [2018-04-13 12:20:25,723 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,728 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 7 treesize of output 1 [2018-04-13 12:20:25,728 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,731 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-04-13 12:20:25,738 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 7 treesize of output 1 [2018-04-13 12:20:25,738 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,742 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 11 treesize of output 3 [2018-04-13 12:20:25,742 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,743 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:25,745 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:65, output treesize:9 [2018-04-13 12:20:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:25,759 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:25,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-13 12:20:25,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 12:20:25,760 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 12:20:25,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-04-13 12:20:25,760 INFO L87 Difference]: Start difference. First operand 236 states and 274 transitions. Second operand 11 states. [2018-04-13 12:20:26,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:26,289 INFO L93 Difference]: Finished difference Result 238 states and 272 transitions. [2018-04-13 12:20:26,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 12:20:26,289 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-04-13 12:20:26,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:26,290 INFO L225 Difference]: With dead ends: 238 [2018-04-13 12:20:26,290 INFO L226 Difference]: Without dead ends: 238 [2018-04-13 12:20:26,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=224, Invalid=478, Unknown=0, NotChecked=0, Total=702 [2018-04-13 12:20:26,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-04-13 12:20:26,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 230. [2018-04-13 12:20:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2018-04-13 12:20:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 267 transitions. [2018-04-13 12:20:26,294 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 267 transitions. Word has length 22 [2018-04-13 12:20:26,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:26,294 INFO L459 AbstractCegarLoop]: Abstraction has 230 states and 267 transitions. [2018-04-13 12:20:26,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 12:20:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 267 transitions. [2018-04-13 12:20:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-13 12:20:26,295 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:26,295 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:26,295 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:26,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1793562549, now seen corresponding path program 1 times [2018-04-13 12:20:26,295 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:26,295 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:26,297 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:26,297 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:26,304 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:26,313 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:26,313 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:20:26,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 12:20:26,314 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 12:20:26,314 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 12:20:26,314 INFO L87 Difference]: Start difference. First operand 230 states and 267 transitions. Second operand 3 states. [2018-04-13 12:20:26,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:26,328 INFO L93 Difference]: Finished difference Result 272 states and 311 transitions. [2018-04-13 12:20:26,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 12:20:26,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-04-13 12:20:26,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:26,332 INFO L225 Difference]: With dead ends: 272 [2018-04-13 12:20:26,332 INFO L226 Difference]: Without dead ends: 272 [2018-04-13 12:20:26,332 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 12:20:26,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-13 12:20:26,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 244. [2018-04-13 12:20:26,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-13 12:20:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 282 transitions. [2018-04-13 12:20:26,335 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 282 transitions. Word has length 25 [2018-04-13 12:20:26,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:26,335 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 282 transitions. [2018-04-13 12:20:26,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 12:20:26,335 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 282 transitions. [2018-04-13 12:20:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-13 12:20:26,335 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:26,336 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:26,336 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:26,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1576809233, now seen corresponding path program 1 times [2018-04-13 12:20:26,336 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:26,336 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:26,337 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:26,337 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:26,348 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:26,350 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:26,350 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:26,350 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:26,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:26,378 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:26,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:26,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:26,385 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:20:26,385 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,388 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,388 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-13 12:20:26,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:26,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:20:26,403 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,405 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,409 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-13 12:20:26,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-13 12:20:26,433 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 14 treesize of output 13 [2018-04-13 12:20:26,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:26,443 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36 [2018-04-13 12:20:26,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-13 12:20:26,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 19 treesize of output 10 [2018-04-13 12:20:26,459 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,466 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 7 treesize of output 1 [2018-04-13 12:20:26,466 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,469 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:26,472 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:43, output treesize:15 [2018-04-13 12:20:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:26,486 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:20:26,486 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-13 12:20:26,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 12:20:26,487 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 12:20:26,487 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-04-13 12:20:26,487 INFO L87 Difference]: Start difference. First operand 244 states and 282 transitions. Second operand 9 states. [2018-04-13 12:20:26,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:20:26,692 INFO L93 Difference]: Finished difference Result 266 states and 306 transitions. [2018-04-13 12:20:26,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 12:20:26,692 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-04-13 12:20:26,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:20:26,693 INFO L225 Difference]: With dead ends: 266 [2018-04-13 12:20:26,693 INFO L226 Difference]: Without dead ends: 266 [2018-04-13 12:20:26,694 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2018-04-13 12:20:26,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-13 12:20:26,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 232. [2018-04-13 12:20:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2018-04-13 12:20:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 269 transitions. [2018-04-13 12:20:26,698 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 269 transitions. Word has length 37 [2018-04-13 12:20:26,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:20:26,698 INFO L459 AbstractCegarLoop]: Abstraction has 232 states and 269 transitions. [2018-04-13 12:20:26,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 12:20:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 269 transitions. [2018-04-13 12:20:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-13 12:20:26,699 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:20:26,700 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:20:26,700 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:20:26,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2135914195, now seen corresponding path program 1 times [2018-04-13 12:20:26,700 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:20:26,700 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:20:26,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:26,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:20:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:26,713 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:20:26,717 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:20:26,717 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:20:26,717 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:20:26,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:20:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:20:26,748 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:20:26,756 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 [2018-04-13 12:20:26,756 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,760 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,760 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:20:26,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:26,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:20:26,782 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:20:26,782 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,790 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,791 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 12:20:26,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:20:26,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:20:26,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,810 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,821 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 12:20:26,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 43 [2018-04-13 12:20:26,859 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 14 treesize of output 13 [2018-04-13 12:20:26,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:26,871 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:20:26,871 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:48 [2018-04-13 12:20:26,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2018-04-13 12:20:26,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:20:26,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:20:26,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:20:26,954 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:20:26,955 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:64, output treesize:102 [2018-04-13 12:20:29,738 WARN L148 SmtUtils]: Spent 2768ms on a formula simplification that was a NOOP. DAG size: 47 [2018-04-13 12:20:37,803 WARN L148 SmtUtils]: Spent 8015ms on a formula simplification that was a NOOP. DAG size: 47 [2018-04-13 12:20:47,858 WARN L148 SmtUtils]: Spent 10018ms on a formula simplification that was a NOOP. DAG size: 48 [2018-04-13 12:20:47,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 53 [2018-04-13 12:20:47,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:20:47,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 12:20:47,876 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:47,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:20:47,887 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:20:47,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:20:47,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-13 12:20:47,919 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 7 treesize of output 1 [2018-04-13 12:20:47,919 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:47,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:20:47,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 12:20:47,926 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:20:47,931 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:20:47,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 12:20:47,952 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 11 variables, input treesize:122, output treesize:46 [2018-04-13 12:20:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:20:47,981 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:20:47,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 12:20:47,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 12:20:47,981 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 12:20:47,981 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2018-04-13 12:20:47,982 INFO L87 Difference]: Start difference. First operand 232 states and 269 transitions. Second operand 15 states. [2018-04-13 12:20:50,097 WARN L148 SmtUtils]: Spent 1864ms on a formula simplification that was a NOOP. DAG size: 53 [2018-04-13 12:20:55,652 WARN L151 SmtUtils]: Spent 5516ms on a formula simplification. DAG size of input: 94 DAG size of output 58 [2018-04-13 12:21:11,090 WARN L151 SmtUtils]: Spent 15394ms on a formula simplification. DAG size of input: 101 DAG size of output 61 [2018-04-13 12:21:23,478 WARN L151 SmtUtils]: Spent 12305ms on a formula simplification. DAG size of input: 63 DAG size of output 56 [2018-04-13 12:21:23,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:23,795 INFO L93 Difference]: Finished difference Result 353 states and 390 transitions. [2018-04-13 12:21:23,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 12:21:23,795 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 40 [2018-04-13 12:21:23,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:23,796 INFO L225 Difference]: With dead ends: 353 [2018-04-13 12:21:23,796 INFO L226 Difference]: Without dead ends: 353 [2018-04-13 12:21:23,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 56.2s TimeCoverageRelationStatistics Valid=170, Invalid=586, Unknown=0, NotChecked=0, Total=756 [2018-04-13 12:21:23,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-04-13 12:21:23,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 261. [2018-04-13 12:21:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-04-13 12:21:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 303 transitions. [2018-04-13 12:21:23,802 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 303 transitions. Word has length 40 [2018-04-13 12:21:23,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:23,802 INFO L459 AbstractCegarLoop]: Abstraction has 261 states and 303 transitions. [2018-04-13 12:21:23,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 12:21:23,802 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 303 transitions. [2018-04-13 12:21:23,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-13 12:21:23,803 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:23,803 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:23,803 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:23,803 INFO L82 PathProgramCache]: Analyzing trace with hash -2135914194, now seen corresponding path program 1 times [2018-04-13 12:21:23,803 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:23,803 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:23,804 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:23,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:23,805 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:23,815 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:23,819 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:23,819 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:23,819 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:23,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:23,860 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:23,863 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 [2018-04-13 12:21:23,863 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,866 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,866 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:21:23,886 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 [2018-04-13 12:21:23,887 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,897 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:23,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:23,899 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:21:23,899 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,909 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:21:23,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:23,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:21:23,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:23,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:21:23,941 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,943 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:23,951 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:37 [2018-04-13 12:21:23,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:21:23,996 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 14 treesize of output 13 [2018-04-13 12:21:23,997 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,003 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-13 12:21:24,027 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 14 treesize of output 13 [2018-04-13 12:21:24,028 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,036 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:24,051 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:79, output treesize:63 [2018-04-13 12:21:24,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 80 [2018-04-13 12:21:24,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:24,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2018-04-13 12:21:24,194 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,240 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 [2018-04-13 12:21:24,240 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,263 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 79 [2018-04-13 12:21:24,306 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:21:24,306 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,376 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:24,378 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-13 12:21:24,379 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:24,438 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 52 treesize of output 51 [2018-04-13 12:21:24,439 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:24,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 60 [2018-04-13 12:21:24,487 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:24,526 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-13 12:21:24,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 13 dim-0 vars, and 4 xjuncts. [2018-04-13 12:21:24,572 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:92, output treesize:338 [2018-04-13 12:21:25,160 WARN L151 SmtUtils]: Spent 150ms on a formula simplification. DAG size of input: 184 DAG size of output 121 [2018-04-13 12:21:25,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:25,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:25,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 112 [2018-04-13 12:21:25,269 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 110 [2018-04-13 12:21:25,271 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:25,366 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:25,367 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 95 treesize of output 85 [2018-04-13 12:21:25,367 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,425 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:25,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 84 [2018-04-13 12:21:25,426 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,491 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 78 treesize of output 71 [2018-04-13 12:21:25,492 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 77 [2018-04-13 12:21:25,544 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:25,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:21:25,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 68 [2018-04-13 12:21:25,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 55 [2018-04-13 12:21:25,710 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,754 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 51 treesize of output 46 [2018-04-13 12:21:25,755 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-13 12:21:25,790 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,820 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 46 treesize of output 39 [2018-04-13 12:21:25,821 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:25,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 38 [2018-04-13 12:21:25,850 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,891 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 71 [2018-04-13 12:21:25,898 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 67 treesize of output 60 [2018-04-13 12:21:25,899 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-13 12:21:25,933 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:25,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-13 12:21:25,968 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 51 treesize of output 46 [2018-04-13 12:21:26,001 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:26,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 45 [2018-04-13 12:21:26,032 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,051 INFO L267 ElimStorePlain]: Start of recursive call 14: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2018-04-13 12:21:26,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:21:26,056 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,067 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 5 treesize of output 1 [2018-04-13 12:21:26,067 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,077 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 7 treesize of output 1 [2018-04-13 12:21:26,078 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,093 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:26,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2018-04-13 12:21:26,145 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 7 treesize of output 1 [2018-04-13 12:21:26,146 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,163 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:26,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 12:21:26,164 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,195 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:26,263 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:26,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 66 [2018-04-13 12:21:26,265 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:26,270 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 31 [2018-04-13 12:21:26,270 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:26,288 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 7 treesize of output 1 [2018-04-13 12:21:26,288 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,297 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,347 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:26,347 INFO L202 ElimStorePlain]: Needed 29 recursive calls to eliminate 14 variables, input treesize:209, output treesize:16 [2018-04-13 12:21:26,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:21:26,408 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:21:26,408 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 12:21:26,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 12:21:26,408 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 12:21:26,409 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2018-04-13 12:21:26,409 INFO L87 Difference]: Start difference. First operand 261 states and 303 transitions. Second operand 17 states. [2018-04-13 12:21:27,199 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 171 DAG size of output 113 [2018-04-13 12:21:27,372 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 232 DAG size of output 141 [2018-04-13 12:21:27,586 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 240 DAG size of output 91 [2018-04-13 12:21:27,827 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 247 DAG size of output 98 [2018-04-13 12:21:28,138 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 240 DAG size of output 97 [2018-04-13 12:21:29,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:29,484 INFO L93 Difference]: Finished difference Result 366 states and 404 transitions. [2018-04-13 12:21:29,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 12:21:29,484 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 40 [2018-04-13 12:21:29,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:29,486 INFO L225 Difference]: With dead ends: 366 [2018-04-13 12:21:29,486 INFO L226 Difference]: Without dead ends: 366 [2018-04-13 12:21:29,486 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=242, Invalid=879, Unknown=1, NotChecked=0, Total=1122 [2018-04-13 12:21:29,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-04-13 12:21:29,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 261. [2018-04-13 12:21:29,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-04-13 12:21:29,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 302 transitions. [2018-04-13 12:21:29,491 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 302 transitions. Word has length 40 [2018-04-13 12:21:29,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:29,491 INFO L459 AbstractCegarLoop]: Abstraction has 261 states and 302 transitions. [2018-04-13 12:21:29,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 12:21:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 302 transitions. [2018-04-13 12:21:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-13 12:21:29,492 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:29,492 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:29,492 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:29,492 INFO L82 PathProgramCache]: Analyzing trace with hash -808260317, now seen corresponding path program 1 times [2018-04-13 12:21:29,492 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:29,493 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:29,493 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:29,494 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:29,502 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:29,525 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:29,525 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:21:29,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 12:21:29,526 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 12:21:29,526 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 12:21:29,526 INFO L87 Difference]: Start difference. First operand 261 states and 302 transitions. Second operand 3 states. [2018-04-13 12:21:29,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:29,532 INFO L93 Difference]: Finished difference Result 263 states and 304 transitions. [2018-04-13 12:21:29,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 12:21:29,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2018-04-13 12:21:29,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:29,533 INFO L225 Difference]: With dead ends: 263 [2018-04-13 12:21:29,533 INFO L226 Difference]: Without dead ends: 263 [2018-04-13 12:21:29,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 12:21:29,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-04-13 12:21:29,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2018-04-13 12:21:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-04-13 12:21:29,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 304 transitions. [2018-04-13 12:21:29,538 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 304 transitions. Word has length 43 [2018-04-13 12:21:29,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:29,538 INFO L459 AbstractCegarLoop]: Abstraction has 263 states and 304 transitions. [2018-04-13 12:21:29,538 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 12:21:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2018-04-13 12:21:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 12:21:29,539 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:29,539 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:29,539 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:29,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1074525530, now seen corresponding path program 1 times [2018-04-13 12:21:29,539 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:29,539 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:29,540 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:29,540 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:29,548 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:29,572 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:29,573 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 12:21:29,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 12:21:29,573 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 12:21:29,573 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:21:29,573 INFO L87 Difference]: Start difference. First operand 263 states and 304 transitions. Second operand 6 states. [2018-04-13 12:21:29,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:29,831 INFO L93 Difference]: Finished difference Result 297 states and 346 transitions. [2018-04-13 12:21:29,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:21:29,831 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 46 [2018-04-13 12:21:29,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:29,832 INFO L225 Difference]: With dead ends: 297 [2018-04-13 12:21:29,832 INFO L226 Difference]: Without dead ends: 297 [2018-04-13 12:21:29,833 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-13 12:21:29,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-04-13 12:21:29,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 262. [2018-04-13 12:21:29,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-04-13 12:21:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 303 transitions. [2018-04-13 12:21:29,836 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 303 transitions. Word has length 46 [2018-04-13 12:21:29,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:29,837 INFO L459 AbstractCegarLoop]: Abstraction has 262 states and 303 transitions. [2018-04-13 12:21:29,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 12:21:29,837 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 303 transitions. [2018-04-13 12:21:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 12:21:29,837 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:29,837 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:29,838 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:29,838 INFO L82 PathProgramCache]: Analyzing trace with hash 1074525531, now seen corresponding path program 1 times [2018-04-13 12:21:29,838 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:29,838 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:29,839 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:29,839 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:29,849 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:29,852 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:29,852 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:29,852 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:29,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:29,890 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:29,894 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 [2018-04-13 12:21:29,894 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,900 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 [2018-04-13 12:21:29,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,904 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:21:29,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:29,928 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 15 [2018-04-13 12:21:29,928 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:29,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:29,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:21:29,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,959 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2018-04-13 12:21:29,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:29,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:21:29,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,978 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:29,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:21:29,991 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:29,992 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,002 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 12:21:30,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:21:30,030 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 11 treesize of output 3 [2018-04-13 12:21:30,031 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,032 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,043 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,043 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:38 [2018-04-13 12:21:30,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 41 [2018-04-13 12:21:30,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:30,083 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 27 treesize of output 36 [2018-04-13 12:21:30,083 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,103 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 28 treesize of output 27 [2018-04-13 12:21:30,103 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,113 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:30,125 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:47 [2018-04-13 12:21:30,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:30,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 61 [2018-04-13 12:21:30,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 62 [2018-04-13 12:21:30,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:30,266 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 42 treesize of output 45 [2018-04-13 12:21:30,267 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:21:30,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:30,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2018-04-13 12:21:30,353 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 12 treesize of output 21 [2018-04-13 12:21:30,353 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,361 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:30,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2018-04-13 12:21:30,367 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 12 treesize of output 15 [2018-04-13 12:21:30,368 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,377 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:30,404 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:83, output treesize:188 [2018-04-13 12:21:30,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 167 treesize of output 129 [2018-04-13 12:21:30,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 83 [2018-04-13 12:21:30,738 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:30,797 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:30,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 73 [2018-04-13 12:21:30,799 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:30,856 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:30,856 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 83 treesize of output 71 [2018-04-13 12:21:30,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,911 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 68 treesize of output 59 [2018-04-13 12:21:30,912 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:30,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:30,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:30,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 81 [2018-04-13 12:21:30,965 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:31,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:31,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 99 [2018-04-13 12:21:31,028 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:31,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 72 [2018-04-13 12:21:31,089 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:31,135 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 64 treesize of output 55 [2018-04-13 12:21:31,135 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,178 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-13 12:21:31,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2018-04-13 12:21:31,232 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 7 treesize of output 1 [2018-04-13 12:21:31,232 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,240 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:31,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 12:21:31,241 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,248 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 44 [2018-04-13 12:21:31,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:31,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 12:21:31,252 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,261 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 5 treesize of output 1 [2018-04-13 12:21:31,261 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,267 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2018-04-13 12:21:31,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:31,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 12:21:31,271 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,280 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 5 treesize of output 1 [2018-04-13 12:21:31,280 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,286 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2018-04-13 12:21:31,289 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:31,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 12:21:31,290 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,323 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 5 treesize of output 1 [2018-04-13 12:21:31,323 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,333 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:31,373 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-13 12:21:31,373 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 6 variables, input treesize:182, output treesize:104 [2018-04-13 12:21:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:21:31,451 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:21:31,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 12:21:31,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 12:21:31,451 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 12:21:31,451 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=258, Unknown=6, NotChecked=0, Total=306 [2018-04-13 12:21:31,451 INFO L87 Difference]: Start difference. First operand 262 states and 303 transitions. Second operand 18 states. [2018-04-13 12:21:33,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:33,248 INFO L93 Difference]: Finished difference Result 464 states and 508 transitions. [2018-04-13 12:21:33,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 12:21:33,248 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 46 [2018-04-13 12:21:33,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:33,249 INFO L225 Difference]: With dead ends: 464 [2018-04-13 12:21:33,249 INFO L226 Difference]: Without dead ends: 464 [2018-04-13 12:21:33,249 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=244, Invalid=935, Unknown=11, NotChecked=0, Total=1190 [2018-04-13 12:21:33,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2018-04-13 12:21:33,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 266. [2018-04-13 12:21:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-04-13 12:21:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 308 transitions. [2018-04-13 12:21:33,252 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 308 transitions. Word has length 46 [2018-04-13 12:21:33,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:33,253 INFO L459 AbstractCegarLoop]: Abstraction has 266 states and 308 transitions. [2018-04-13 12:21:33,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 12:21:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 308 transitions. [2018-04-13 12:21:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 12:21:33,253 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:33,253 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:33,253 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:33,253 INFO L82 PathProgramCache]: Analyzing trace with hash 222607969, now seen corresponding path program 1 times [2018-04-13 12:21:33,253 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:33,253 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:33,254 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:33,254 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:33,260 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:33,297 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:33,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 12:21:33,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 12:21:33,298 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 12:21:33,298 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 12:21:33,298 INFO L87 Difference]: Start difference. First operand 266 states and 308 transitions. Second operand 7 states. [2018-04-13 12:21:33,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:33,459 INFO L93 Difference]: Finished difference Result 295 states and 343 transitions. [2018-04-13 12:21:33,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 12:21:33,459 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2018-04-13 12:21:33,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:33,460 INFO L225 Difference]: With dead ends: 295 [2018-04-13 12:21:33,460 INFO L226 Difference]: Without dead ends: 295 [2018-04-13 12:21:33,460 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-04-13 12:21:33,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-04-13 12:21:33,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 276. [2018-04-13 12:21:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-04-13 12:21:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 319 transitions. [2018-04-13 12:21:33,463 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 319 transitions. Word has length 47 [2018-04-13 12:21:33,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:33,463 INFO L459 AbstractCegarLoop]: Abstraction has 276 states and 319 transitions. [2018-04-13 12:21:33,464 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 12:21:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 319 transitions. [2018-04-13 12:21:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 12:21:33,464 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:33,464 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:33,464 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:33,465 INFO L82 PathProgramCache]: Analyzing trace with hash 224455011, now seen corresponding path program 1 times [2018-04-13 12:21:33,465 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:33,465 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:33,466 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:33,466 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:33,473 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:33,496 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:33,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:21:33,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 12:21:33,497 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 12:21:33,497 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 12:21:33,497 INFO L87 Difference]: Start difference. First operand 276 states and 319 transitions. Second operand 4 states. [2018-04-13 12:21:33,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:33,563 INFO L93 Difference]: Finished difference Result 276 states and 314 transitions. [2018-04-13 12:21:33,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 12:21:33,563 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-04-13 12:21:33,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:33,564 INFO L225 Difference]: With dead ends: 276 [2018-04-13 12:21:33,564 INFO L226 Difference]: Without dead ends: 276 [2018-04-13 12:21:33,564 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:21:33,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-13 12:21:33,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 272. [2018-04-13 12:21:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-04-13 12:21:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 311 transitions. [2018-04-13 12:21:33,568 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 311 transitions. Word has length 47 [2018-04-13 12:21:33,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:33,568 INFO L459 AbstractCegarLoop]: Abstraction has 272 states and 311 transitions. [2018-04-13 12:21:33,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 12:21:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 311 transitions. [2018-04-13 12:21:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 12:21:33,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:33,569 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:33,569 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:33,569 INFO L82 PathProgramCache]: Analyzing trace with hash 224455012, now seen corresponding path program 1 times [2018-04-13 12:21:33,569 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:33,569 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:33,570 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:33,570 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:33,578 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:33,612 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:33,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 12:21:33,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 12:21:33,613 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 12:21:33,613 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 12:21:33,613 INFO L87 Difference]: Start difference. First operand 272 states and 311 transitions. Second operand 4 states. [2018-04-13 12:21:33,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:33,677 INFO L93 Difference]: Finished difference Result 268 states and 303 transitions. [2018-04-13 12:21:33,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 12:21:33,678 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-04-13 12:21:33,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:33,678 INFO L225 Difference]: With dead ends: 268 [2018-04-13 12:21:33,678 INFO L226 Difference]: Without dead ends: 268 [2018-04-13 12:21:33,679 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:21:33,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-04-13 12:21:33,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2018-04-13 12:21:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-13 12:21:33,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 303 transitions. [2018-04-13 12:21:33,681 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 303 transitions. Word has length 47 [2018-04-13 12:21:33,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:33,681 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 303 transitions. [2018-04-13 12:21:33,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 12:21:33,681 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 303 transitions. [2018-04-13 12:21:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-13 12:21:33,682 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:33,682 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:33,682 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:33,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1004839968, now seen corresponding path program 1 times [2018-04-13 12:21:33,682 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:33,682 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:33,683 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:33,683 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:33,689 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:33,691 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:33,691 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:33,691 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:33,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:33,732 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:33,735 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 [2018-04-13 12:21:33,735 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,738 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:21:33,753 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 [2018-04-13 12:21:33,753 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:33,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:33,762 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 11 treesize of output 4 [2018-04-13 12:21:33,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,767 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:21:33,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:33,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:21:33,792 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:33,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:21:33,802 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,803 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:34 [2018-04-13 12:21:33,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:21:33,843 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 14 treesize of output 13 [2018-04-13 12:21:33,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,848 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:21:33,860 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 14 treesize of output 13 [2018-04-13 12:21:33,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,863 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,871 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:33,871 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:76, output treesize:60 [2018-04-13 12:21:33,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-13 12:21:33,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:21:33,936 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:33,950 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:21:33,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:33,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 71 [2018-04-13 12:21:33,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:21:33,980 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,988 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:33,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 82 [2018-04-13 12:21:33,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:33,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:21:33,996 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,012 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:34,044 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:93, output treesize:153 [2018-04-13 12:21:34,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2018-04-13 12:21:34,085 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 14 treesize of output 13 [2018-04-13 12:21:34,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,086 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,095 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:34,095 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:92, output treesize:77 [2018-04-13 12:21:34,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:34,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:34,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 68 [2018-04-13 12:21:34,350 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:34,355 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 54 [2018-04-13 12:21:34,356 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:34,379 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 5 treesize of output 1 [2018-04-13 12:21:34,380 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,387 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:34,402 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:94, output treesize:60 [2018-04-13 12:21:34,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 20 treesize of output 7 [2018-04-13 12:21:34,443 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-13 12:21:34,459 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:34,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:21:34,460 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,462 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:34,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:34,474 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:76, output treesize:45 [2018-04-13 12:21:34,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:21:34,557 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:21:34,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 12:21:34,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 12:21:34,558 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 12:21:34,558 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=337, Unknown=0, NotChecked=0, Total=380 [2018-04-13 12:21:34,558 INFO L87 Difference]: Start difference. First operand 268 states and 303 transitions. Second operand 20 states. [2018-04-13 12:21:36,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:36,350 INFO L93 Difference]: Finished difference Result 331 states and 364 transitions. [2018-04-13 12:21:36,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 12:21:36,350 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 50 [2018-04-13 12:21:36,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:36,351 INFO L225 Difference]: With dead ends: 331 [2018-04-13 12:21:36,351 INFO L226 Difference]: Without dead ends: 331 [2018-04-13 12:21:36,352 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 12:21:36,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-04-13 12:21:36,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 266. [2018-04-13 12:21:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-04-13 12:21:36,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 300 transitions. [2018-04-13 12:21:36,354 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 300 transitions. Word has length 50 [2018-04-13 12:21:36,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:36,354 INFO L459 AbstractCegarLoop]: Abstraction has 266 states and 300 transitions. [2018-04-13 12:21:36,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 12:21:36,354 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 300 transitions. [2018-04-13 12:21:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-13 12:21:36,354 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:36,355 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:21:36,355 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:36,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1801987223, now seen corresponding path program 1 times [2018-04-13 12:21:36,355 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:36,355 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:36,356 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:36,357 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:36,365 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:36,403 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:36,403 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 12:21:36,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 12:21:36,404 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 12:21:36,404 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:21:36,404 INFO L87 Difference]: Start difference. First operand 266 states and 300 transitions. Second operand 6 states. [2018-04-13 12:21:36,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:36,599 INFO L93 Difference]: Finished difference Result 296 states and 332 transitions. [2018-04-13 12:21:36,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:21:36,600 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2018-04-13 12:21:36,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:36,600 INFO L225 Difference]: With dead ends: 296 [2018-04-13 12:21:36,600 INFO L226 Difference]: Without dead ends: 296 [2018-04-13 12:21:36,600 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-13 12:21:36,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2018-04-13 12:21:36,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 275. [2018-04-13 12:21:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-13 12:21:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 314 transitions. [2018-04-13 12:21:36,603 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 314 transitions. Word has length 51 [2018-04-13 12:21:36,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:36,603 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 314 transitions. [2018-04-13 12:21:36,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 12:21:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 314 transitions. [2018-04-13 12:21:36,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-13 12:21:36,603 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:36,603 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:21:36,604 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:36,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1801987224, now seen corresponding path program 1 times [2018-04-13 12:21:36,604 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:36,604 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:36,604 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:36,605 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:36,611 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:36,613 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:36,613 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:36,613 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:36,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:36,631 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:36,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-13 12:21:36,650 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 19 treesize of output 11 [2018-04-13 12:21:36,650 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-13 12:21:36,659 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 13 [2018-04-13 12:21:36,659 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,662 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,665 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,665 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:13 [2018-04-13 12:21:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:36,688 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:36,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 12:21:36,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 12:21:36,689 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 12:21:36,689 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:21:36,689 INFO L87 Difference]: Start difference. First operand 275 states and 314 transitions. Second operand 6 states. [2018-04-13 12:21:36,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:36,856 INFO L93 Difference]: Finished difference Result 288 states and 323 transitions. [2018-04-13 12:21:36,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:21:36,856 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2018-04-13 12:21:36,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:36,857 INFO L225 Difference]: With dead ends: 288 [2018-04-13 12:21:36,857 INFO L226 Difference]: Without dead ends: 288 [2018-04-13 12:21:36,857 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-13 12:21:36,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-04-13 12:21:36,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 273. [2018-04-13 12:21:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-04-13 12:21:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 309 transitions. [2018-04-13 12:21:36,860 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 309 transitions. Word has length 51 [2018-04-13 12:21:36,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:36,860 INFO L459 AbstractCegarLoop]: Abstraction has 273 states and 309 transitions. [2018-04-13 12:21:36,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 12:21:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 309 transitions. [2018-04-13 12:21:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 12:21:36,861 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:36,861 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:21:36,861 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:36,861 INFO L82 PathProgramCache]: Analyzing trace with hash 2133118707, now seen corresponding path program 1 times [2018-04-13 12:21:36,861 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:36,861 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:36,862 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:36,862 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:36,871 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:36,874 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:36,874 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:36,874 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:36,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:36,894 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:36,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-13 12:21:36,980 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 [2018-04-13 12:21:36,981 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:36,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-13 12:21:37,013 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 [2018-04-13 12:21:37,013 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,023 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,029 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:43, output treesize:35 [2018-04-13 12:21:37,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2018-04-13 12:21:37,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,058 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 27 treesize of output 34 [2018-04-13 12:21:37,059 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,080 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2018-04-13 12:21:37,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,103 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 27 treesize of output 34 [2018-04-13 12:21:37,103 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,125 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:61, output treesize:53 [2018-04-13 12:21:37,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 77 [2018-04-13 12:21:37,149 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 70 treesize of output 51 [2018-04-13 12:21:37,150 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,173 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 40 [2018-04-13 12:21:37,173 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 48 [2018-04-13 12:21:37,197 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,208 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:37,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 42 [2018-04-13 12:21:37,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 27 [2018-04-13 12:21:37,225 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,235 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 21 treesize of output 14 [2018-04-13 12:21:37,236 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2018-04-13 12:21:37,250 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,253 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2018-04-13 12:21:37,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 20 [2018-04-13 12:21:37,257 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,262 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 11 treesize of output 3 [2018-04-13 12:21:37,262 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,265 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,270 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 4 variables, input treesize:103, output treesize:7 [2018-04-13 12:21:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:21:37,278 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:21:37,278 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 12:21:37,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 12:21:37,278 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 12:21:37,278 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2018-04-13 12:21:37,278 INFO L87 Difference]: Start difference. First operand 273 states and 309 transitions. Second operand 11 states. [2018-04-13 12:21:37,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:37,583 INFO L93 Difference]: Finished difference Result 291 states and 323 transitions. [2018-04-13 12:21:37,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 12:21:37,583 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 53 [2018-04-13 12:21:37,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:37,584 INFO L225 Difference]: With dead ends: 291 [2018-04-13 12:21:37,584 INFO L226 Difference]: Without dead ends: 291 [2018-04-13 12:21:37,584 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-04-13 12:21:37,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-13 12:21:37,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 281. [2018-04-13 12:21:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-13 12:21:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 317 transitions. [2018-04-13 12:21:37,588 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 317 transitions. Word has length 53 [2018-04-13 12:21:37,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:37,588 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 317 transitions. [2018-04-13 12:21:37,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 12:21:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 317 transitions. [2018-04-13 12:21:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 12:21:37,589 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:37,589 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:37,589 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:37,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1401734189, now seen corresponding path program 1 times [2018-04-13 12:21:37,589 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:37,589 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:37,590 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:37,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:37,590 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:37,603 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:37,607 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:37,607 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:37,607 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:37,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:37,654 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:37,670 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 [2018-04-13 12:21:37,670 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,675 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 [2018-04-13 12:21:37,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,680 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:21:37,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:37,707 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 [2018-04-13 12:21:37,707 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,724 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 12 treesize of output 15 [2018-04-13 12:21:37,724 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,735 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,735 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:34 [2018-04-13 12:21:37,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:37,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:21:37,755 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,767 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:48, output treesize:49 [2018-04-13 12:21:37,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:21:37,803 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 14 treesize of output 13 [2018-04-13 12:21:37,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,807 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:37,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:37,816 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:62 [2018-04-13 12:21:37,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 12:21:37,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:21:37,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:37,904 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:21:37,934 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:37,934 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:82, output treesize:114 [2018-04-13 12:21:38,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:38,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:38,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:38,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 12:21:38,008 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 40 [2018-04-13 12:21:38,027 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:38,038 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:55 [2018-04-13 12:21:38,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-13 12:21:38,059 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 14 treesize of output 7 [2018-04-13 12:21:38,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,063 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:38,074 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:71, output treesize:65 [2018-04-13 12:21:38,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2018-04-13 12:21:38,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:21:38,131 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,137 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,149 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:38,149 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:78 [2018-04-13 12:21:38,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 101 [2018-04-13 12:21:38,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:21:38,239 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:38,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:21:38,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:38,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:21:38,293 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,295 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:38,328 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:139, output treesize:218 [2018-04-13 12:21:38,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 40 [2018-04-13 12:21:38,382 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:38,393 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:130, output treesize:91 [2018-04-13 12:21:38,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2018-04-13 12:21:38,456 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 5 treesize of output 1 [2018-04-13 12:21:38,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,459 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 5 treesize of output 1 [2018-04-13 12:21:38,459 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,460 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:38,471 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:108, output treesize:86 [2018-04-13 12:21:38,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 48 [2018-04-13 12:21:38,597 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 5 treesize of output 1 [2018-04-13 12:21:38,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:21:38,611 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,615 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:38,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 12:21:38,615 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,618 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,623 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:38,624 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:86, output treesize:5 [2018-04-13 12:21:38,654 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:21:38,655 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:21:38,655 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 12:21:38,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 12:21:38,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 12:21:38,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2018-04-13 12:21:38,655 INFO L87 Difference]: Start difference. First operand 281 states and 317 transitions. Second operand 25 states. [2018-04-13 12:21:41,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:21:41,095 INFO L93 Difference]: Finished difference Result 443 states and 493 transitions. [2018-04-13 12:21:41,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 12:21:41,095 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 55 [2018-04-13 12:21:41,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:21:41,096 INFO L225 Difference]: With dead ends: 443 [2018-04-13 12:21:41,096 INFO L226 Difference]: Without dead ends: 443 [2018-04-13 12:21:41,097 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 649 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=392, Invalid=2688, Unknown=0, NotChecked=0, Total=3080 [2018-04-13 12:21:41,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2018-04-13 12:21:41,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 322. [2018-04-13 12:21:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-04-13 12:21:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 364 transitions. [2018-04-13 12:21:41,101 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 364 transitions. Word has length 55 [2018-04-13 12:21:41,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:21:41,101 INFO L459 AbstractCegarLoop]: Abstraction has 322 states and 364 transitions. [2018-04-13 12:21:41,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 12:21:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 364 transitions. [2018-04-13 12:21:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 12:21:41,102 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:21:41,102 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:21:41,102 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:21:41,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1401734188, now seen corresponding path program 1 times [2018-04-13 12:21:41,102 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:21:41,102 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:21:41,103 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:41,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:41,103 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:21:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:41,124 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:21:41,127 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:21:41,127 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:21:41,127 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:21:41,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:21:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:21:41,152 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:21:41,187 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 [2018-04-13 12:21:41,187 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,190 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,191 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:21:41,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,228 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 11 treesize of output 4 [2018-04-13 12:21:41,228 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-13 12:21:41,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,243 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:21:41,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:41,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:21:41,258 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,260 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:21:41,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:21:41,274 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,275 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,284 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-13 12:21:41,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:21:41,314 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 14 treesize of output 13 [2018-04-13 12:21:41,315 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:21:41,335 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 14 treesize of output 13 [2018-04-13 12:21:41,335 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,340 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,350 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:41,350 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:72 [2018-04-13 12:21:41,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 56 [2018-04-13 12:21:41,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,409 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:41,409 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 20 treesize of output 48 [2018-04-13 12:21:41,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,417 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 68 [2018-04-13 12:21:41,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,440 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 16 treesize of output 27 [2018-04-13 12:21:41,440 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,448 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:41,460 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:107 [2018-04-13 12:21:41,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 48 [2018-04-13 12:21:41,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,538 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 16 treesize of output 23 [2018-04-13 12:21:41,538 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:41,557 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:124, output treesize:131 [2018-04-13 12:21:41,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 102 [2018-04-13 12:21:41,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 83 [2018-04-13 12:21:41,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,634 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 141 [2018-04-13 12:21:41,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 121 [2018-04-13 12:21:41,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,681 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,699 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:41,699 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:158, output treesize:135 [2018-04-13 12:21:41,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2018-04-13 12:21:41,766 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 14 treesize of output 13 [2018-04-13 12:21:41,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 174 [2018-04-13 12:21:41,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:21:41,802 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,821 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:41,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:21:41,839 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:177, output treesize:161 [2018-04-13 12:21:41,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:41,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 394 treesize of output 287 [2018-04-13 12:21:41,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 71 [2018-04-13 12:21:41,960 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:21:41,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:21:42,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:42,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 376 [2018-04-13 12:21:42,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:42,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 78 [2018-04-13 12:21:42,099 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:42,121 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:42,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:21:42,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:21:42,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 351 [2018-04-13 12:21:42,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 52 [2018-04-13 12:21:42,130 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:21:42,149 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:21:42,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:21:42,208 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:397, output treesize:621 [2018-04-13 12:21:51,476 WARN L148 SmtUtils]: Spent 9227ms on a formula simplification that was a NOOP. DAG size: 89 [2018-04-13 12:22:00,373 WARN L148 SmtUtils]: Spent 8853ms on a formula simplification that was a NOOP. DAG size: 89 [2018-04-13 12:22:00,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:00,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 311 [2018-04-13 12:22:00,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:00,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:00,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 282 treesize of output 249 [2018-04-13 12:22:00,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:00,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:22:00,463 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:637, output treesize:525 [2018-04-13 12:22:09,431 WARN L148 SmtUtils]: Spent 8936ms on a formula simplification that was a NOOP. DAG size: 78 [2018-04-13 12:22:09,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 207 [2018-04-13 12:22:09,445 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:22:09,449 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 77 [2018-04-13 12:22:09,450 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:22:09,487 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 1 case distinctions, treesize of input 64 treesize of output 46 [2018-04-13 12:22:09,488 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:22:09,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 78 [2018-04-13 12:22:09,521 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:22:09,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 81 [2018-04-13 12:22:09,523 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:22:09,593 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:22:09,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 172 [2018-04-13 12:22:09,651 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 7 treesize of output 1 [2018-04-13 12:22:09,651 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:22:09,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 78 [2018-04-13 12:22:09,667 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,681 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 7 treesize of output 1 [2018-04-13 12:22:09,681 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,690 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 66 [2018-04-13 12:22:09,739 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 7 treesize of output 1 [2018-04-13 12:22:09,739 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:22:09,750 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:22:09,760 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,767 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2018-04-13 12:22:09,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:22:09,774 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:22:09,792 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,803 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 7 treesize of output 1 [2018-04-13 12:22:09,803 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,810 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:22:09,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 87 [2018-04-13 12:22:09,849 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 33 [2018-04-13 12:22:09,849 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:22:09,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 29 [2018-04-13 12:22:09,864 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:22:09,872 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 7 treesize of output 1 [2018-04-13 12:22:09,872 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:22:09,879 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:22:09,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-13 12:22:09,903 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 13 variables, input treesize:553, output treesize:58 [2018-04-13 12:22:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:22:09,962 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:22:09,962 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 12:22:09,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 12:22:09,963 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 12:22:09,963 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2018-04-13 12:22:09,963 INFO L87 Difference]: Start difference. First operand 322 states and 364 transitions. Second operand 22 states. [2018-04-13 12:22:20,171 WARN L148 SmtUtils]: Spent 9397ms on a formula simplification that was a NOOP. DAG size: 95 [2018-04-13 12:22:45,653 WARN L151 SmtUtils]: Spent 25372ms on a formula simplification. DAG size of input: 196 DAG size of output 99 [2018-04-13 12:23:09,233 WARN L151 SmtUtils]: Spent 23402ms on a formula simplification. DAG size of input: 208 DAG size of output 104 [2018-04-13 12:23:09,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:23:09,871 INFO L93 Difference]: Finished difference Result 442 states and 492 transitions. [2018-04-13 12:23:09,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 12:23:09,871 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 55 [2018-04-13 12:23:09,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:23:09,872 INFO L225 Difference]: With dead ends: 442 [2018-04-13 12:23:09,872 INFO L226 Difference]: Without dead ends: 442 [2018-04-13 12:23:09,873 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 86.2s TimeCoverageRelationStatistics Valid=280, Invalid=1526, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 12:23:09,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2018-04-13 12:23:09,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 322. [2018-04-13 12:23:09,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-04-13 12:23:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 363 transitions. [2018-04-13 12:23:09,875 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 363 transitions. Word has length 55 [2018-04-13 12:23:09,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:23:09,876 INFO L459 AbstractCegarLoop]: Abstraction has 322 states and 363 transitions. [2018-04-13 12:23:09,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 12:23:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 363 transitions. [2018-04-13 12:23:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 12:23:09,876 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:23:09,876 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:23:09,876 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:23:09,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2067780318, now seen corresponding path program 1 times [2018-04-13 12:23:09,876 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:23:09,876 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:23:09,877 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:09,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:09,877 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:09,883 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:23:09,884 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:23:09,884 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:23:09,884 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:23:09,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:09,909 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:23:09,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:09,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:09,931 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:09,932 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:09,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:09,937 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-13 12:23:09,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 35 [2018-04-13 12:23:09,971 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 [2018-04-13 12:23:09,972 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:09,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:10,004 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:30 [2018-04-13 12:23:10,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 36 treesize of output 59 [2018-04-13 12:23:10,075 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 41 treesize of output 40 [2018-04-13 12:23:10,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:10,145 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:35 [2018-04-13 12:23:10,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-13 12:23:10,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:10,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:10,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-13 12:23:10,217 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:10,228 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:3 [2018-04-13 12:23:10,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:23:10,260 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:23:10,261 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 12:23:10,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 12:23:10,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 12:23:10,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-04-13 12:23:10,261 INFO L87 Difference]: Start difference. First operand 322 states and 363 transitions. Second operand 17 states. [2018-04-13 12:23:11,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:23:11,005 INFO L93 Difference]: Finished difference Result 416 states and 460 transitions. [2018-04-13 12:23:11,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 12:23:11,005 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 55 [2018-04-13 12:23:11,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:23:11,006 INFO L225 Difference]: With dead ends: 416 [2018-04-13 12:23:11,006 INFO L226 Difference]: Without dead ends: 416 [2018-04-13 12:23:11,006 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=994, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 12:23:11,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2018-04-13 12:23:11,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 339. [2018-04-13 12:23:11,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2018-04-13 12:23:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 384 transitions. [2018-04-13 12:23:11,009 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 384 transitions. Word has length 55 [2018-04-13 12:23:11,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:23:11,010 INFO L459 AbstractCegarLoop]: Abstraction has 339 states and 384 transitions. [2018-04-13 12:23:11,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 12:23:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 384 transitions. [2018-04-13 12:23:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-13 12:23:11,010 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:23:11,010 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:23:11,011 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:23:11,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1257449240, now seen corresponding path program 1 times [2018-04-13 12:23:11,011 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:23:11,011 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:23:11,012 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:11,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:11,012 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:11,019 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:23:11,022 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:23:11,022 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:23:11,022 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:23:11,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:11,059 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:23:11,083 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 [2018-04-13 12:23:11,083 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,093 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 [2018-04-13 12:23:11,093 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,101 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:23 [2018-04-13 12:23:11,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:11,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:11,120 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,122 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:11,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:11,155 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,156 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,168 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:53, output treesize:40 [2018-04-13 12:23:11,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:23:11,187 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:23:11,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,198 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-04-13 12:23:11,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 42 [2018-04-13 12:23:11,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 33 treesize of output 32 [2018-04-13 12:23:11,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:11,261 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:49, output treesize:45 [2018-04-13 12:23:11,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:23:11,312 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 12 treesize of output 11 [2018-04-13 12:23:11,312 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 78 [2018-04-13 12:23:11,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 66 [2018-04-13 12:23:11,362 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:23:11,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 47 [2018-04-13 12:23:11,450 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 12:23:11,515 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 54 treesize of output 53 [2018-04-13 12:23:11,515 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,558 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:11,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 58 [2018-04-13 12:23:11,567 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 4 xjuncts. [2018-04-13 12:23:11,611 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-13 12:23:11,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 12:23:11,646 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:71, output treesize:175 [2018-04-13 12:23:11,730 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:23:11,730 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,751 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 40 treesize of output 35 [2018-04-13 12:23:11,751 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,769 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 75 treesize of output 58 [2018-04-13 12:23:11,770 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:11,786 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 9 variables, input treesize:186, output treesize:94 [2018-04-13 12:23:11,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 99 [2018-04-13 12:23:11,880 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:11,910 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 68 [2018-04-13 12:23:11,910 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:11,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:11,935 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:122, output treesize:138 [2018-04-13 12:23:12,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 88 [2018-04-13 12:23:12,036 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 79 treesize of output 78 [2018-04-13 12:23:12,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 77 [2018-04-13 12:23:12,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:12,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,150 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 106 [2018-04-13 12:23:12,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:12,192 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,209 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 105 treesize of output 118 [2018-04-13 12:23:12,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:12,285 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 101 treesize of output 110 [2018-04-13 12:23:12,285 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,340 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 102 treesize of output 101 [2018-04-13 12:23:12,341 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,371 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:12,406 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:188, output treesize:178 [2018-04-13 12:23:12,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 127 treesize of output 138 [2018-04-13 12:23:12,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:12,501 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 126 treesize of output 133 [2018-04-13 12:23:12,501 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,566 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 107 [2018-04-13 12:23:12,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:12,632 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 16 treesize of output 23 [2018-04-13 12:23:12,632 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,651 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 118 [2018-04-13 12:23:12,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:12,709 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 16 treesize of output 23 [2018-04-13 12:23:12,710 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,732 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 98 treesize of output 104 [2018-04-13 12:23:12,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:12,795 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 97 treesize of output 104 [2018-04-13 12:23:12,796 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,864 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:12,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:12,903 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 13 variables, input treesize:230, output treesize:214 [2018-04-13 12:23:12,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 144 [2018-04-13 12:23:12,963 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 140 treesize of output 135 [2018-04-13 12:23:12,964 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:13,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:13,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 115 [2018-04-13 12:23:13,032 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,086 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:13,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 105 [2018-04-13 12:23:13,087 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:13,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:13,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 124 [2018-04-13 12:23:13,144 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,194 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 118 treesize of output 113 [2018-04-13 12:23:13,194 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:23:13,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 94 [2018-04-13 12:23:13,308 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 11 treesize of output 15 [2018-04-13 12:23:13,308 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:13,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2018-04-13 12:23:13,327 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,340 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 13 dim-0 vars, and 3 xjuncts. [2018-04-13 12:23:13,402 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 11 variables, input treesize:252, output treesize:288 [2018-04-13 12:23:13,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 123 treesize of output 108 [2018-04-13 12:23:13,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 59 [2018-04-13 12:23:13,536 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:13,646 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:13,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 53 [2018-04-13 12:23:13,647 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:13,742 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 53 treesize of output 48 [2018-04-13 12:23:13,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 83 treesize of output 72 [2018-04-13 12:23:13,827 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:13,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 72 treesize of output 61 [2018-04-13 12:23:13,917 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,010 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 61 treesize of output 56 [2018-04-13 12:23:14,010 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2018-04-13 12:23:14,101 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:14,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 70 treesize of output 59 [2018-04-13 12:23:14,185 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-04-13 12:23:14,272 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:14,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,358 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 69 [2018-04-13 12:23:14,358 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,443 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:14,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-04-13 12:23:14,443 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:14,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:14,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2018-04-13 12:23:14,526 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:14,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 42 [2018-04-13 12:23:14,606 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:14,686 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 79 treesize of output 74 [2018-04-13 12:23:14,686 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:14,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 69 [2018-04-13 12:23:14,759 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 74 treesize of output 63 [2018-04-13 12:23:14,848 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 63 treesize of output 52 [2018-04-13 12:23:14,912 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:14,974 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 35 treesize of output 30 [2018-04-13 12:23:14,974 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:15,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:15,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:15,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 46 [2018-04-13 12:23:15,034 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:15,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:15,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 37 [2018-04-13 12:23:15,090 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:15,142 INFO L267 ElimStorePlain]: Start of recursive call 2: 20 dim-1 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2018-04-13 12:23:15,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 16 dim-0 vars, and 8 xjuncts. [2018-04-13 12:23:15,208 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 6 variables, input treesize:143, output treesize:243 [2018-04-13 12:23:15,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:23:15,282 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:23:15,282 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 12:23:15,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 12:23:15,282 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 12:23:15,282 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2018-04-13 12:23:15,282 INFO L87 Difference]: Start difference. First operand 339 states and 384 transitions. Second operand 21 states. [2018-04-13 12:23:15,781 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 79 DAG size of output 77 [2018-04-13 12:23:16,391 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 121 DAG size of output 93 [2018-04-13 12:23:16,693 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 152 DAG size of output 123 [2018-04-13 12:23:17,022 WARN L151 SmtUtils]: Spent 273ms on a formula simplification. DAG size of input: 194 DAG size of output 152 [2018-04-13 12:23:17,414 WARN L151 SmtUtils]: Spent 265ms on a formula simplification. DAG size of input: 185 DAG size of output 145 [2018-04-13 12:23:17,745 WARN L151 SmtUtils]: Spent 271ms on a formula simplification. DAG size of input: 202 DAG size of output 148 [2018-04-13 12:23:18,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:23:18,466 INFO L93 Difference]: Finished difference Result 484 states and 535 transitions. [2018-04-13 12:23:18,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 12:23:18,466 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 56 [2018-04-13 12:23:18,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:23:18,467 INFO L225 Difference]: With dead ends: 484 [2018-04-13 12:23:18,467 INFO L226 Difference]: Without dead ends: 484 [2018-04-13 12:23:18,467 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1416, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 12:23:18,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2018-04-13 12:23:18,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 349. [2018-04-13 12:23:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-13 12:23:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 396 transitions. [2018-04-13 12:23:18,470 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 396 transitions. Word has length 56 [2018-04-13 12:23:18,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:23:18,470 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 396 transitions. [2018-04-13 12:23:18,470 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 12:23:18,470 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 396 transitions. [2018-04-13 12:23:18,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-13 12:23:18,470 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:23:18,470 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:23:18,470 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:23:18,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1257449239, now seen corresponding path program 1 times [2018-04-13 12:23:18,471 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:23:18,471 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:23:18,471 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:18,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:18,472 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:18,479 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:23:18,483 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:23:18,483 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:23:18,483 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:23:18,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:18,517 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:23:18,527 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 [2018-04-13 12:23:18,528 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,532 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,532 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2018-04-13 12:23:18,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:18,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:18,544 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,546 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:18,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:18,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,591 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,603 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:48, output treesize:31 [2018-04-13 12:23:18,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:23:18,621 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:23:18,622 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,623 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,631 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:27 [2018-04-13 12:23:18,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-13 12:23:18,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:18,656 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 21 treesize of output 28 [2018-04-13 12:23:18,656 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,668 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 [2018-04-13 12:23:18,668 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,673 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:18,680 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:40, output treesize:36 [2018-04-13 12:23:18,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 61 [2018-04-13 12:23:18,747 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 40 treesize of output 49 [2018-04-13 12:23:18,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,760 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:18,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 90 [2018-04-13 12:23:18,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:18,803 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:18,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 69 [2018-04-13 12:23:18,818 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-13 12:23:18,941 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 68 treesize of output 77 [2018-04-13 12:23:18,941 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 64 [2018-04-13 12:23:19,025 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:23:19,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 86 [2018-04-13 12:23:19,086 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 12:23:19,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:23:19,147 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 12:23:19,147 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:69, output treesize:227 [2018-04-13 12:23:19,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 117 [2018-04-13 12:23:19,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:19,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:19,447 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 136 [2018-04-13 12:23:19,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:19,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:19,481 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 110 [2018-04-13 12:23:19,481 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 111 [2018-04-13 12:23:19,523 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:23:19,560 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. [2018-04-13 12:23:19,560 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:235, output treesize:222 [2018-04-13 12:23:19,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 128 [2018-04-13 12:23:19,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:19,670 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,692 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 146 treesize of output 168 [2018-04-13 12:23:19,767 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 161 treesize of output 160 [2018-04-13 12:23:19,767 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,816 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 129 [2018-04-13 12:23:19,881 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 128 treesize of output 127 [2018-04-13 12:23:19,881 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:19,963 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 142 treesize of output 158 [2018-04-13 12:23:20,044 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 151 treesize of output 150 [2018-04-13 12:23:20,045 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,155 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:20,196 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:272, output treesize:262 [2018-04-13 12:23:20,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 164 treesize of output 182 [2018-04-13 12:23:20,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,300 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 171 treesize of output 178 [2018-04-13 12:23:20,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,550 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 149 treesize of output 149 [2018-04-13 12:23:20,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 130 [2018-04-13 12:23:20,654 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,728 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 144 treesize of output 151 [2018-04-13 12:23:20,728 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,768 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 150 [2018-04-13 12:23:20,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,835 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 16 treesize of output 23 [2018-04-13 12:23:20,835 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,861 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:20,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 160 treesize of output 188 [2018-04-13 12:23:20,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:20,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:20,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 181 [2018-04-13 12:23:20,942 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:21,018 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 155 treesize of output 162 [2018-04-13 12:23:21,018 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,058 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:21,104 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:314, output treesize:304 [2018-04-13 12:23:21,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 149 [2018-04-13 12:23:21,173 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 164 [2018-04-13 12:23:21,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:21,274 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:342, output treesize:300 [2018-04-13 12:23:21,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:21,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:21,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:21,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 168 treesize of output 163 [2018-04-13 12:23:21,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:21,469 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 144 treesize of output 158 [2018-04-13 12:23:21,471 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-13 12:23:21,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 120 treesize of output 107 [2018-04-13 12:23:21,739 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:21,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 75 [2018-04-13 12:23:21,955 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:22,170 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 75 treesize of output 66 [2018-04-13 12:23:22,170 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:22,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 132 treesize of output 119 [2018-04-13 12:23:22,385 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:22,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:22,601 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 119 treesize of output 109 [2018-04-13 12:23:22,601 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:22,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 123 treesize of output 110 [2018-04-13 12:23:22,806 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:23,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:23,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 72 [2018-04-13 12:23:23,026 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:23,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 123 treesize of output 110 [2018-04-13 12:23:23,236 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:23,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:23,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:23,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 81 [2018-04-13 12:23:23,428 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:23,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 110 [2018-04-13 12:23:23,619 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:23,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:23,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 77 [2018-04-13 12:23:23,801 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:23,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 119 treesize of output 106 [2018-04-13 12:23:23,979 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:24,160 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 71 treesize of output 62 [2018-04-13 12:23:24,160 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:24,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:24,338 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 106 treesize of output 96 [2018-04-13 12:23:24,338 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:24,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 62 [2018-04-13 12:23:24,517 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:24,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:24,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:24,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 99 [2018-04-13 12:23:24,692 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:24,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 84 treesize of output 71 [2018-04-13 12:23:24,855 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:25,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 93 [2018-04-13 12:23:25,023 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:25,185 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 71 treesize of output 62 [2018-04-13 12:23:25,185 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:25,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 64 [2018-04-13 12:23:25,344 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:25,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 81 [2018-04-13 12:23:25,504 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:25,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2018-04-13 12:23:25,664 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:25,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 67 treesize of output 54 [2018-04-13 12:23:25,807 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:25,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:25,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 94 [2018-04-13 12:23:25,954 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:26,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 58 [2018-04-13 12:23:26,097 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 26 dim-1 vars, End of recursive call: 10 dim-0 vars, and 10 xjuncts. [2018-04-13 12:23:26,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 64 [2018-04-13 12:23:26,382 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 7 treesize of output 1 [2018-04-13 12:23:26,383 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,394 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 16 treesize of output 7 [2018-04-13 12:23:26,394 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:23:26,405 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,412 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:23:26,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:26,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-04-13 12:23:26,421 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,447 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 64 treesize of output 53 [2018-04-13 12:23:26,447 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,469 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 53 treesize of output 48 [2018-04-13 12:23:26,469 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-04-13 12:23:26,491 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,510 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 41 treesize of output 32 [2018-04-13 12:23:26,511 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,523 INFO L267 ElimStorePlain]: Start of recursive call 33: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:23:26,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:26,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-13 12:23:26,531 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2018-04-13 12:23:26,558 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,580 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 52 treesize of output 45 [2018-04-13 12:23:26,580 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,600 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 36 treesize of output 29 [2018-04-13 12:23:26,600 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,615 INFO L267 ElimStorePlain]: Start of recursive call 39: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2018-04-13 12:23:26,619 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 12 [2018-04-13 12:23:26,619 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:23:26,632 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,642 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 5 treesize of output 1 [2018-04-13 12:23:26,642 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,649 INFO L267 ElimStorePlain]: Start of recursive call 44: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 64 [2018-04-13 12:23:26,661 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:26,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 48 [2018-04-13 12:23:26,662 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,684 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 60 treesize of output 53 [2018-04-13 12:23:26,684 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,703 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 32 treesize of output 25 [2018-04-13 12:23:26,703 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,721 INFO L267 ElimStorePlain]: Start of recursive call 48: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 64 [2018-04-13 12:23:26,725 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 12 [2018-04-13 12:23:26,725 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,736 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 5 treesize of output 1 [2018-04-13 12:23:26,736 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:23:26,746 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,753 INFO L267 ElimStorePlain]: Start of recursive call 52: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:23:26,759 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 64 treesize of output 57 [2018-04-13 12:23:26,760 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,784 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 53 treesize of output 44 [2018-04-13 12:23:26,784 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-13 12:23:26,809 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,835 INFO L267 ElimStorePlain]: Start of recursive call 56: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 60 [2018-04-13 12:23:26,846 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 12 [2018-04-13 12:23:26,847 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:23:26,860 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,870 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 5 treesize of output 1 [2018-04-13 12:23:26,870 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,880 INFO L267 ElimStorePlain]: Start of recursive call 60: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 72 [2018-04-13 12:23:26,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-04-13 12:23:26,889 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:26,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-13 12:23:26,925 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,955 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 45 treesize of output 36 [2018-04-13 12:23:26,956 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,988 INFO L267 ElimStorePlain]: Start of recursive call 64: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:26,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 64 [2018-04-13 12:23:26,993 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 7 treesize of output 1 [2018-04-13 12:23:26,993 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:27,007 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 16 treesize of output 7 [2018-04-13 12:23:27,007 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:27,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:27,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:23:27,020 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:27,029 INFO L267 ElimStorePlain]: Start of recursive call 68: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:27,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:23:27,115 INFO L202 ElimStorePlain]: Needed 71 recursive calls to eliminate 6 variables, input treesize:198, output treesize:47 [2018-04-13 12:23:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:23:27,173 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:23:27,173 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 12:23:27,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 12:23:27,174 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 12:23:27,174 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=439, Unknown=0, NotChecked=0, Total=506 [2018-04-13 12:23:27,174 INFO L87 Difference]: Start difference. First operand 349 states and 396 transitions. Second operand 23 states. [2018-04-13 12:23:28,710 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 134 DAG size of output 92 [2018-04-13 12:23:28,950 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 167 DAG size of output 99 [2018-04-13 12:23:29,246 WARN L151 SmtUtils]: Spent 196ms on a formula simplification. DAG size of input: 180 DAG size of output 106 [2018-04-13 12:23:29,497 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 212 DAG size of output 79 [2018-04-13 12:23:29,746 WARN L151 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 172 DAG size of output 102 [2018-04-13 12:23:29,984 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 220 DAG size of output 87 [2018-04-13 12:23:35,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:23:35,828 INFO L93 Difference]: Finished difference Result 489 states and 540 transitions. [2018-04-13 12:23:35,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 12:23:35,829 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 56 [2018-04-13 12:23:35,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:23:35,829 INFO L225 Difference]: With dead ends: 489 [2018-04-13 12:23:35,830 INFO L226 Difference]: Without dead ends: 489 [2018-04-13 12:23:35,830 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=435, Invalid=2015, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 12:23:35,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-04-13 12:23:35,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 349. [2018-04-13 12:23:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-13 12:23:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 395 transitions. [2018-04-13 12:23:35,833 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 395 transitions. Word has length 56 [2018-04-13 12:23:35,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:23:35,833 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 395 transitions. [2018-04-13 12:23:35,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 12:23:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 395 transitions. [2018-04-13 12:23:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-13 12:23:35,833 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:23:35,833 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:23:35,833 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:23:35,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1959498625, now seen corresponding path program 1 times [2018-04-13 12:23:35,834 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:23:35,834 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:23:35,834 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:35,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:35,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:23:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:35,846 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:23:35,850 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:23:35,850 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:23:35,851 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:23:35,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:23:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:23:35,894 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:23:35,908 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 [2018-04-13 12:23:35,908 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,914 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 [2018-04-13 12:23:35,915 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,920 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,920 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:23:35,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:35,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:35,948 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 [2018-04-13 12:23:35,948 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,964 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 15 [2018-04-13 12:23:35,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:35,978 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 12:23:36,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:36,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:23:36,002 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:23:36,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:23:36,026 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,028 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,045 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:59, output treesize:56 [2018-04-13 12:23:36,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-13 12:23:36,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 26 treesize of output 15 [2018-04-13 12:23:36,073 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,077 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,092 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,092 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:44 [2018-04-13 12:23:36,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-04-13 12:23:36,123 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 10 treesize of output 9 [2018-04-13 12:23:36,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,128 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:36,146 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:57, output treesize:53 [2018-04-13 12:23:36,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 79 [2018-04-13 12:23:36,263 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 65 treesize of output 64 [2018-04-13 12:23:36,264 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:36,362 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:82 [2018-04-13 12:23:36,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:36,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:36,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 28 [2018-04-13 12:23:36,402 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:36,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:36,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:36,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 12:23:36,428 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:36,446 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:96, output treesize:88 [2018-04-13 12:23:36,471 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:36,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 60 [2018-04-13 12:23:36,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:23:36,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:36,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:36,511 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:96, output treesize:85 [2018-04-13 12:23:36,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 72 treesize of output 108 [2018-04-13 12:23:36,617 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:23:36,634 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:36,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2018-04-13 12:23:36,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:37,009 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 69 treesize of output 68 [2018-04-13 12:23:37,009 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:37,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:37,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:37,052 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:105, output treesize:101 [2018-04-13 12:23:37,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 110 treesize of output 151 [2018-04-13 12:23:37,606 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-13 12:23:37,637 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:23:37,638 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:39,355 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 107 treesize of output 106 [2018-04-13 12:23:39,356 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:39,380 INFO L267 ElimStorePlain]: Start of recursive call 2: 16 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:39,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:39,401 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:143, output treesize:139 [2018-04-13 12:23:40,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-13 12:23:40,147 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 19 treesize of output 11 [2018-04-13 12:23:40,147 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:40,149 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:40,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 117 treesize of output 131 [2018-04-13 12:23:40,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:40,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 95 [2018-04-13 12:23:40,204 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:41,454 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:41,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 55 [2018-04-13 12:23:41,454 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:42,591 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:42,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 91 [2018-04-13 12:23:42,591 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:43,738 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 77 treesize of output 70 [2018-04-13 12:23:43,738 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:44,863 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:44,864 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:44,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:44,867 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:44,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 40 [2018-04-13 12:23:44,868 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:46,100 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:46,100 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:46,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:46,105 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:46,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 40 [2018-04-13 12:23:46,106 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:47,920 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 62 [2018-04-13 12:23:47,920 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:48,331 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,331 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:48,332 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 39 [2018-04-13 12:23:48,333 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:48,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:23:48,729 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:23:48,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 36 [2018-04-13 12:23:48,730 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:23:48,803 INFO L267 ElimStorePlain]: Start of recursive call 4: 57 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:23:48,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:23:48,815 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:161, output treesize:48 [2018-04-13 12:23:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:23:49,127 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:23:49,127 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 12:23:49,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 12:23:49,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 12:23:49,127 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=523, Unknown=0, NotChecked=0, Total=600 [2018-04-13 12:23:49,128 INFO L87 Difference]: Start difference. First operand 349 states and 395 transitions. Second operand 25 states. [2018-04-13 12:24:02,470 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 69 DAG size of output 67 [2018-04-13 12:24:03,153 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 88 DAG size of output 70 [2018-04-13 12:24:03,560 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 80 DAG size of output 62 [2018-04-13 12:24:03,902 WARN L148 SmtUtils]: Spent 221ms on a formula simplification that was a NOOP. DAG size: 71 [2018-04-13 12:24:07,345 WARN L151 SmtUtils]: Spent 2778ms on a formula simplification. DAG size of input: 87 DAG size of output 71 [2018-04-13 12:24:08,228 WARN L151 SmtUtils]: Spent 272ms on a formula simplification. DAG size of input: 93 DAG size of output 73 [2018-04-13 12:24:11,836 WARN L151 SmtUtils]: Spent 3547ms on a formula simplification. DAG size of input: 93 DAG size of output 69 [2018-04-13 12:24:14,256 WARN L151 SmtUtils]: Spent 736ms on a formula simplification. DAG size of input: 78 DAG size of output 61 [2018-04-13 12:24:14,517 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 101 DAG size of output 73 [2018-04-13 12:24:17,457 WARN L151 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 100 DAG size of output 76 [2018-04-13 12:24:17,626 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 103 DAG size of output 79 [2018-04-13 12:24:17,962 WARN L151 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 99 DAG size of output 75 [2018-04-13 12:24:18,429 WARN L151 SmtUtils]: Spent 236ms on a formula simplification. DAG size of input: 85 DAG size of output 75 [2018-04-13 12:24:19,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:24:19,689 INFO L93 Difference]: Finished difference Result 482 states and 533 transitions. [2018-04-13 12:24:19,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 12:24:19,689 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 61 [2018-04-13 12:24:19,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:24:19,690 INFO L225 Difference]: With dead ends: 482 [2018-04-13 12:24:19,690 INFO L226 Difference]: Without dead ends: 482 [2018-04-13 12:24:19,691 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=608, Invalid=2582, Unknown=2, NotChecked=0, Total=3192 [2018-04-13 12:24:19,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-04-13 12:24:19,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 364. [2018-04-13 12:24:19,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2018-04-13 12:24:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 414 transitions. [2018-04-13 12:24:19,694 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 414 transitions. Word has length 61 [2018-04-13 12:24:19,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:24:19,695 INFO L459 AbstractCegarLoop]: Abstraction has 364 states and 414 transitions. [2018-04-13 12:24:19,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 12:24:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 414 transitions. [2018-04-13 12:24:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 12:24:19,695 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:24:19,695 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:24:19,696 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:24:19,696 INFO L82 PathProgramCache]: Analyzing trace with hash 426787439, now seen corresponding path program 1 times [2018-04-13 12:24:19,696 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:24:19,696 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:24:19,696 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:19,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:19,697 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:19,705 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:24:19,708 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:24:19,708 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:24:19,708 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:24:19,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:19,740 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:24:19,742 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 [2018-04-13 12:24:19,742 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,745 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:24:19,764 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 [2018-04-13 12:24:19,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:19,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:19,785 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:24:19,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,792 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,793 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:24:19,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:24:19,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:24:19,810 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,812 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:24:19,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:24:19,825 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,827 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,834 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:34 [2018-04-13 12:24:19,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:24:19,859 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 14 treesize of output 13 [2018-04-13 12:24:19,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-13 12:24:19,877 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 14 treesize of output 13 [2018-04-13 12:24:19,877 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,881 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,890 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:19,890 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:83, output treesize:67 [2018-04-13 12:24:19,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 52 [2018-04-13 12:24:19,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:19,965 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:19,966 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 20 treesize of output 48 [2018-04-13 12:24:19,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:19,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 72 [2018-04-13 12:24:20,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:20,006 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 16 treesize of output 27 [2018-04-13 12:24:20,006 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,015 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,026 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:20,026 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:100, output treesize:93 [2018-04-13 12:24:20,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 25 treesize of output 7 [2018-04-13 12:24:20,051 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,060 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. [2018-04-13 12:24:20,060 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:106, output treesize:82 [2018-04-13 12:24:20,213 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:20,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 73 [2018-04-13 12:24:20,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:20,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 35 [2018-04-13 12:24:20,217 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:20,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:20,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:20,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 32 [2018-04-13 12:24:20,227 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,235 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:20,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-04-13 12:24:20,252 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:20,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:20,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-13 12:24:20,253 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:20,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-13 12:24:20,261 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,264 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:20,270 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:117, output treesize:10 [2018-04-13 12:24:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:24:20,314 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:24:20,315 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 12:24:20,315 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 12:24:20,315 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 12:24:20,315 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2018-04-13 12:24:20,315 INFO L87 Difference]: Start difference. First operand 364 states and 414 transitions. Second operand 19 states. [2018-04-13 12:24:21,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:24:21,531 INFO L93 Difference]: Finished difference Result 412 states and 460 transitions. [2018-04-13 12:24:21,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 12:24:21,531 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 62 [2018-04-13 12:24:21,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:24:21,532 INFO L225 Difference]: With dead ends: 412 [2018-04-13 12:24:21,532 INFO L226 Difference]: Without dead ends: 412 [2018-04-13 12:24:21,533 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=225, Invalid=1107, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 12:24:21,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2018-04-13 12:24:21,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 360. [2018-04-13 12:24:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-04-13 12:24:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 408 transitions. [2018-04-13 12:24:21,536 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 408 transitions. Word has length 62 [2018-04-13 12:24:21,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:24:21,536 INFO L459 AbstractCegarLoop]: Abstraction has 360 states and 408 transitions. [2018-04-13 12:24:21,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 12:24:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 408 transitions. [2018-04-13 12:24:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 12:24:21,536 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:24:21,536 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:24:21,536 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:24:21,537 INFO L82 PathProgramCache]: Analyzing trace with hash 362823375, now seen corresponding path program 1 times [2018-04-13 12:24:21,537 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:24:21,537 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:24:21,537 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:21,537 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:21,543 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:24:21,547 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:24:21,547 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:24:21,547 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:24:21,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:21,557 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:24:21,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:21,569 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 14 treesize of output 17 [2018-04-13 12:24:21,569 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:21,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:21,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:21,577 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-13 12:24:21,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:21,581 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:21,581 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-13 12:24:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:24:21,598 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:24:21,599 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 12:24:21,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 12:24:21,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 12:24:21,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-13 12:24:21,599 INFO L87 Difference]: Start difference. First operand 360 states and 408 transitions. Second operand 5 states. [2018-04-13 12:24:21,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:24:21,794 INFO L93 Difference]: Finished difference Result 388 states and 437 transitions. [2018-04-13 12:24:21,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 12:24:21,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2018-04-13 12:24:21,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:24:21,796 INFO L225 Difference]: With dead ends: 388 [2018-04-13 12:24:21,796 INFO L226 Difference]: Without dead ends: 388 [2018-04-13 12:24:21,796 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:24:21,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-04-13 12:24:21,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 358. [2018-04-13 12:24:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-04-13 12:24:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 405 transitions. [2018-04-13 12:24:21,798 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 405 transitions. Word has length 64 [2018-04-13 12:24:21,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:24:21,798 INFO L459 AbstractCegarLoop]: Abstraction has 358 states and 405 transitions. [2018-04-13 12:24:21,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 12:24:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 405 transitions. [2018-04-13 12:24:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 12:24:21,799 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:24:21,799 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:24:21,799 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:24:21,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1445991722, now seen corresponding path program 1 times [2018-04-13 12:24:21,799 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:24:21,799 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:24:21,799 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:21,799 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:21,805 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:24:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:24:21,838 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:24:21,838 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 12:24:21,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 12:24:21,838 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 12:24:21,838 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 12:24:21,838 INFO L87 Difference]: Start difference. First operand 358 states and 405 transitions. Second operand 6 states. [2018-04-13 12:24:21,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:24:21,927 INFO L93 Difference]: Finished difference Result 394 states and 439 transitions. [2018-04-13 12:24:21,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 12:24:21,927 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2018-04-13 12:24:21,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:24:21,928 INFO L225 Difference]: With dead ends: 394 [2018-04-13 12:24:21,928 INFO L226 Difference]: Without dead ends: 394 [2018-04-13 12:24:21,928 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-13 12:24:21,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-04-13 12:24:21,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 358. [2018-04-13 12:24:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-04-13 12:24:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 402 transitions. [2018-04-13 12:24:21,930 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 402 transitions. Word has length 64 [2018-04-13 12:24:21,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:24:21,930 INFO L459 AbstractCegarLoop]: Abstraction has 358 states and 402 transitions. [2018-04-13 12:24:21,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 12:24:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 402 transitions. [2018-04-13 12:24:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-13 12:24:21,931 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:24:21,931 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:24:21,931 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:24:21,931 INFO L82 PathProgramCache]: Analyzing trace with hash 905148166, now seen corresponding path program 1 times [2018-04-13 12:24:21,931 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:24:21,931 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:24:21,932 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:21,932 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:24:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:21,941 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:24:21,944 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:24:21,944 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:24:21,944 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:24:21,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:24:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:24:21,991 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:24:22,007 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 [2018-04-13 12:24:22,007 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,010 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:24:22,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,031 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 [2018-04-13 12:24:22,031 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,039 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,039 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 12:24:22,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:24:22,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:24:22,054 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,055 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:24:22,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:24:22,069 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,071 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,081 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 12:24:22,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:24:22,114 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 14 treesize of output 13 [2018-04-13 12:24:22,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:24:22,135 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 14 treesize of output 13 [2018-04-13 12:24:22,135 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,138 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:22,148 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:84, output treesize:68 [2018-04-13 12:24:22,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-13 12:24:22,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:24:22,208 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:24:22,220 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:24:22,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 90 [2018-04-13 12:24:22,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:22,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:24:22,256 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,268 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:22,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 79 [2018-04-13 12:24:22,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:24:22,274 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,284 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:24:22,315 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:104, output treesize:183 [2018-04-13 12:24:22,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-13 12:24:22,363 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,388 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. [2018-04-13 12:24:22,388 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:94 [2018-04-13 12:24:22,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 12:24:22,420 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 23 treesize of output 16 [2018-04-13 12:24:22,420 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 12:24:22,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 12:24:22,452 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,457 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:22,472 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:116, output treesize:88 [2018-04-13 12:24:22,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 115 [2018-04-13 12:24:22,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:24:22,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,547 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,567 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 78 [2018-04-13 12:24:22,576 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 14 treesize of output 13 [2018-04-13 12:24:22,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,584 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:22,601 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:137, output treesize:121 [2018-04-13 12:24:22,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 142 [2018-04-13 12:24:22,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:24:22,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:24:22,751 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:24:22,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 154 [2018-04-13 12:24:22,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:22,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:24:22,811 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,829 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:22,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:22,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 143 [2018-04-13 12:24:22,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-04-13 12:24:22,839 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,854 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:22,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:24:22,908 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:196, output treesize:311 [2018-04-13 12:24:24,860 WARN L148 SmtUtils]: Spent 1781ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-13 12:24:25,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 159 [2018-04-13 12:24:25,023 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:24:25,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:24:25,049 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:25,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:24:25,071 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 151 [2018-04-13 12:24:25,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:25,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:24:25,145 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,167 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:24:25,167 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,182 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 7 treesize of output 1 [2018-04-13 12:24:25,182 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,196 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:24:25,238 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 13 variables, input treesize:345, output treesize:216 [2018-04-13 12:24:25,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 94 [2018-04-13 12:24:25,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:24:25,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:24:25,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 27 treesize of output 16 [2018-04-13 12:24:25,606 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-13 12:24:25,607 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:25,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:25,628 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 40 treesize of output 32 [2018-04-13 12:24:25,629 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,630 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:25,630 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 34 treesize of output 26 [2018-04-13 12:24:25,630 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:24:25,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:24:25,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 87 [2018-04-13 12:24:25,700 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 7 treesize of output 1 [2018-04-13 12:24:25,700 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 12:24:25,716 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:25,728 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:24:25,728 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 25 treesize of output 17 [2018-04-13 12:24:25,728 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:24:25,739 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:24:25,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:24:25,779 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 13 variables, input treesize:230, output treesize:85 [2018-04-13 12:24:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:24:25,865 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:24:25,865 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 12:24:25,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 12:24:25,865 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 12:24:25,865 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=526, Unknown=1, NotChecked=0, Total=600 [2018-04-13 12:24:25,865 INFO L87 Difference]: Start difference. First operand 358 states and 402 transitions. Second operand 25 states. [2018-04-13 12:24:27,180 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 171 DAG size of output 97 [2018-04-13 12:24:27,588 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 188 DAG size of output 100 [2018-04-13 12:24:39,909 WARN L151 SmtUtils]: Spent 12154ms on a formula simplification. DAG size of input: 218 DAG size of output 153 [2018-04-13 12:24:46,045 WARN L148 SmtUtils]: Spent 6067ms on a formula simplification that was a NOOP. DAG size: 151 [2018-04-13 12:24:54,201 WARN L148 SmtUtils]: Spent 8053ms on a formula simplification that was a NOOP. DAG size: 152 [2018-04-13 12:25:10,769 WARN L151 SmtUtils]: Spent 16382ms on a formula simplification. DAG size of input: 166 DAG size of output 155 [2018-04-13 12:25:14,617 WARN L151 SmtUtils]: Spent 3297ms on a formula simplification. DAG size of input: 110 DAG size of output 96 [2018-04-13 12:25:14,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:25:14,937 INFO L93 Difference]: Finished difference Result 516 states and 576 transitions. [2018-04-13 12:25:14,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 12:25:14,937 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 65 [2018-04-13 12:25:14,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:25:14,938 INFO L225 Difference]: With dead ends: 516 [2018-04-13 12:25:14,938 INFO L226 Difference]: Without dead ends: 516 [2018-04-13 12:25:14,939 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 49.8s TimeCoverageRelationStatistics Valid=325, Invalid=2208, Unknown=17, NotChecked=0, Total=2550 [2018-04-13 12:25:14,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2018-04-13 12:25:14,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 368. [2018-04-13 12:25:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-04-13 12:25:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 415 transitions. [2018-04-13 12:25:14,941 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 415 transitions. Word has length 65 [2018-04-13 12:25:14,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:25:14,941 INFO L459 AbstractCegarLoop]: Abstraction has 368 states and 415 transitions. [2018-04-13 12:25:14,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 12:25:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 415 transitions. [2018-04-13 12:25:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-13 12:25:14,942 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:25:14,942 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:25:14,942 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:25:14,942 INFO L82 PathProgramCache]: Analyzing trace with hash 905148167, now seen corresponding path program 1 times [2018-04-13 12:25:14,942 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:25:14,942 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:25:14,943 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:14,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:25:14,943 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:25:14,953 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:25:14,956 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:25:14,956 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:25:14,956 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:25:14,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:25:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:25:14,989 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:25:14,991 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 [2018-04-13 12:25:14,991 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:14,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:14,994 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:25:15,009 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 [2018-04-13 12:25:15,009 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,021 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:25:15,021 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 12:25:15,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:25:15,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:15,067 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,069 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:25:15,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:25:15,092 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,094 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,109 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,109 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:56, output treesize:48 [2018-04-13 12:25:15,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:25:15,157 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 14 treesize of output 13 [2018-04-13 12:25:15,157 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,173 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:25:15,193 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 14 treesize of output 13 [2018-04-13 12:25:15,194 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,199 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:15,213 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:81 [2018-04-13 12:25:15,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 45 [2018-04-13 12:25:15,298 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:15,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:25:15,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,306 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 77 [2018-04-13 12:25:15,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:25:15,342 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:15,358 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:25:15,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:15,404 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:171 [2018-04-13 12:25:15,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,563 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 23 treesize of output 37 [2018-04-13 12:25:15,563 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:25:15,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,616 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:15,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:116, output treesize:112 [2018-04-13 12:25:15,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 62 [2018-04-13 12:25:15,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-04-13 12:25:15,661 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 115 [2018-04-13 12:25:15,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 57 [2018-04-13 12:25:15,698 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,713 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,733 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:15,733 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:134, output treesize:122 [2018-04-13 12:25:15,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 105 [2018-04-13 12:25:15,804 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 14 treesize of output 13 [2018-04-13 12:25:15,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,815 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:15,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 166 [2018-04-13 12:25:15,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:25:15,846 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,867 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:15,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:15,886 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:164, output treesize:144 [2018-04-13 12:25:16,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 149 [2018-04-13 12:25:16,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:16,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:25:16,020 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:16,034 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:16,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 193 [2018-04-13 12:25:16,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:25:16,078 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:16,118 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:25:16,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:16,188 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:245, output treesize:413 [2018-04-13 12:25:16,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:16,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:16,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 167 [2018-04-13 12:25:16,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:16,776 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 72 [2018-04-13 12:25:16,777 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:16,836 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 7 treesize of output 1 [2018-04-13 12:25:16,837 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:16,879 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:16,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 120 [2018-04-13 12:25:16,889 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 3 xjuncts. [2018-04-13 12:25:16,891 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:16,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 98 [2018-04-13 12:25:16,892 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:16,965 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:17,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 80 [2018-04-13 12:25:17,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:17,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:17,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:17,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-13 12:25:17,028 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,050 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 11 treesize of output 3 [2018-04-13 12:25:17,050 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,066 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 7 treesize of output 1 [2018-04-13 12:25:17,067 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,092 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 80 [2018-04-13 12:25:17,098 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 7 treesize of output 1 [2018-04-13 12:25:17,099 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:17,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:25:17,125 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,150 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:17,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:17,152 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:17,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-13 12:25:17,152 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,168 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:17,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:17,209 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 8 variables, input treesize:238, output treesize:61 [2018-04-13 12:25:17,310 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:25:17,311 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:25:17,311 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 12:25:17,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 12:25:17,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 12:25:17,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=665, Unknown=15, NotChecked=0, Total=756 [2018-04-13 12:25:17,311 INFO L87 Difference]: Start difference. First operand 368 states and 415 transitions. Second operand 28 states. [2018-04-13 12:25:19,994 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 122 DAG size of output 122 [2018-04-13 12:25:21,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:25:21,639 INFO L93 Difference]: Finished difference Result 520 states and 580 transitions. [2018-04-13 12:25:21,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 12:25:21,640 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 65 [2018-04-13 12:25:21,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:25:21,641 INFO L225 Difference]: With dead ends: 520 [2018-04-13 12:25:21,641 INFO L226 Difference]: Without dead ends: 520 [2018-04-13 12:25:21,641 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 755 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=379, Invalid=2762, Unknown=51, NotChecked=0, Total=3192 [2018-04-13 12:25:21,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-04-13 12:25:21,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 368. [2018-04-13 12:25:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-04-13 12:25:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 414 transitions. [2018-04-13 12:25:21,645 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 414 transitions. Word has length 65 [2018-04-13 12:25:21,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:25:21,645 INFO L459 AbstractCegarLoop]: Abstraction has 368 states and 414 transitions. [2018-04-13 12:25:21,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 12:25:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 414 transitions. [2018-04-13 12:25:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-13 12:25:21,646 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:25:21,646 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:25:21,646 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:25:21,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1561393262, now seen corresponding path program 1 times [2018-04-13 12:25:21,646 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:25:21,646 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:25:21,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:21,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:25:21,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:25:21,656 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:25:21,659 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:25:21,659 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:25:21,659 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:25:21,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:25:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:25:21,683 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:25:21,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,726 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:25:21,727 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,732 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:29 [2018-04-13 12:25:21,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-13 12:25:21,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:21,755 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-13 12:25:21,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:21,770 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,773 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,780 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:51, output treesize:43 [2018-04-13 12:25:21,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-13 12:25:21,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,800 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 16 treesize of output 23 [2018-04-13 12:25:21,800 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,805 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-13 12:25:21,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,823 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 16 treesize of output 23 [2018-04-13 12:25:21,823 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,829 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:21,839 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:69, output treesize:67 [2018-04-13 12:25:21,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-04-13 12:25:21,858 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 77 [2018-04-13 12:25:21,869 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 3 [2018-04-13 12:25:21,870 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,877 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-04-13 12:25:21,878 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:21,883 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:21,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-13 12:25:21,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:21,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 12:25:21,892 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:21,896 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 11 treesize of output 3 [2018-04-13 12:25:21,897 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,897 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:21,900 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:117, output treesize:7 [2018-04-13 12:25:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:25:21,910 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:25:21,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 12:25:21,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 12:25:21,910 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 12:25:21,910 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=76, Unknown=3, NotChecked=0, Total=110 [2018-04-13 12:25:21,910 INFO L87 Difference]: Start difference. First operand 368 states and 414 transitions. Second operand 11 states. [2018-04-13 12:25:22,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:25:22,422 INFO L93 Difference]: Finished difference Result 394 states and 440 transitions. [2018-04-13 12:25:22,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 12:25:22,422 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2018-04-13 12:25:22,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:25:22,423 INFO L225 Difference]: With dead ends: 394 [2018-04-13 12:25:22,423 INFO L226 Difference]: Without dead ends: 394 [2018-04-13 12:25:22,423 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=190, Unknown=3, NotChecked=0, Total=272 [2018-04-13 12:25:22,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-04-13 12:25:22,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 368. [2018-04-13 12:25:22,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-04-13 12:25:22,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 415 transitions. [2018-04-13 12:25:22,426 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 415 transitions. Word has length 67 [2018-04-13 12:25:22,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:25:22,427 INFO L459 AbstractCegarLoop]: Abstraction has 368 states and 415 transitions. [2018-04-13 12:25:22,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 12:25:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 415 transitions. [2018-04-13 12:25:22,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 12:25:22,427 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:25:22,427 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:25:22,427 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:25:22,428 INFO L82 PathProgramCache]: Analyzing trace with hash -179558291, now seen corresponding path program 2 times [2018-04-13 12:25:22,428 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:25:22,428 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:25:22,428 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:22,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:25:22,429 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:25:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:25:22,441 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:25:22,443 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:25:22,444 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:25:22,444 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:25:22,444 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 12:25:22,526 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 12:25:22,526 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:25:22,529 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:25:22,537 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 [2018-04-13 12:25:22,537 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,556 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 [2018-04-13 12:25:22,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,562 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:25:22,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:22,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:22,595 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:25:22,595 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,614 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 15 [2018-04-13 12:25:22,615 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,627 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 12:25:22,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:25:22,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:25:22,645 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,647 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:25:22,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:22,664 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,665 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,684 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,684 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:56, output treesize:53 [2018-04-13 12:25:22,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:25:22,740 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 14 treesize of output 13 [2018-04-13 12:25:22,740 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:25:22,781 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 14 treesize of output 13 [2018-04-13 12:25:22,781 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,786 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:22,813 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:102, output treesize:86 [2018-04-13 12:25:22,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-13 12:25:22,840 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 7 treesize of output 1 [2018-04-13 12:25:22,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,848 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 16 treesize of output 10 [2018-04-13 12:25:22,848 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,879 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:22,879 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:94, output treesize:66 [2018-04-13 12:25:22,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 12:25:22,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:22,933 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 16 treesize of output 23 [2018-04-13 12:25:22,933 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,940 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:22,953 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:22,953 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:85, output treesize:64 [2018-04-13 12:25:22,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:22,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:22,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 46 [2018-04-13 12:25:22,982 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 51 [2018-04-13 12:25:23,009 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:23,028 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:101 [2018-04-13 12:25:23,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2018-04-13 12:25:23,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 53 [2018-04-13 12:25:23,069 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,079 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:25:23,103 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 12 treesize of output 11 [2018-04-13 12:25:23,103 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,105 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:23,124 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:125, output treesize:110 [2018-04-13 12:25:23,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 52 [2018-04-13 12:25:23,197 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 14 treesize of output 13 [2018-04-13 12:25:23,197 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,202 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 146 [2018-04-13 12:25:23,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:25:23,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,251 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:23,272 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:159, output treesize:147 [2018-04-13 12:25:23,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-04-13 12:25:23,326 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 7 treesize of output 1 [2018-04-13 12:25:23,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,332 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 16 treesize of output 7 [2018-04-13 12:25:23,332 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,335 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:23,356 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:199, output treesize:155 [2018-04-13 12:25:23,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:23,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 148 treesize of output 156 [2018-04-13 12:25:23,471 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:25:23,483 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 189 treesize of output 188 [2018-04-13 12:25:23,484 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:23,724 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:23,725 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 95 [2018-04-13 12:25:23,726 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:23,842 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:24,025 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:24,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,319 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:24,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 103 [2018-04-13 12:25:24,322 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:24,429 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-13 12:25:24,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 18 dim-0 vars, and 5 xjuncts. [2018-04-13 12:25:24,540 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:174, output treesize:716 [2018-04-13 12:25:24,800 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 200 DAG size of output 127 [2018-04-13 12:25:24,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 263 [2018-04-13 12:25:24,825 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:24,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:24,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 187 [2018-04-13 12:25:24,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 161 [2018-04-13 12:25:25,081 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 181 [2018-04-13 12:25:25,204 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:25,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 280 [2018-04-13 12:25:25,331 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 185 [2018-04-13 12:25:25,465 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,607 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 6 dim-1 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:25,607 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 16 variables, input treesize:463, output treesize:542 [2018-04-13 12:25:25,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 195 [2018-04-13 12:25:25,765 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 12 treesize of output 11 [2018-04-13 12:25:25,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,803 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 172 [2018-04-13 12:25:25,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:25,808 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,849 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 240 [2018-04-13 12:25:25,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:25:25,854 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:25,895 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:26,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:26,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 178 [2018-04-13 12:25:26,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 12:25:26,076 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:26,118 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:26,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:26,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:26,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:26,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:26,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 239 treesize of output 245 [2018-04-13 12:25:26,336 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:25:26,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 292 [2018-04-13 12:25:26,353 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:27,021 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:28,050 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:28,595 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:28,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 171 [2018-04-13 12:25:28,596 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:29,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:29,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 192 [2018-04-13 12:25:29,093 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:29,344 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:29,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 168 [2018-04-13 12:25:29,345 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:29,636 INFO L267 ElimStorePlain]: Start of recursive call 10: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:25:29,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:29,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:29,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 189 [2018-04-13 12:25:29,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:29,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 83 [2018-04-13 12:25:29,912 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:29,950 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 4 dim-2 vars, End of recursive call: 15 dim-0 vars, and 5 xjuncts. [2018-04-13 12:25:30,182 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 16 variables, input treesize:613, output treesize:918 [2018-04-13 12:25:30,420 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 230 DAG size of output 152 [2018-04-13 12:25:30,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 176 [2018-04-13 12:25:30,428 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:25:30,428 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,463 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 256 treesize of output 252 [2018-04-13 12:25:30,591 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:25:30,591 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,634 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 180 [2018-04-13 12:25:30,757 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:25:30,758 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,786 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:30,897 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-2 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:30,897 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 13 variables, input treesize:625, output treesize:588 [2018-04-13 12:25:31,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 202 [2018-04-13 12:25:31,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:25:31,075 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 219 [2018-04-13 12:25:31,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:25:31,284 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,322 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:31,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 259 treesize of output 277 [2018-04-13 12:25:31,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:25:31,484 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,534 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:31,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 3 dim-2 vars, End of recursive call: 13 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:31,657 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 16 variables, input treesize:630, output treesize:590 [2018-04-13 12:25:32,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 273 treesize of output 274 [2018-04-13 12:25:32,110 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 12 treesize of output 11 [2018-04-13 12:25:32,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,162 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 205 [2018-04-13 12:25:32,167 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 12 treesize of output 11 [2018-04-13 12:25:32,167 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,211 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 255 [2018-04-13 12:25:32,216 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 16 treesize of output 15 [2018-04-13 12:25:32,216 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,257 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:32,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 273 treesize of output 306 [2018-04-13 12:25:32,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:25:32,481 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:32,554 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:25:32,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:32,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 218 [2018-04-13 12:25:32,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:25:32,874 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:32,928 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:25:33,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:33,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:33,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:33,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 254 treesize of output 242 [2018-04-13 12:25:33,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:25:33,322 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:33,372 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:25:33,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 4 dim-2 vars, End of recursive call: 30 dim-0 vars, and 6 xjuncts. [2018-04-13 12:25:33,809 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 21 variables, input treesize:728, output treesize:1434 [2018-04-13 12:25:34,142 WARN L148 SmtUtils]: Spent 179ms on a formula simplification that was a NOOP. DAG size: 355 [2018-04-13 12:25:34,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:34,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 303 treesize of output 342 [2018-04-13 12:25:34,184 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:34,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:34,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 304 [2018-04-13 12:25:34,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:34,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:34,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 210 [2018-04-13 12:25:34,759 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 37 dim-0 vars, 6 dim-1 vars, End of recursive call: 20 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:35,002 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 43 variables, input treesize:1515, output treesize:650 [2018-04-13 12:25:35,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 183 [2018-04-13 12:25:35,358 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 5 treesize of output 1 [2018-04-13 12:25:35,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,409 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 5 treesize of output 1 [2018-04-13 12:25:35,409 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,447 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 260 [2018-04-13 12:25:35,587 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 5 treesize of output 1 [2018-04-13 12:25:35,587 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,630 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 5 treesize of output 1 [2018-04-13 12:25:35,630 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,666 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 229 [2018-04-13 12:25:35,787 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 5 treesize of output 1 [2018-04-13 12:25:35,788 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,820 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 5 treesize of output 1 [2018-04-13 12:25:35,821 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,849 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:25:35,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:35,960 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 23 variables, input treesize:701, output treesize:635 [2018-04-13 12:25:36,823 WARN L151 SmtUtils]: Spent 539ms on a formula simplification. DAG size of input: 331 DAG size of output 330 [2018-04-13 12:25:37,158 WARN L151 SmtUtils]: Spent 150ms on a formula simplification. DAG size of input: 329 DAG size of output 172 [2018-04-13 12:25:37,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 1 case distinctions, treesize of input 250 treesize of output 225 [2018-04-13 12:25:37,205 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 209 [2018-04-13 12:25:37,208 INFO L267 ElimStorePlain]: Start of recursive call 3: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 12:25:37,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:37,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 175 [2018-04-13 12:25:37,356 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:37,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 154 [2018-04-13 12:25:37,453 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:37,554 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:37,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 174 [2018-04-13 12:25:37,555 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:37,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 129 [2018-04-13 12:25:37,642 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:37,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:37,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 153 [2018-04-13 12:25:37,725 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:37,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 96 [2018-04-13 12:25:37,804 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:37,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 134 [2018-04-13 12:25:37,878 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:37,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 98 [2018-04-13 12:25:37,951 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 9 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:38,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 175 [2018-04-13 12:25:38,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:38,195 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 67 [2018-04-13 12:25:38,196 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:25:38,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 45 [2018-04-13 12:25:38,235 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:38,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-13 12:25:38,263 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 24 [2018-04-13 12:25:38,290 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,311 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:38,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 159 [2018-04-13 12:25:38,468 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 85 [2018-04-13 12:25:38,469 INFO L267 ElimStorePlain]: Start of recursive call 18: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:38,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,562 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:38,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2018-04-13 12:25:38,563 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,566 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:38,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 77 [2018-04-13 12:25:38,571 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-13 12:25:38,572 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:25:38,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 59 [2018-04-13 12:25:38,573 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 49 [2018-04-13 12:25:38,663 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:38,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 53 [2018-04-13 12:25:38,667 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:38,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:25:38,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 55 [2018-04-13 12:25:38,671 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:25:38,732 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 7 treesize of output 1 [2018-04-13 12:25:38,732 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:25:38,794 INFO L267 ElimStorePlain]: Start of recursive call 17: 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 12:25:39,028 INFO L267 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 6 xjuncts. [2018-04-13 12:25:39,028 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 27 variables, input treesize:755, output treesize:309 [2018-04-13 12:25:39,246 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:25:39,246 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:25:39,246 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 12:25:39,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 12:25:39,246 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 12:25:39,246 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=886, Unknown=5, NotChecked=0, Total=992 [2018-04-13 12:25:39,247 INFO L87 Difference]: Start difference. First operand 368 states and 415 transitions. Second operand 32 states. [2018-04-13 12:25:42,483 WARN L148 SmtUtils]: Spent 122ms on a formula simplification that was a NOOP. DAG size: 161 [2018-04-13 12:25:43,185 WARN L151 SmtUtils]: Spent 277ms on a formula simplification. DAG size of input: 173 DAG size of output 161 [2018-04-13 12:25:43,761 WARN L151 SmtUtils]: Spent 335ms on a formula simplification. DAG size of input: 202 DAG size of output 167 [2018-04-13 12:25:44,106 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 196 DAG size of output 165 [2018-04-13 12:25:44,799 WARN L151 SmtUtils]: Spent 370ms on a formula simplification. DAG size of input: 272 DAG size of output 254 [2018-04-13 12:25:45,499 WARN L148 SmtUtils]: Spent 285ms on a formula simplification that was a NOOP. DAG size: 363 [2018-04-13 12:25:47,893 WARN L151 SmtUtils]: Spent 2062ms on a formula simplification. DAG size of input: 484 DAG size of output 352 [2018-04-13 12:25:49,321 WARN L151 SmtUtils]: Spent 192ms on a formula simplification. DAG size of input: 282 DAG size of output 196 [2018-04-13 12:25:50,405 WARN L151 SmtUtils]: Spent 216ms on a formula simplification. DAG size of input: 285 DAG size of output 200 [2018-04-13 12:25:51,943 WARN L151 SmtUtils]: Spent 1185ms on a formula simplification. DAG size of input: 446 DAG size of output 203 [2018-04-13 12:25:54,971 WARN L151 SmtUtils]: Spent 2725ms on a formula simplification. DAG size of input: 469 DAG size of output 206 [2018-04-13 12:25:56,275 WARN L151 SmtUtils]: Spent 1081ms on a formula simplification. DAG size of input: 440 DAG size of output 201 [2018-04-13 12:25:57,480 WARN L151 SmtUtils]: Spent 890ms on a formula simplification. DAG size of input: 308 DAG size of output 203 [2018-04-13 12:25:57,962 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 193 DAG size of output 193 [2018-04-13 12:25:59,309 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 216 DAG size of output 196 [2018-04-13 12:26:00,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:26:00,232 INFO L93 Difference]: Finished difference Result 574 states and 644 transitions. [2018-04-13 12:26:00,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 12:26:00,232 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 70 [2018-04-13 12:26:00,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:26:00,233 INFO L225 Difference]: With dead ends: 574 [2018-04-13 12:26:00,234 INFO L226 Difference]: Without dead ends: 574 [2018-04-13 12:26:00,234 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1071 ImplicationChecksByTransitivity, 17.4s TimeCoverageRelationStatistics Valid=454, Invalid=3944, Unknown=24, NotChecked=0, Total=4422 [2018-04-13 12:26:00,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-04-13 12:26:00,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 409. [2018-04-13 12:26:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2018-04-13 12:26:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 462 transitions. [2018-04-13 12:26:00,237 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 462 transitions. Word has length 70 [2018-04-13 12:26:00,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:26:00,237 INFO L459 AbstractCegarLoop]: Abstraction has 409 states and 462 transitions. [2018-04-13 12:26:00,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 12:26:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 462 transitions. [2018-04-13 12:26:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 12:26:00,238 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:26:00,238 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:26:00,238 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:26:00,238 INFO L82 PathProgramCache]: Analyzing trace with hash -179558290, now seen corresponding path program 2 times [2018-04-13 12:26:00,238 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:26:00,238 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:26:00,239 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:26:00,239 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:26:00,239 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:26:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:26:00,250 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:26:00,253 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:26:00,253 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:26:00,253 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:26:00,253 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 12:26:00,297 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 12:26:00,297 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:26:00,301 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:26:00,308 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 [2018-04-13 12:26:00,308 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,315 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 [2018-04-13 12:26:00,315 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,320 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,320 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:26:00,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,345 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:26:00,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,356 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 15 [2018-04-13 12:26:00,357 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,366 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,366 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 12:26:00,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:26:00,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:26:00,386 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,388 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:26:00,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:26:00,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,405 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,416 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,416 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:56, output treesize:53 [2018-04-13 12:26:00,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:26:00,456 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 14 treesize of output 13 [2018-04-13 12:26:00,457 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,465 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:26:00,484 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 14 treesize of output 13 [2018-04-13 12:26:00,485 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,489 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:00,503 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:95, output treesize:79 [2018-04-13 12:26:00,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-13 12:26:00,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:26:00,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:00,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:00,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:00,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2018-04-13 12:26:00,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:26:00,624 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,633 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 78 [2018-04-13 12:26:00,645 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:00,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:26:00,646 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,656 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:00,682 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:102, output treesize:165 [2018-04-13 12:26:00,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 40 [2018-04-13 12:26:00,725 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:00,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 49 [2018-04-13 12:26:00,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,759 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:85, output treesize:90 [2018-04-13 12:26:00,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2018-04-13 12:26:00,791 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 14 treesize of output 7 [2018-04-13 12:26:00,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,798 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 12:26:00,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 12:26:00,831 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,835 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,849 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:88 [2018-04-13 12:26:00,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 114 [2018-04-13 12:26:00,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 22 treesize of output 21 [2018-04-13 12:26:00,909 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-13 12:26:00,942 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 [2018-04-13 12:26:00,942 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,946 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:00,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:00,961 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:163, output treesize:139 [2018-04-13 12:26:01,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 130 treesize of output 138 [2018-04-13 12:26:01,964 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:26:01,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 104 [2018-04-13 12:26:01,985 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:03,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 114 [2018-04-13 12:26:03,465 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:04,015 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:04,303 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 127 treesize of output 126 [2018-04-13 12:26:04,303 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:04,503 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 96 [2018-04-13 12:26:04,504 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:04,859 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-0 vars, 10 dim-1 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-13 12:26:05,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 128 [2018-04-13 12:26:05,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2018-04-13 12:26:05,080 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,102 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 144 treesize of output 187 [2018-04-13 12:26:05,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 158 [2018-04-13 12:26:05,137 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 136 [2018-04-13 12:26:05,268 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:05,355 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 141 treesize of output 140 [2018-04-13 12:26:05,355 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,442 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:05,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:05,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 122 [2018-04-13 12:26:05,450 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 12 treesize of output 11 [2018-04-13 12:26:05,450 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,468 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 90 [2018-04-13 12:26:05,475 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 12 treesize of output 11 [2018-04-13 12:26:05,475 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,489 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,491 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:05,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 114 [2018-04-13 12:26:05,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-13 12:26:05,495 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,510 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 147 [2018-04-13 12:26:05,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2018-04-13 12:26:05,518 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,547 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 117 [2018-04-13 12:26:05,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 21 [2018-04-13 12:26:05,555 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,568 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 133 [2018-04-13 12:26:05,575 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 12 treesize of output 11 [2018-04-13 12:26:05,576 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,594 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 156 [2018-04-13 12:26:05,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 18 [2018-04-13 12:26:05,602 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,623 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:05,869 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 22 dim-0 vars, and 9 xjuncts. [2018-04-13 12:26:05,870 INFO L202 ElimStorePlain]: Needed 27 recursive calls to eliminate 4 variables, input treesize:169, output treesize:1272 [2018-04-13 12:26:07,006 WARN L151 SmtUtils]: Spent 1061ms on a formula simplification. DAG size of input: 283 DAG size of output 130 [2018-04-13 12:26:08,836 WARN L151 SmtUtils]: Spent 1777ms on a formula simplification. DAG size of input: 133 DAG size of output 133 [2018-04-13 12:26:08,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:08,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:08,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:08,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 163 [2018-04-13 12:26:08,853 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 150 [2018-04-13 12:26:09,030 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 175 [2018-04-13 12:26:09,200 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 194 [2018-04-13 12:26:09,359 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 159 [2018-04-13 12:26:09,520 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,675 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 170 [2018-04-13 12:26:09,678 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:09,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:09,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 227 [2018-04-13 12:26:09,833 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 209 [2018-04-13 12:26:10,003 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-04-13 12:26:10,155 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 16 variables, input treesize:605, output treesize:677 [2018-04-13 12:26:10,351 WARN L148 SmtUtils]: Spent 131ms on a formula simplification that was a NOOP. DAG size: 161 [2018-04-13 12:26:10,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 235 [2018-04-13 12:26:10,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 152 [2018-04-13 12:26:10,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 180 [2018-04-13 12:26:10,366 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 144 [2018-04-13 12:26:10,369 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,831 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:10,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 191 treesize of output 216 [2018-04-13 12:26:10,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 196 [2018-04-13 12:26:10,852 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:10,912 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:11,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 180 treesize of output 186 [2018-04-13 12:26:11,279 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:26:11,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 188 treesize of output 204 [2018-04-13 12:26:11,309 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 3 xjuncts. [2018-04-13 12:26:12,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 126 treesize of output 127 [2018-04-13 12:26:12,028 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 3 xjuncts. [2018-04-13 12:26:12,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 169 [2018-04-13 12:26:12,991 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:13,944 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:13,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 123 [2018-04-13 12:26:13,945 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:14,668 INFO L267 ElimStorePlain]: Start of recursive call 8: 14 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 12:26:15,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:15,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 147 [2018-04-13 12:26:15,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 12:26:15,076 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:15,100 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:15,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:15,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 152 [2018-04-13 12:26:15,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-13 12:26:15,440 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:15,465 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:15,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:15,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 136 [2018-04-13 12:26:15,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 12:26:15,759 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:15,779 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:16,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 145 [2018-04-13 12:26:16,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2018-04-13 12:26:16,031 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,052 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,265 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:16,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 135 [2018-04-13 12:26:16,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-13 12:26:16,268 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,290 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 127 [2018-04-13 12:26:16,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-13 12:26:16,491 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,509 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:16,692 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 1 dim-1 vars, 8 dim-2 vars, End of recursive call: 12 dim-0 vars, and 7 xjuncts. [2018-04-13 12:26:16,692 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 18 variables, input treesize:763, output treesize:965 [2018-04-13 12:26:16,912 WARN L151 SmtUtils]: Spent 168ms on a formula simplification. DAG size of input: 203 DAG size of output 141 [2018-04-13 12:26:17,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 183 [2018-04-13 12:26:17,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:26:17,075 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,100 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 256 [2018-04-13 12:26:17,404 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 14 treesize of output 13 [2018-04-13 12:26:17,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,437 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:17,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 222 [2018-04-13 12:26:17,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:26:17,699 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,728 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 161 [2018-04-13 12:26:17,947 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 14 treesize of output 13 [2018-04-13 12:26:17,948 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:17,971 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 159 [2018-04-13 12:26:18,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:26:18,180 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,203 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:18,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 231 treesize of output 228 [2018-04-13 12:26:18,392 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 14 treesize of output 13 [2018-04-13 12:26:18,392 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,423 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:18,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 223 treesize of output 209 [2018-04-13 12:26:18,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:26:18,622 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,653 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:18,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 181 [2018-04-13 12:26:18,804 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 14 treesize of output 13 [2018-04-13 12:26:18,804 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,828 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:18,963 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 8 dim-2 vars, End of recursive call: 12 dim-0 vars, and 4 xjuncts. [2018-04-13 12:26:18,963 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 20 variables, input treesize:792, output treesize:728 [2018-04-13 12:26:19,138 WARN L148 SmtUtils]: Spent 106ms on a formula simplification that was a NOOP. DAG size: 176 [2018-04-13 12:26:19,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:19,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:19,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 242 [2018-04-13 12:26:19,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2018-04-13 12:26:19,500 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:19,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:20,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 189 [2018-04-13 12:26:20,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 25 [2018-04-13 12:26:20,347 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:20,378 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:20,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:20,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 284 [2018-04-13 12:26:20,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:20,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 44 [2018-04-13 12:26:20,963 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:20,994 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:20,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:20,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:21,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 262 [2018-04-13 12:26:21,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 30 [2018-04-13 12:26:21,005 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:21,033 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:21,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 192 [2018-04-13 12:26:21,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:26:21,446 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:21,482 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:21,897 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:21,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:21,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 306 [2018-04-13 12:26:21,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:26:21,945 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:21,993 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:22,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:22,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 307 [2018-04-13 12:26:22,470 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:22,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 26 [2018-04-13 12:26:22,471 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:22,505 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:22,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:22,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:22,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 285 [2018-04-13 12:26:22,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-04-13 12:26:22,522 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:22,553 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:22,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:22,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 251 treesize of output 256 [2018-04-13 12:26:23,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:26:23,001 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:23,053 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:23,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:23,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 235 treesize of output 260 [2018-04-13 12:26:23,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:26:23,512 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:23,561 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:23,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:23,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 224 treesize of output 231 [2018-04-13 12:26:23,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2018-04-13 12:26:23,581 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:23,616 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:24,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 8 dim-2 vars, End of recursive call: 23 dim-0 vars, and 8 xjuncts. [2018-04-13 12:26:24,015 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 23 variables, input treesize:1031, output treesize:1696 [2018-04-13 12:26:27,361 WARN L148 SmtUtils]: Spent 3223ms on a formula simplification that was a NOOP. DAG size: 343 [2018-04-13 12:26:27,894 WARN L151 SmtUtils]: Spent 292ms on a formula simplification. DAG size of input: 394 DAG size of output 226 [2018-04-13 12:26:28,178 WARN L148 SmtUtils]: Spent 141ms on a formula simplification that was a NOOP. DAG size: 218 [2018-04-13 12:26:28,482 WARN L148 SmtUtils]: Spent 141ms on a formula simplification that was a NOOP. DAG size: 219 [2018-04-13 12:26:28,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:28,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:28,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:28,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 316 treesize of output 257 [2018-04-13 12:26:28,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:28,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 228 [2018-04-13 12:26:28,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:28,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:28,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 199 [2018-04-13 12:26:28,758 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:28,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:28,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 226 [2018-04-13 12:26:28,989 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:29,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:29,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 186 [2018-04-13 12:26:29,228 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:29,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 152 [2018-04-13 12:26:29,440 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:29,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 200 [2018-04-13 12:26:29,645 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:29,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 181 [2018-04-13 12:26:29,857 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:30,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:30,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 224 [2018-04-13 12:26:30,070 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:30,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 177 [2018-04-13 12:26:30,279 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:30,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:30,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 150 [2018-04-13 12:26:30,488 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:30,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 189 [2018-04-13 12:26:30,695 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:30,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 179 [2018-04-13 12:26:30,897 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:31,100 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:31,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 187 [2018-04-13 12:26:31,101 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:31,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:31,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 152 [2018-04-13 12:26:31,298 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:31,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 184 treesize of output 171 [2018-04-13 12:26:31,487 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:31,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 144 [2018-04-13 12:26:31,672 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:31,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 16 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-04-13 12:26:32,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 128 [2018-04-13 12:26:32,214 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 7 treesize of output 1 [2018-04-13 12:26:32,214 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,243 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:32,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:26:32,244 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:32,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:32,274 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 7 [2018-04-13 12:26:32,300 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,322 INFO L267 ElimStorePlain]: Start of recursive call 19: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 128 [2018-04-13 12:26:32,329 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:32,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:26:32,330 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,360 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 7 treesize of output 1 [2018-04-13 12:26:32,360 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,390 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 16 treesize of output 7 [2018-04-13 12:26:32,390 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:32,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:32,418 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,442 INFO L267 ElimStorePlain]: Start of recursive call 24: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 152 treesize of output 144 [2018-04-13 12:26:32,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:32,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 134 [2018-04-13 12:26:32,456 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,559 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 136 treesize of output 120 [2018-04-13 12:26:32,559 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:32,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 114 [2018-04-13 12:26:32,647 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,744 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:32,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 104 [2018-04-13 12:26:32,745 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,880 INFO L267 ElimStorePlain]: Start of recursive call 29: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 146 treesize of output 138 [2018-04-13 12:26:32,891 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:32,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 126 [2018-04-13 12:26:32,892 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:32,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:32,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 128 [2018-04-13 12:26:32,986 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,078 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 122 treesize of output 115 [2018-04-13 12:26:33,078 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 115 treesize of output 106 [2018-04-13 12:26:33,162 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,235 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:33,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 102 [2018-04-13 12:26:33,236 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 107 [2018-04-13 12:26:33,319 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:33,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 101 [2018-04-13 12:26:33,392 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,436 INFO L267 ElimStorePlain]: Start of recursive call 34: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:33,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:33,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 292 [2018-04-13 12:26:33,717 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 71 [2018-04-13 12:26:33,717 INFO L267 ElimStorePlain]: Start of recursive call 43: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:33,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:33,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 90 [2018-04-13 12:26:33,777 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:33,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:33,779 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 72 treesize of output 74 [2018-04-13 12:26:33,779 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:33,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 69 [2018-04-13 12:26:33,843 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:33,846 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 79 treesize of output 69 [2018-04-13 12:26:33,846 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 96 [2018-04-13 12:26:33,889 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 96 [2018-04-13 12:26:33,890 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:33,938 INFO L267 ElimStorePlain]: Start of recursive call 42: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:34,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:34,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:34,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 183 [2018-04-13 12:26:34,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:34,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 6 [2018-04-13 12:26:34,254 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:34,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 45 [2018-04-13 12:26:34,282 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:34,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 41 [2018-04-13 12:26:34,308 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:34,332 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:34,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-04-13 12:26:34,333 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:34,354 INFO L267 ElimStorePlain]: Start of recursive call 50: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:34,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 92 [2018-04-13 12:26:34,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:26:34,659 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:34,678 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 16 treesize of output 7 [2018-04-13 12:26:34,678 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:34,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:34,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:34,696 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:34,711 INFO L267 ElimStorePlain]: Start of recursive call 55: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 111 [2018-04-13 12:26:35,008 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 28 treesize of output 22 [2018-04-13 12:26:35,008 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:35,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:35,029 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:26:35,053 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,070 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 7 [2018-04-13 12:26:35,070 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,083 INFO L267 ElimStorePlain]: Start of recursive call 59: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 111 [2018-04-13 12:26:35,089 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 28 treesize of output 22 [2018-04-13 12:26:35,090 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:35,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:35,117 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:26:35,136 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,151 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 7 [2018-04-13 12:26:35,151 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,164 INFO L267 ElimStorePlain]: Start of recursive call 64: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 169 [2018-04-13 12:26:35,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-04-13 12:26:35,420 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:35,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:35,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:35,453 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,483 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 7 treesize of output 1 [2018-04-13 12:26:35,483 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,509 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:35,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 44 [2018-04-13 12:26:35,509 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,533 INFO L267 ElimStorePlain]: Start of recursive call 69: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:35,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 94 [2018-04-13 12:26:35,757 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 7 treesize of output 1 [2018-04-13 12:26:35,758 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:35,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:26:35,776 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-13 12:26:35,792 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:35,805 INFO L267 ElimStorePlain]: Start of recursive call 74: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:36,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 26 dim-0 vars, 8 dim-2 vars, End of recursive call: 28 dim-0 vars, and 8 xjuncts. [2018-04-13 12:26:36,029 INFO L202 ElimStorePlain]: Needed 77 recursive calls to eliminate 34 variables, input treesize:1176, output treesize:495 [2018-04-13 12:26:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:26:36,297 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:26:36,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 12:26:36,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 12:26:36,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 12:26:36,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=724, Unknown=4, NotChecked=0, Total=812 [2018-04-13 12:26:36,298 INFO L87 Difference]: Start difference. First operand 409 states and 462 transitions. Second operand 29 states. [2018-04-13 12:26:40,045 WARN L148 SmtUtils]: Spent 253ms on a formula simplification that was a NOOP. DAG size: 138 [2018-04-13 12:26:40,709 WARN L148 SmtUtils]: Spent 252ms on a formula simplification that was a NOOP. DAG size: 169 [2018-04-13 12:26:41,063 WARN L151 SmtUtils]: Spent 171ms on a formula simplification. DAG size of input: 153 DAG size of output 153 [2018-04-13 12:26:41,371 WARN L151 SmtUtils]: Spent 209ms on a formula simplification. DAG size of input: 157 DAG size of output 156 [2018-04-13 12:26:41,813 WARN L151 SmtUtils]: Spent 266ms on a formula simplification. DAG size of input: 207 DAG size of output 191 [2018-04-13 12:26:42,213 WARN L151 SmtUtils]: Spent 269ms on a formula simplification. DAG size of input: 188 DAG size of output 188 [2018-04-13 12:26:44,821 WARN L151 SmtUtils]: Spent 2418ms on a formula simplification. DAG size of input: 309 DAG size of output 301 [2018-04-13 12:26:45,123 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 218 DAG size of output 218 [2018-04-13 12:26:46,724 WARN L151 SmtUtils]: Spent 1434ms on a formula simplification. DAG size of input: 355 DAG size of output 355 [2018-04-13 12:26:50,292 WARN L151 SmtUtils]: Spent 3301ms on a formula simplification. DAG size of input: 523 DAG size of output 398 [2018-04-13 12:26:51,258 WARN L151 SmtUtils]: Spent 356ms on a formula simplification. DAG size of input: 353 DAG size of output 242 [2018-04-13 12:26:52,042 WARN L151 SmtUtils]: Spent 459ms on a formula simplification. DAG size of input: 379 DAG size of output 240 [2018-04-13 12:26:52,752 WARN L151 SmtUtils]: Spent 312ms on a formula simplification. DAG size of input: 238 DAG size of output 238 [2018-04-13 12:26:54,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:26:54,118 INFO L93 Difference]: Finished difference Result 558 states and 628 transitions. [2018-04-13 12:26:54,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 12:26:54,119 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 70 [2018-04-13 12:26:54,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:26:54,120 INFO L225 Difference]: With dead ends: 558 [2018-04-13 12:26:54,120 INFO L226 Difference]: Without dead ends: 558 [2018-04-13 12:26:54,121 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=359, Invalid=3162, Unknown=19, NotChecked=0, Total=3540 [2018-04-13 12:26:54,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2018-04-13 12:26:54,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 409. [2018-04-13 12:26:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2018-04-13 12:26:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 461 transitions. [2018-04-13 12:26:54,123 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 461 transitions. Word has length 70 [2018-04-13 12:26:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:26:54,123 INFO L459 AbstractCegarLoop]: Abstraction has 409 states and 461 transitions. [2018-04-13 12:26:54,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 12:26:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 461 transitions. [2018-04-13 12:26:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 12:26:54,124 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:26:54,124 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:26:54,124 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:26:54,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1005011080, now seen corresponding path program 1 times [2018-04-13 12:26:54,124 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:26:54,124 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:26:54,124 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:26:54,124 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:26:54,124 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:26:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:26:54,131 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:26:54,135 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:26:54,135 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:26:54,135 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:26:54,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:26:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:26:54,181 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:26:54,191 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 6 treesize of output 5 [2018-04-13 12:26:54,191 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,196 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 [2018-04-13 12:26:54,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:26:54,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,226 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 15 [2018-04-13 12:26:54,226 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,236 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 11 treesize of output 4 [2018-04-13 12:26:54,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,241 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-13 12:26:54,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-13 12:26:54,314 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 [2018-04-13 12:26:54,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,327 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,336 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:26:54,336 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-13 12:26:54,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26 [2018-04-13 12:26:54,367 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:54,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:54,380 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:53, output treesize:72 [2018-04-13 12:26:54,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-13 12:26:54,409 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:54,431 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 43 treesize of output 37 [2018-04-13 12:26:54,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,451 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:54,451 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:88, output treesize:76 [2018-04-13 12:26:54,488 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:54,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 54 [2018-04-13 12:26:54,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:26:54,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2018-04-13 12:26:54,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:26:54,531 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,541 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 42 [2018-04-13 12:26:54,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:26:54,544 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,552 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:54,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-13 12:26:54,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:26:54,578 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,586 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:26:54,613 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:114, output treesize:78 [2018-04-13 12:26:54,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 93 [2018-04-13 12:26:54,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 89 treesize of output 88 [2018-04-13 12:26:54,697 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,765 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 94 [2018-04-13 12:26:54,819 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 81 treesize of output 80 [2018-04-13 12:26:54,820 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:54,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 81 [2018-04-13 12:26:54,876 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:54,912 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:54,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 92 [2018-04-13 12:26:54,975 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 88 treesize of output 87 [2018-04-13 12:26:54,975 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,041 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 93 [2018-04-13 12:26:55,103 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 80 treesize of output 79 [2018-04-13 12:26:55,103 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,175 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,237 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:26:55,237 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:176, output treesize:190 [2018-04-13 12:26:55,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-04-13 12:26:55,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 26 treesize of output 15 [2018-04-13 12:26:55,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,334 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-13 12:26:55,390 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 78 treesize of output 71 [2018-04-13 12:26:55,391 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 62 [2018-04-13 12:26:55,426 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:55,459 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 74 treesize of output 64 [2018-04-13 12:26:55,459 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,480 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 81 [2018-04-13 12:26:55,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 77 treesize of output 68 [2018-04-13 12:26:55,523 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,557 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 68 treesize of output 61 [2018-04-13 12:26:55,557 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:55,594 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 73 treesize of output 63 [2018-04-13 12:26:55,594 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,615 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:55,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 12:26:55,652 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 14 variables, input treesize:232, output treesize:202 [2018-04-13 12:26:56,442 WARN L148 SmtUtils]: Spent 667ms on a formula simplification that was a NOOP. DAG size: 65 [2018-04-13 12:26:56,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 98 treesize of output 90 [2018-04-13 12:26:56,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:56,472 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:56,473 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 87 treesize of output 113 [2018-04-13 12:26:56,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:56,500 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:56,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 91 [2018-04-13 12:26:56,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:56,570 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 84 treesize of output 99 [2018-04-13 12:26:56,571 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:56,610 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:56,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-13 12:26:56,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:56,668 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 2 case distinctions, treesize of input 19 treesize of output 26 [2018-04-13 12:26:56,668 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:56,684 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:26:56,735 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-2 vars, End of recursive call: 17 dim-0 vars, and 4 xjuncts. [2018-04-13 12:26:56,736 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 13 variables, input treesize:244, output treesize:250 [2018-04-13 12:26:57,035 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 99 DAG size of output 73 [2018-04-13 12:26:57,346 WARN L148 SmtUtils]: Spent 151ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-13 12:26:57,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 39 [2018-04-13 12:26:57,369 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:57,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-13 12:26:57,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,378 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 5 treesize of output 1 [2018-04-13 12:26:57,378 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,382 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2018-04-13 12:26:57,423 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:57,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-13 12:26:57,423 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:57,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:57,435 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 11 treesize of output 9 [2018-04-13 12:26:57,436 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,444 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 89 [2018-04-13 12:26:57,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:57,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:26:57,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 62 [2018-04-13 12:26:57,489 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 12:26:57,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:26:57,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2018-04-13 12:26:57,534 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,570 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:26:57,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:26:57,592 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 21 variables, input treesize:195, output treesize:17 [2018-04-13 12:26:57,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:26:57,703 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:26:57,703 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 12:26:57,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 12:26:57,703 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 12:26:57,703 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=443, Unknown=1, NotChecked=0, Total=506 [2018-04-13 12:26:57,703 INFO L87 Difference]: Start difference. First operand 409 states and 461 transitions. Second operand 23 states. [2018-04-13 12:26:59,328 WARN L151 SmtUtils]: Spent 362ms on a formula simplification. DAG size of input: 137 DAG size of output 127 [2018-04-13 12:27:00,344 WARN L151 SmtUtils]: Spent 912ms on a formula simplification. DAG size of input: 91 DAG size of output 88 [2018-04-13 12:27:00,695 WARN L151 SmtUtils]: Spent 281ms on a formula simplification. DAG size of input: 110 DAG size of output 104 [2018-04-13 12:27:01,435 WARN L151 SmtUtils]: Spent 661ms on a formula simplification. DAG size of input: 113 DAG size of output 106 [2018-04-13 12:27:02,118 WARN L151 SmtUtils]: Spent 460ms on a formula simplification. DAG size of input: 115 DAG size of output 102 [2018-04-13 12:27:02,352 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 148 DAG size of output 97 [2018-04-13 12:27:02,934 WARN L151 SmtUtils]: Spent 450ms on a formula simplification. DAG size of input: 123 DAG size of output 107 [2018-04-13 12:27:03,634 WARN L151 SmtUtils]: Spent 608ms on a formula simplification. DAG size of input: 126 DAG size of output 111 [2018-04-13 12:27:04,987 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 89 DAG size of output 86 [2018-04-13 12:27:05,460 WARN L151 SmtUtils]: Spent 369ms on a formula simplification. DAG size of input: 150 DAG size of output 99 [2018-04-13 12:27:06,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:27:06,365 INFO L93 Difference]: Finished difference Result 516 states and 571 transitions. [2018-04-13 12:27:06,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 12:27:06,365 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 70 [2018-04-13 12:27:06,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:27:06,366 INFO L225 Difference]: With dead ends: 516 [2018-04-13 12:27:06,366 INFO L226 Difference]: Without dead ends: 516 [2018-04-13 12:27:06,367 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 542 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=466, Invalid=2289, Unknown=1, NotChecked=0, Total=2756 [2018-04-13 12:27:06,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2018-04-13 12:27:06,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 422. [2018-04-13 12:27:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 12:27:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 476 transitions. [2018-04-13 12:27:06,369 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 476 transitions. Word has length 70 [2018-04-13 12:27:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:27:06,370 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 476 transitions. [2018-04-13 12:27:06,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 12:27:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 476 transitions. [2018-04-13 12:27:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-13 12:27:06,370 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:27:06,370 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:27:06,370 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:27:06,370 INFO L82 PathProgramCache]: Analyzing trace with hash -2024702066, now seen corresponding path program 1 times [2018-04-13 12:27:06,370 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:27:06,371 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:27:06,371 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:06,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:27:06,371 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:27:06,384 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:27:06,387 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:27:06,387 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:27:06,387 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:27:06,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:27:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:27:06,422 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:27:06,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:06,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:06,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:06,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 41 [2018-04-13 12:27:06,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,449 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:32 [2018-04-13 12:27:06,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:27:06,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:27:06,469 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,478 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-04-13 12:27:06,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-13 12:27:06,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:06,493 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 16 treesize of output 23 [2018-04-13 12:27:06,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:06,505 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:52, output treesize:48 [2018-04-13 12:27:06,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 48 [2018-04-13 12:27:06,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 19 treesize of output 10 [2018-04-13 12:27:06,519 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:06,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:06,525 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 12:27:06,525 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:06,529 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:06,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:06,533 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:76, output treesize:24 [2018-04-13 12:27:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-13 12:27:06,557 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 12:27:06,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-13 12:27:06,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 12:27:06,557 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 12:27:06,557 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-04-13 12:27:06,557 INFO L87 Difference]: Start difference. First operand 422 states and 476 transitions. Second operand 10 states. [2018-04-13 12:27:06,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:27:06,910 INFO L93 Difference]: Finished difference Result 458 states and 511 transitions. [2018-04-13 12:27:06,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 12:27:06,910 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 71 [2018-04-13 12:27:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:27:06,911 INFO L225 Difference]: With dead ends: 458 [2018-04-13 12:27:06,911 INFO L226 Difference]: Without dead ends: 458 [2018-04-13 12:27:06,911 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2018-04-13 12:27:06,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2018-04-13 12:27:06,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 431. [2018-04-13 12:27:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-04-13 12:27:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 486 transitions. [2018-04-13 12:27:06,914 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 486 transitions. Word has length 71 [2018-04-13 12:27:06,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:27:06,914 INFO L459 AbstractCegarLoop]: Abstraction has 431 states and 486 transitions. [2018-04-13 12:27:06,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 12:27:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 486 transitions. [2018-04-13 12:27:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-13 12:27:06,915 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:27:06,915 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:27:06,915 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:27:06,915 INFO L82 PathProgramCache]: Analyzing trace with hash -2024702065, now seen corresponding path program 1 times [2018-04-13 12:27:06,915 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:27:06,915 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:27:06,915 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:06,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:27:06,915 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:27:06,927 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:27:06,929 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:27:06,930 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:27:06,930 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:27:06,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:27:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:27:06,987 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:27:07,000 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 [2018-04-13 12:27:07,001 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,004 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:27:07,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,018 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:27:07,018 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,023 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 12:27:07,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:27:07,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:27:07,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,036 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:27:07,048 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 8 treesize of output 7 [2018-04-13 12:27:07,048 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,049 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,057 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,057 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:30 [2018-04-13 12:27:07,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-13 12:27:07,096 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 14 treesize of output 13 [2018-04-13 12:27:07,096 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,101 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:27:07,115 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 14 treesize of output 13 [2018-04-13 12:27:07,115 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,119 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,154 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,154 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:72, output treesize:56 [2018-04-13 12:27:07,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2018-04-13 12:27:07,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 14 [2018-04-13 12:27:07,182 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,187 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 7 treesize of output 1 [2018-04-13 12:27:07,187 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,196 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:64, output treesize:36 [2018-04-13 12:27:07,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-13 12:27:07,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:07,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 24 [2018-04-13 12:27:07,230 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,234 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,243 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,243 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:55 [2018-04-13 12:27:07,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 37 [2018-04-13 12:27:07,278 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,290 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:62 [2018-04-13 12:27:07,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:27:07,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 11 [2018-04-13 12:27:07,320 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2018-04-13 12:27:07,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 12:27:07,342 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,347 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,360 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,360 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:84, output treesize:83 [2018-04-13 12:27:07,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 97 [2018-04-13 12:27:07,422 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 14 treesize of output 13 [2018-04-13 12:27:07,422 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,432 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 76 [2018-04-13 12:27:07,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:27:07,451 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,457 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,470 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:125, output treesize:105 [2018-04-13 12:27:07,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 67 [2018-04-13 12:27:07,502 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 7 treesize of output 1 [2018-04-13 12:27:07,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 60 treesize of output 27 [2018-04-13 12:27:07,509 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,526 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,526 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:140, output treesize:80 [2018-04-13 12:27:07,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 68 [2018-04-13 12:27:07,601 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:07,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 24 [2018-04-13 12:27:07,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,623 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,623 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:94, output treesize:79 [2018-04-13 12:27:07,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2018-04-13 12:27:07,862 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-13 12:27:07,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:07,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 51 [2018-04-13 12:27:07,894 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:07,919 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:07,920 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:114, output treesize:119 [2018-04-13 12:27:08,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 93 [2018-04-13 12:27:08,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:27:08,019 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,033 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 12:27:08,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:27:08,073 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,076 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,112 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:144, output treesize:136 [2018-04-13 12:27:08,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 100 [2018-04-13 12:27:08,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:08,177 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 16 treesize of output 23 [2018-04-13 12:27:08,177 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,193 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-13 12:27:08,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:08,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:27:08,234 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,239 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,272 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:162, output treesize:154 [2018-04-13 12:27:08,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 25 [2018-04-13 12:27:08,327 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,353 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:154, output treesize:134 [2018-04-13 12:27:08,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 111 [2018-04-13 12:27:08,401 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 15 [2018-04-13 12:27:08,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:08,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 66 [2018-04-13 12:27:08,415 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,434 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 82 [2018-04-13 12:27:08,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:08,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:27:08,464 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,477 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 34 treesize of output 21 [2018-04-13 12:27:08,478 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:27:08,486 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,491 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:27:08,491 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,494 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:08,505 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:08,506 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:196, output treesize:16 [2018-04-13 12:27:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:27:08,560 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:27:08,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 12:27:08,560 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 12:27:08,560 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 12:27:08,560 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=667, Unknown=0, NotChecked=0, Total=756 [2018-04-13 12:27:08,561 INFO L87 Difference]: Start difference. First operand 431 states and 486 transitions. Second operand 28 states. [2018-04-13 12:27:10,047 WARN L151 SmtUtils]: Spent 616ms on a formula simplification. DAG size of input: 77 DAG size of output 49 [2018-04-13 12:27:10,764 WARN L151 SmtUtils]: Spent 631ms on a formula simplification. DAG size of input: 86 DAG size of output 58 [2018-04-13 12:27:11,677 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 106 DAG size of output 87 [2018-04-13 12:27:12,053 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 115 DAG size of output 88 [2018-04-13 12:27:12,237 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 122 DAG size of output 93 [2018-04-13 12:27:12,674 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 129 DAG size of output 99 [2018-04-13 12:27:12,976 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 122 DAG size of output 94 [2018-04-13 12:27:13,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:27:13,864 INFO L93 Difference]: Finished difference Result 616 states and 677 transitions. [2018-04-13 12:27:13,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 12:27:13,865 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 71 [2018-04-13 12:27:13,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:27:13,866 INFO L225 Difference]: With dead ends: 616 [2018-04-13 12:27:13,866 INFO L226 Difference]: Without dead ends: 616 [2018-04-13 12:27:13,866 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 961 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=514, Invalid=3268, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 12:27:13,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2018-04-13 12:27:13,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 431. [2018-04-13 12:27:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-04-13 12:27:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 486 transitions. [2018-04-13 12:27:13,871 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 486 transitions. Word has length 71 [2018-04-13 12:27:13,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:27:13,871 INFO L459 AbstractCegarLoop]: Abstraction has 431 states and 486 transitions. [2018-04-13 12:27:13,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 12:27:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 486 transitions. [2018-04-13 12:27:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-13 12:27:13,871 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:27:13,871 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:27:13,871 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:27:13,872 INFO L82 PathProgramCache]: Analyzing trace with hash 2010209396, now seen corresponding path program 2 times [2018-04-13 12:27:13,872 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:27:13,872 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:27:13,872 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:13,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:27:13,872 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:27:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:27:13,880 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:27:13,882 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:27:13,882 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:27:13,882 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:27:13,882 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 12:27:13,917 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 12:27:13,918 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:27:13,921 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:27:13,928 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 [2018-04-13 12:27:13,928 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,931 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:27:13,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:13,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:13,949 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 11 treesize of output 4 [2018-04-13 12:27:13,949 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,955 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 12:27:13,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:27:13,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:27:13,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:27:13,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:27:13,986 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,987 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,998 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:13,998 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:33 [2018-04-13 12:27:14,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:27:14,067 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 14 treesize of output 13 [2018-04-13 12:27:14,067 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,075 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:27:14,098 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 14 treesize of output 13 [2018-04-13 12:27:14,098 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,103 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:14,117 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:84, output treesize:68 [2018-04-13 12:27:14,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-13 12:27:14,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:27:14,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:27:14,204 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:27:14,247 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:14,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 70 [2018-04-13 12:27:14,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:27:14,250 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,257 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 81 [2018-04-13 12:27:14,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:14,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:27:14,265 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,274 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,301 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:27:14,302 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:109, output treesize:175 [2018-04-13 12:27:14,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 12:27:14,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,362 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. [2018-04-13 12:27:14,362 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:90 [2018-04-13 12:27:14,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:27:14,389 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-13 12:27:14,412 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 23 treesize of output 16 [2018-04-13 12:27:14,412 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,417 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,430 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:14,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 12:27:14,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 12:27:14,432 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,437 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:14,447 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:114, output treesize:61 [2018-04-13 12:27:14,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 85 [2018-04-13 12:27:14,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:27:14,494 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,501 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 78 [2018-04-13 12:27:14,533 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 14 treesize of output 13 [2018-04-13 12:27:14,533 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,540 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,553 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:14,553 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:110, output treesize:98 [2018-04-13 12:27:14,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 124 [2018-04-13 12:27:14,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:27:14,650 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:27:14,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:27:14,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,708 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:14,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 121 [2018-04-13 12:27:14,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-04-13 12:27:14,711 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,722 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:14,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 132 [2018-04-13 12:27:14,730 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:14,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:27:14,730 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,743 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:14,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:27:14,780 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:169, output treesize:257 [2018-04-13 12:27:18,551 WARN L148 SmtUtils]: Spent 3577ms on a formula simplification that was a NOOP. DAG size: 75 [2018-04-13 12:27:20,641 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-13 12:27:22,713 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-13 12:27:30,805 WARN L148 SmtUtils]: Spent 8023ms on a formula simplification that was a NOOP. DAG size: 94 [2018-04-13 12:27:36,884 WARN L148 SmtUtils]: Spent 6018ms on a formula simplification that was a NOOP. DAG size: 95 [2018-04-13 12:27:36,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:36,893 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:36,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:36,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 170 [2018-04-13 12:27:36,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:27:36,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:27:36,923 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:36,924 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 67 treesize of output 51 [2018-04-13 12:27:36,924 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:36,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:36,942 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 52 [2018-04-13 12:27:36,943 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:36,944 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:36,944 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 58 [2018-04-13 12:27:36,944 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:27:36,969 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:27:37,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 75 [2018-04-13 12:27:37,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 12:27:37,028 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:27:37,042 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:27:37,054 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,063 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 69 [2018-04-13 12:27:37,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 12:27:37,067 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:27:37,081 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,102 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 11 treesize of output 7 [2018-04-13 12:27:37,102 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,109 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:37,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:37,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:37,152 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:27:37,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2018-04-13 12:27:37,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,161 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 74 [2018-04-13 12:27:37,161 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:27:37,194 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 88 [2018-04-13 12:27:37,198 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-13 12:27:37,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:27:37,200 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 86 treesize of output 72 [2018-04-13 12:27:37,200 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,238 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 7 treesize of output 1 [2018-04-13 12:27:37,238 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,264 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:27:37,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 61 [2018-04-13 12:27:37,318 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 7 treesize of output 1 [2018-04-13 12:27:37,318 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 12:27:37,328 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:27:37,335 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,342 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 61 [2018-04-13 12:27:37,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-13 12:27:37,345 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,355 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 7 treesize of output 1 [2018-04-13 12:27:37,355 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:27:37,364 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,385 INFO L267 ElimStorePlain]: Start of recursive call 24: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:27:37,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:27:37,432 INFO L202 ElimStorePlain]: Needed 27 recursive calls to eliminate 13 variables, input treesize:373, output treesize:41 [2018-04-13 12:27:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:27:37,544 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:27:37,544 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 12:27:37,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 12:27:37,545 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 12:27:37,545 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=632, Unknown=0, NotChecked=0, Total=702 [2018-04-13 12:27:37,545 INFO L87 Difference]: Start difference. First operand 431 states and 486 transitions. Second operand 27 states. [2018-04-13 12:27:39,424 WARN L151 SmtUtils]: Spent 817ms on a formula simplification. DAG size of input: 85 DAG size of output 85 [2018-04-13 12:27:40,742 WARN L151 SmtUtils]: Spent 1290ms on a formula simplification. DAG size of input: 87 DAG size of output 87 [2018-04-13 12:27:52,805 WARN L151 SmtUtils]: Spent 11835ms on a formula simplification. DAG size of input: 153 DAG size of output 90 [2018-04-13 12:27:58,288 WARN L151 SmtUtils]: Spent 5399ms on a formula simplification. DAG size of input: 151 DAG size of output 87 [2018-04-13 12:28:08,405 WARN L151 SmtUtils]: Spent 9743ms on a formula simplification. DAG size of input: 195 DAG size of output 131 [2018-04-13 12:28:23,717 WARN L151 SmtUtils]: Spent 15231ms on a formula simplification. DAG size of input: 152 DAG size of output 152 [2018-04-13 12:28:51,637 WARN L151 SmtUtils]: Spent 27634ms on a formula simplification. DAG size of input: 162 DAG size of output 162 [2018-04-13 12:28:51,879 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 170 DAG size of output 167 [2018-04-13 12:28:52,101 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 163 DAG size of output 163 [2018-04-13 12:28:52,293 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 168 DAG size of output 168 [2018-04-13 12:28:53,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:28:53,463 INFO L93 Difference]: Finished difference Result 650 states and 722 transitions. [2018-04-13 12:28:53,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 12:28:53,463 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 71 [2018-04-13 12:28:53,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:28:53,464 INFO L225 Difference]: With dead ends: 650 [2018-04-13 12:28:53,465 INFO L226 Difference]: Without dead ends: 650 [2018-04-13 12:28:53,465 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 95.9s TimeCoverageRelationStatistics Valid=378, Invalid=2926, Unknown=2, NotChecked=0, Total=3306 [2018-04-13 12:28:53,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2018-04-13 12:28:53,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 434. [2018-04-13 12:28:53,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-04-13 12:28:53,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 490 transitions. [2018-04-13 12:28:53,468 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 490 transitions. Word has length 71 [2018-04-13 12:28:53,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:28:53,469 INFO L459 AbstractCegarLoop]: Abstraction has 434 states and 490 transitions. [2018-04-13 12:28:53,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 12:28:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 490 transitions. [2018-04-13 12:28:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 12:28:53,469 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:28:53,469 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:28:53,469 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:28:53,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1374209226, now seen corresponding path program 1 times [2018-04-13 12:28:53,469 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:28:53,469 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:28:53,470 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:53,470 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:28:53,470 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:28:53,474 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:28:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:28:53,520 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:28:53,520 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:28:53,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:28:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:28:53,540 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:28:53,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:28:53,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:28:53,586 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:53,587 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:53,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:53,593 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:19 [2018-04-13 12:28:53,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 12:28:53,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:28:53,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:28:53,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:53,625 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:53,628 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:53,628 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:5 [2018-04-13 12:28:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:28:53,635 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 12:28:53,635 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 14 [2018-04-13 12:28:53,635 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 12:28:53,635 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 12:28:53,636 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-04-13 12:28:53,636 INFO L87 Difference]: Start difference. First operand 434 states and 490 transitions. Second operand 15 states. [2018-04-13 12:28:54,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:28:54,091 INFO L93 Difference]: Finished difference Result 555 states and 618 transitions. [2018-04-13 12:28:54,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-13 12:28:54,091 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 74 [2018-04-13 12:28:54,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:28:54,092 INFO L225 Difference]: With dead ends: 555 [2018-04-13 12:28:54,092 INFO L226 Difference]: Without dead ends: 555 [2018-04-13 12:28:54,093 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=594, Unknown=0, NotChecked=0, Total=812 [2018-04-13 12:28:54,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2018-04-13 12:28:54,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 480. [2018-04-13 12:28:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2018-04-13 12:28:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 543 transitions. [2018-04-13 12:28:54,096 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 543 transitions. Word has length 74 [2018-04-13 12:28:54,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:28:54,096 INFO L459 AbstractCegarLoop]: Abstraction has 480 states and 543 transitions. [2018-04-13 12:28:54,096 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 12:28:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 543 transitions. [2018-04-13 12:28:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 12:28:54,097 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:28:54,097 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-04-13 12:28:54,097 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:28:54,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1374209225, now seen corresponding path program 1 times [2018-04-13 12:28:54,097 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:28:54,097 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:28:54,098 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:54,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:28:54,098 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:28:54,106 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:28:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:28:54,178 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:28:54,178 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:28:54,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:28:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:28:54,216 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:28:54,218 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 [2018-04-13 12:28:54,218 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,220 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 12:28:54,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:54,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:54,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 12:28:54,253 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,257 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,258 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:15 [2018-04-13 12:28:54,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:28:54,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:28:54,280 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,281 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-13 12:28:54,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 42 [2018-04-13 12:28:54,312 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 14 treesize of output 13 [2018-04-13 12:28:54,313 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,316 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:54,321 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36 [2018-04-13 12:28:54,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2018-04-13 12:28:54,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:28:54,375 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:28:54,382 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:28:54,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:28:54,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:49, output treesize:72 [2018-04-13 12:28:54,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 12:28:54,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 18 treesize of output 9 [2018-04-13 12:28:54,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,457 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 7 treesize of output 1 [2018-04-13 12:28:54,458 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,459 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:54,464 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:86, output treesize:9 [2018-04-13 12:28:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-13 12:28:54,498 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 12:28:54,498 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 15] total 22 [2018-04-13 12:28:54,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 12:28:54,498 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 12:28:54,498 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2018-04-13 12:28:54,498 INFO L87 Difference]: Start difference. First operand 480 states and 543 transitions. Second operand 22 states. [2018-04-13 12:28:55,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:28:55,786 INFO L93 Difference]: Finished difference Result 600 states and 664 transitions. [2018-04-13 12:28:55,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 12:28:55,787 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 74 [2018-04-13 12:28:55,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:28:55,788 INFO L225 Difference]: With dead ends: 600 [2018-04-13 12:28:55,788 INFO L226 Difference]: Without dead ends: 600 [2018-04-13 12:28:55,788 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=323, Invalid=1747, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 12:28:55,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-04-13 12:28:55,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 477. [2018-04-13 12:28:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-04-13 12:28:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 536 transitions. [2018-04-13 12:28:55,791 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 536 transitions. Word has length 74 [2018-04-13 12:28:55,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:28:55,791 INFO L459 AbstractCegarLoop]: Abstraction has 477 states and 536 transitions. [2018-04-13 12:28:55,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 12:28:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 536 transitions. [2018-04-13 12:28:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 12:28:55,792 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:28:55,792 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:28:55,792 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:28:55,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1043697273, now seen corresponding path program 2 times [2018-04-13 12:28:55,792 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:28:55,792 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:28:55,793 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:55,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:28:55,793 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:28:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:28:55,801 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:28:55,804 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:28:55,804 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:28:55,804 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:28:55,805 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 12:28:55,841 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 12:28:55,842 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:28:55,845 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:28:55,852 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 [2018-04-13 12:28:55,852 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,855 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:28:55,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:55,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:55,869 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 11 treesize of output 4 [2018-04-13 12:28:55,869 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-13 12:28:55,874 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,878 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-13 12:28:55,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:28:55,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:28:55,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,896 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,896 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 12:28:55,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 43 [2018-04-13 12:28:55,923 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 14 treesize of output 13 [2018-04-13 12:28:55,923 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,927 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:55,934 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:55,934 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:48 [2018-04-13 12:28:55,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-13 12:28:55,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:28:55,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:28:55,992 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:28:56,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:28:56,011 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:71, output treesize:110 [2018-04-13 12:28:56,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,068 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 23 treesize of output 37 [2018-04-13 12:28:56,068 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 12:28:56,086 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:56,101 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:74, output treesize:83 [2018-04-13 12:28:56,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 63 [2018-04-13 12:28:56,133 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 23 treesize of output 16 [2018-04-13 12:28:56,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,153 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:56,153 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:99, output treesize:84 [2018-04-13 12:28:56,214 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 91 [2018-04-13 12:28:56,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:28:56,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,229 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:56,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:105, output treesize:97 [2018-04-13 12:28:56,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 129 [2018-04-13 12:28:56,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:28:56,341 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:28:56,360 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:28:56,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:28:56,401 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:147, output treesize:242 [2018-04-13 12:28:56,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-04-13 12:28:56,493 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 [2018-04-13 12:28:56,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,495 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:56,515 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:166, output treesize:154 [2018-04-13 12:28:56,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2018-04-13 12:28:56,624 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,638 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:56,638 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:151, output treesize:124 [2018-04-13 12:28:56,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,940 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:28:56,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:56,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 116 [2018-04-13 12:28:56,946 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:28:56,951 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 57 [2018-04-13 12:28:56,951 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:28:56,974 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 5 treesize of output 1 [2018-04-13 12:28:56,974 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,985 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 13 [2018-04-13 12:28:56,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:56,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:57,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:28:57,010 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:167, output treesize:66 [2018-04-13 12:28:57,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 14 [2018-04-13 12:28:57,054 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:57,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-13 12:28:57,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:28:57,075 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:28:57,077 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:28:57,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:28:57,090 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:82, output treesize:63 [2018-04-13 12:28:57,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:28:57,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-13 12:28:57,235 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 25 [2018-04-13 12:28:57,235 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 12:28:57,242 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:28:57,242 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:28:57,243 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:57,244 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:28:57,244 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:43, output treesize:5 [2018-04-13 12:28:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:28:57,333 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:28:57,333 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 12:28:57,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 12:28:57,333 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 12:28:57,334 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1155, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 12:28:57,334 INFO L87 Difference]: Start difference. First operand 477 states and 536 transitions. Second operand 36 states. [2018-04-13 12:29:00,349 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 140 DAG size of output 128 [2018-04-13 12:29:01,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:01,203 INFO L93 Difference]: Finished difference Result 605 states and 668 transitions. [2018-04-13 12:29:01,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 12:29:01,203 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 75 [2018-04-13 12:29:01,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:01,204 INFO L225 Difference]: With dead ends: 605 [2018-04-13 12:29:01,204 INFO L226 Difference]: Without dead ends: 601 [2018-04-13 12:29:01,205 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=511, Invalid=4891, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 12:29:01,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-04-13 12:29:01,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 477. [2018-04-13 12:29:01,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-04-13 12:29:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 535 transitions. [2018-04-13 12:29:01,209 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 535 transitions. Word has length 75 [2018-04-13 12:29:01,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:01,209 INFO L459 AbstractCegarLoop]: Abstraction has 477 states and 535 transitions. [2018-04-13 12:29:01,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 12:29:01,210 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 535 transitions. [2018-04-13 12:29:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 12:29:01,210 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:01,210 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:01,211 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:01,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1066740587, now seen corresponding path program 1 times [2018-04-13 12:29:01,211 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:01,211 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:01,212 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:01,212 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:29:01,212 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:01,219 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:01,222 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:01,223 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:01,223 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:01,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:01,249 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:01,251 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 [2018-04-13 12:29:01,251 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,253 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:29:01,263 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 [2018-04-13 12:29:01,264 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,272 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:29:01,272 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,279 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,279 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 12:29:01,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:01,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:01,291 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,292 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:01,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:01,303 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,304 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,311 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,311 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-13 12:29:01,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:29:01,342 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 14 treesize of output 13 [2018-04-13 12:29:01,342 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,363 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:29:01,378 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 14 treesize of output 13 [2018-04-13 12:29:01,378 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,382 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:01,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:81 [2018-04-13 12:29:01,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 62 [2018-04-13 12:29:01,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:29:01,458 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:01,470 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:01,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 99 [2018-04-13 12:29:01,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:01,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:29:01,510 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,524 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,527 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:01,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 88 [2018-04-13 12:29:01,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:29:01,531 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,541 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:01,574 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:107, output treesize:183 [2018-04-13 12:29:01,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 101 [2018-04-13 12:29:01,650 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:01,756 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:194, output treesize:101 [2018-04-13 12:29:01,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 61 [2018-04-13 12:29:01,785 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,809 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. [2018-04-13 12:29:01,810 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:115, output treesize:127 [2018-04-13 12:29:01,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 68 [2018-04-13 12:29:01,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:01,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-04-13 12:29:01,893 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:01,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 113 [2018-04-13 12:29:02,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 68 [2018-04-13 12:29:02,073 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,125 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:02,151 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:149, output treesize:125 [2018-04-13 12:29:02,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 115 [2018-04-13 12:29:02,248 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 14 treesize of output 13 [2018-04-13 12:29:02,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,267 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 177 [2018-04-13 12:29:02,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:02,353 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,378 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:02,418 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:174, output treesize:158 [2018-04-13 12:29:02,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 149 [2018-04-13 12:29:02,555 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:02,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:29:02,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,569 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 193 [2018-04-13 12:29:02,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:29:02,612 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:02,638 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:02,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:02,698 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:249, output treesize:417 [2018-04-13 12:29:02,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 186 [2018-04-13 12:29:02,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:29:02,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:02,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:29:02,975 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:02,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:02,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-13 12:29:02,999 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,016 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 210 [2018-04-13 12:29:03,083 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:29:03,084 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-13 12:29:03,110 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,129 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 7 treesize of output 1 [2018-04-13 12:29:03,129 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,144 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,179 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:03,179 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 13 variables, input treesize:451, output treesize:259 [2018-04-13 12:29:03,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 96 [2018-04-13 12:29:03,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:29:03,317 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:03,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-13 12:29:03,333 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:03,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 27 treesize of output 16 [2018-04-13 12:29:03,334 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,352 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 43 [2018-04-13 12:29:03,352 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,354 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 37 [2018-04-13 12:29:03,354 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,378 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:03,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,421 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:03,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 110 [2018-04-13 12:29:03,425 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 7 treesize of output 1 [2018-04-13 12:29:03,426 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,443 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2018-04-13 12:29:03,443 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:03,455 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:03,456 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2018-04-13 12:29:03,456 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:03,465 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:03,497 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:29:03,497 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:264, output treesize:85 [2018-04-13 12:29:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 23 refuted. 6 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:29:03,656 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:03,656 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 12:29:03,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 12:29:03,656 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 12:29:03,657 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=549, Unknown=17, NotChecked=0, Total=650 [2018-04-13 12:29:03,657 INFO L87 Difference]: Start difference. First operand 477 states and 535 transitions. Second operand 26 states. [2018-04-13 12:29:05,997 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 223 DAG size of output 167 [2018-04-13 12:29:06,720 WARN L151 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 181 DAG size of output 167 [2018-04-13 12:29:07,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:07,283 INFO L93 Difference]: Finished difference Result 676 states and 744 transitions. [2018-04-13 12:29:07,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 12:29:07,283 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 77 [2018-04-13 12:29:07,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:07,284 INFO L225 Difference]: With dead ends: 676 [2018-04-13 12:29:07,285 INFO L226 Difference]: Without dead ends: 676 [2018-04-13 12:29:07,285 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 614 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=371, Invalid=2324, Unknown=61, NotChecked=0, Total=2756 [2018-04-13 12:29:07,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-04-13 12:29:07,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 497. [2018-04-13 12:29:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-04-13 12:29:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 560 transitions. [2018-04-13 12:29:07,288 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 560 transitions. Word has length 77 [2018-04-13 12:29:07,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:07,288 INFO L459 AbstractCegarLoop]: Abstraction has 497 states and 560 transitions. [2018-04-13 12:29:07,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 12:29:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 560 transitions. [2018-04-13 12:29:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 12:29:07,289 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:07,289 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:07,289 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:07,289 INFO L82 PathProgramCache]: Analyzing trace with hash -1066740586, now seen corresponding path program 1 times [2018-04-13 12:29:07,289 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:07,289 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:07,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:07,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:07,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:07,297 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:07,300 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:07,300 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:07,300 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:07,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:07,358 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:07,360 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 [2018-04-13 12:29:07,360 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,363 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 [2018-04-13 12:29:07,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,366 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:29:07,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,380 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 15 [2018-04-13 12:29:07,380 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,391 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:29:07,391 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,399 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 12:29:07,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:07,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:07,417 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,418 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:07,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:07,451 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,453 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,463 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:56 [2018-04-13 12:29:07,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:29:07,480 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:29:07,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,481 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,492 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:70, output treesize:59 [2018-04-13 12:29:07,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:29:07,512 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 14 treesize of output 13 [2018-04-13 12:29:07,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,526 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:07,527 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:73, output treesize:65 [2018-04-13 12:29:07,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 12:29:07,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:29:07,585 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:07,596 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:07,619 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:07,619 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:83, output treesize:142 [2018-04-13 12:29:07,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 96 [2018-04-13 12:29:07,690 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 14 treesize of output 13 [2018-04-13 12:29:07,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,708 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,709 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:29:07,709 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:07,726 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:179, output treesize:95 [2018-04-13 12:29:07,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 56 [2018-04-13 12:29:07,756 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:29:07,782 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:07,800 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:106, output treesize:108 [2018-04-13 12:29:07,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 99 [2018-04-13 12:29:07,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 42 [2018-04-13 12:29:07,832 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:07,860 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:119, output treesize:105 [2018-04-13 12:29:07,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:07,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 127 [2018-04-13 12:29:07,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:07,923 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:07,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:07,951 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:126, output treesize:118 [2018-04-13 12:29:08,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 16 [2018-04-13 12:29:08,039 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 16 treesize of output 15 [2018-04-13 12:29:08,040 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,041 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 155 [2018-04-13 12:29:08,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:29:08,083 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:08,105 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:08,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:08,152 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:175, output treesize:306 [2018-04-13 12:29:08,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 63 [2018-04-13 12:29:08,220 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 34 treesize of output 38 [2018-04-13 12:29:08,220 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,225 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:08,264 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:195, output treesize:167 [2018-04-13 12:29:08,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,439 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:08,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 57 [2018-04-13 12:29:08,453 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 47 [2018-04-13 12:29:08,454 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-13 12:29:08,468 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 7 treesize of output 1 [2018-04-13 12:29:08,468 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:08,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:08,502 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:187, output treesize:328 [2018-04-13 12:29:08,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 110 [2018-04-13 12:29:08,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:08,877 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 40 [2018-04-13 12:29:08,877 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:08,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 55 [2018-04-13 12:29:08,899 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:08,911 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 5 treesize of output 1 [2018-04-13 12:29:08,911 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,919 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:08,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:08,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 25 [2018-04-13 12:29:08,943 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 19 [2018-04-13 12:29:08,943 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:08,949 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 5 treesize of output 1 [2018-04-13 12:29:08,949 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,951 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:08,966 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:08,966 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:178, output treesize:56 [2018-04-13 12:29:09,102 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:29:09,102 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:09,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-13 12:29:09,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:09,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:09,113 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:91, output treesize:5 [2018-04-13 12:29:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:29:09,204 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:09,204 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 12:29:09,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 12:29:09,204 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 12:29:09,204 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=903, Unknown=0, NotChecked=0, Total=992 [2018-04-13 12:29:09,205 INFO L87 Difference]: Start difference. First operand 497 states and 560 transitions. Second operand 32 states. [2018-04-13 12:29:11,568 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 220 DAG size of output 133 [2018-04-13 12:29:13,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:13,428 INFO L93 Difference]: Finished difference Result 632 states and 701 transitions. [2018-04-13 12:29:13,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 12:29:13,428 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 77 [2018-04-13 12:29:13,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:13,429 INFO L225 Difference]: With dead ends: 632 [2018-04-13 12:29:13,429 INFO L226 Difference]: Without dead ends: 624 [2018-04-13 12:29:13,430 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=490, Invalid=3932, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 12:29:13,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2018-04-13 12:29:13,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 520. [2018-04-13 12:29:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2018-04-13 12:29:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 586 transitions. [2018-04-13 12:29:13,433 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 586 transitions. Word has length 77 [2018-04-13 12:29:13,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:13,433 INFO L459 AbstractCegarLoop]: Abstraction has 520 states and 586 transitions. [2018-04-13 12:29:13,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 12:29:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 586 transitions. [2018-04-13 12:29:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 12:29:13,433 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:13,433 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:13,433 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:13,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1993689722, now seen corresponding path program 1 times [2018-04-13 12:29:13,434 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:13,434 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:13,434 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:13,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:13,434 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:13,442 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:13,447 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:13,447 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:13,447 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:13,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:13,481 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:13,483 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 [2018-04-13 12:29:13,483 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,486 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 [2018-04-13 12:29:13,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,489 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,489 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:29:13,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,503 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 11 treesize of output 4 [2018-04-13 12:29:13,503 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,509 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 15 [2018-04-13 12:29:13,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,514 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2018-04-13 12:29:13,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:13,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:13,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:13,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:13,537 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,539 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,547 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:44 [2018-04-13 12:29:13,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:29:13,581 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 14 treesize of output 13 [2018-04-13 12:29:13,581 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,586 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-13 12:29:13,602 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 14 treesize of output 13 [2018-04-13 12:29:13,602 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,607 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:13,618 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:93, output treesize:77 [2018-04-13 12:29:13,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-13 12:29:13,641 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 7 treesize of output 1 [2018-04-13 12:29:13,641 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,646 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 16 treesize of output 10 [2018-04-13 12:29:13,646 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,648 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:13,656 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:85, output treesize:57 [2018-04-13 12:29:13,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-13 12:29:13,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,697 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 16 treesize of output 23 [2018-04-13 12:29:13,697 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:13,715 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:64 [2018-04-13 12:29:13,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 48 [2018-04-13 12:29:13,750 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 46 [2018-04-13 12:29:13,789 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,807 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:13,807 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:101 [2018-04-13 12:29:13,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 32 [2018-04-13 12:29:13,837 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2018-04-13 12:29:13,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 62 [2018-04-13 12:29:13,865 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,874 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:29:13,890 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 12 treesize of output 11 [2018-04-13 12:29:13,890 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,892 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:13,905 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:125, output treesize:91 [2018-04-13 12:29:13,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2018-04-13 12:29:13,957 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 [2018-04-13 12:29:13,957 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:13,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 141 [2018-04-13 12:29:13,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 22 treesize of output 21 [2018-04-13 12:29:13,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:13,998 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:14,012 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:14,012 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:174, output treesize:150 [2018-04-13 12:29:14,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:14,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:14,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:14,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 149 treesize of output 163 [2018-04-13 12:29:14,074 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:29:14,084 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 12:29:14,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:14,619 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:14,859 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:15,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 105 treesize of output 111 [2018-04-13 12:29:15,143 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-13 12:29:15,472 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 123 treesize of output 109 [2018-04-13 12:29:15,473 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:15,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 144 [2018-04-13 12:29:15,772 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:16,019 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 136 treesize of output 135 [2018-04-13 12:29:16,019 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,184 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-04-13 12:29:16,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 109 [2018-04-13 12:29:16,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:16,362 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,377 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 140 [2018-04-13 12:29:16,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 35 [2018-04-13 12:29:16,385 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,403 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,406 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:16,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 104 [2018-04-13 12:29:16,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2018-04-13 12:29:16,409 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,423 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,425 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:16,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 149 [2018-04-13 12:29:16,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-04-13 12:29:16,429 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,443 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 12:29:16,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:16,451 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 24 treesize of output 39 [2018-04-13 12:29:16,451 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,465 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 146 treesize of output 197 [2018-04-13 12:29:16,490 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 163 treesize of output 162 [2018-04-13 12:29:16,491 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,597 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 180 [2018-04-13 12:29:16,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:16,608 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,634 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:16,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 22 dim-0 vars, and 7 xjuncts. [2018-04-13 12:29:16,820 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 5 variables, input treesize:175, output treesize:998 [2018-04-13 12:29:17,086 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 263 DAG size of output 185 [2018-04-13 12:29:17,290 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 209 DAG size of output 176 [2018-04-13 12:29:18,168 WARN L151 SmtUtils]: Spent 416ms on a formula simplification. DAG size of input: 350 DAG size of output 258 [2018-04-13 12:29:18,376 WARN L148 SmtUtils]: Spent 103ms on a formula simplification that was a NOOP. DAG size: 252 [2018-04-13 12:29:18,627 WARN L148 SmtUtils]: Spent 133ms on a formula simplification that was a NOOP. DAG size: 256 [2018-04-13 12:29:18,877 WARN L148 SmtUtils]: Spent 121ms on a formula simplification that was a NOOP. DAG size: 255 [2018-04-13 12:29:19,819 WARN L151 SmtUtils]: Spent 149ms on a formula simplification. DAG size of input: 354 DAG size of output 186 [2018-04-13 12:29:20,100 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 194 DAG size of output 185 [2018-04-13 12:29:20,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:20,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 234 treesize of output 211 [2018-04-13 12:29:20,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,262 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:20,271 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 199 treesize of output 200 [2018-04-13 12:29:20,272 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 12:29:20,428 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 151 treesize of output 142 [2018-04-13 12:29:20,428 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:20,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:20,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 129 [2018-04-13 12:29:20,511 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:20,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:20,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 186 [2018-04-13 12:29:20,593 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:20,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:20,678 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:20,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 166 [2018-04-13 12:29:20,678 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:20,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 123 [2018-04-13 12:29:20,761 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:20,838 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 126 treesize of output 121 [2018-04-13 12:29:20,838 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:20,913 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:21,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 109 [2018-04-13 12:29:21,031 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 5 treesize of output 1 [2018-04-13 12:29:21,031 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,058 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:29:21,058 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:29:21,082 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,105 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 7 treesize of output 1 [2018-04-13 12:29:21,105 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,124 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 119 [2018-04-13 12:29:21,135 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 115 treesize of output 108 [2018-04-13 12:29:21,136 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,205 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 104 [2018-04-13 12:29:21,206 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 104 [2018-04-13 12:29:21,275 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 94 [2018-04-13 12:29:21,362 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,427 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 100 [2018-04-13 12:29:21,428 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 94 treesize of output 89 [2018-04-13 12:29:21,491 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,560 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:21,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 88 [2018-04-13 12:29:21,560 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,601 INFO L267 ElimStorePlain]: Start of recursive call 15: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,698 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:21,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,700 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 187 [2018-04-13 12:29:21,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:21,708 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:21,727 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 110 [2018-04-13 12:29:21,732 INFO L267 ElimStorePlain]: Start of recursive call 24: 24 dim-0 vars, End of recursive call: 24 dim-0 vars, and 15 xjuncts. [2018-04-13 12:29:21,800 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:21,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-04-13 12:29:21,801 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:21,828 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 5 treesize of output 1 [2018-04-13 12:29:21,828 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,849 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:21,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 87 [2018-04-13 12:29:21,933 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:29:21,933 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,951 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 5 treesize of output 1 [2018-04-13 12:29:21,951 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:29:21,969 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:21,985 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:22,057 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 12:29:22,057 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 18 variables, input treesize:455, output treesize:168 [2018-04-13 12:29:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:29:22,413 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:22,413 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 12:29:22,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 12:29:22,414 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 12:29:22,414 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=836, Unknown=5, NotChecked=0, Total=930 [2018-04-13 12:29:22,414 INFO L87 Difference]: Start difference. First operand 520 states and 586 transitions. Second operand 31 states. [2018-04-13 12:29:24,281 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 197 DAG size of output 197 [2018-04-13 12:29:24,838 WARN L151 SmtUtils]: Spent 388ms on a formula simplification. DAG size of input: 251 DAG size of output 247 [2018-04-13 12:29:25,561 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 290 DAG size of output 191 [2018-04-13 12:29:25,949 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 310 DAG size of output 189 [2018-04-13 12:29:26,425 WARN L151 SmtUtils]: Spent 229ms on a formula simplification. DAG size of input: 317 DAG size of output 201 [2018-04-13 12:29:27,023 WARN L151 SmtUtils]: Spent 364ms on a formula simplification. DAG size of input: 442 DAG size of output 211 [2018-04-13 12:29:27,689 WARN L151 SmtUtils]: Spent 405ms on a formula simplification. DAG size of input: 559 DAG size of output 276 [2018-04-13 12:29:28,478 WARN L151 SmtUtils]: Spent 470ms on a formula simplification. DAG size of input: 563 DAG size of output 280 [2018-04-13 12:29:29,320 WARN L151 SmtUtils]: Spent 535ms on a formula simplification. DAG size of input: 573 DAG size of output 283 [2018-04-13 12:29:30,035 WARN L151 SmtUtils]: Spent 464ms on a formula simplification. DAG size of input: 452 DAG size of output 282 [2018-04-13 12:29:30,601 WARN L151 SmtUtils]: Spent 296ms on a formula simplification. DAG size of input: 417 DAG size of output 272 [2018-04-13 12:29:30,981 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 188 DAG size of output 188 [2018-04-13 12:29:32,413 WARN L151 SmtUtils]: Spent 809ms on a formula simplification. DAG size of input: 616 DAG size of output 474 [2018-04-13 12:29:33,107 WARN L151 SmtUtils]: Spent 461ms on a formula simplification. DAG size of input: 482 DAG size of output 466 [2018-04-13 12:29:33,967 WARN L151 SmtUtils]: Spent 436ms on a formula simplification. DAG size of input: 366 DAG size of output 352 [2018-04-13 12:29:35,018 WARN L151 SmtUtils]: Spent 823ms on a formula simplification. DAG size of input: 375 DAG size of output 359 [2018-04-13 12:29:35,609 WARN L151 SmtUtils]: Spent 374ms on a formula simplification. DAG size of input: 371 DAG size of output 302 [2018-04-13 12:29:36,148 WARN L151 SmtUtils]: Spent 311ms on a formula simplification. DAG size of input: 310 DAG size of output 296 [2018-04-13 12:29:36,798 WARN L151 SmtUtils]: Spent 383ms on a formula simplification. DAG size of input: 503 DAG size of output 342 [2018-04-13 12:29:37,541 WARN L151 SmtUtils]: Spent 314ms on a formula simplification. DAG size of input: 333 DAG size of output 303 [2018-04-13 12:29:37,899 WARN L151 SmtUtils]: Spent 159ms on a formula simplification. DAG size of input: 211 DAG size of output 194 [2018-04-13 12:29:39,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:39,154 INFO L93 Difference]: Finished difference Result 677 states and 749 transitions. [2018-04-13 12:29:39,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 12:29:39,154 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 77 [2018-04-13 12:29:39,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:39,156 INFO L225 Difference]: With dead ends: 677 [2018-04-13 12:29:39,156 INFO L226 Difference]: Without dead ends: 677 [2018-04-13 12:29:39,156 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1309 ImplicationChecksByTransitivity, 15.2s TimeCoverageRelationStatistics Valid=577, Invalid=4229, Unknown=24, NotChecked=0, Total=4830 [2018-04-13 12:29:39,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2018-04-13 12:29:39,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 516. [2018-04-13 12:29:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2018-04-13 12:29:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 581 transitions. [2018-04-13 12:29:39,159 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 581 transitions. Word has length 77 [2018-04-13 12:29:39,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:39,159 INFO L459 AbstractCegarLoop]: Abstraction has 516 states and 581 transitions. [2018-04-13 12:29:39,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 12:29:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 581 transitions. [2018-04-13 12:29:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 12:29:39,160 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:39,160 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:39,160 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:39,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1016624761, now seen corresponding path program 1 times [2018-04-13 12:29:39,160 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:39,160 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:39,161 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:39,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:39,161 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:39,166 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:39,226 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:29:39,226 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:39,226 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:39,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:39,244 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:39,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,288 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 32 [2018-04-13 12:29:39,288 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,298 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 32 [2018-04-13 12:29:39,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,306 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:39,306 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:47 [2018-04-13 12:29:39,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 42 [2018-04-13 12:29:39,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:39,343 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-04-13 12:29:39,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:39,371 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,376 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 42 [2018-04-13 12:29:39,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:39,396 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,401 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-04-13 12:29:39,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:39,418 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,429 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:39,443 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:91, output treesize:75 [2018-04-13 12:29:39,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-13 12:29:39,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,473 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 16 treesize of output 23 [2018-04-13 12:29:39,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,481 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-13 12:29:39,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,516 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 16 treesize of output 23 [2018-04-13 12:29:39,516 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,524 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-13 12:29:39,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,554 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 16 treesize of output 23 [2018-04-13 12:29:39,555 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,565 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 54 [2018-04-13 12:29:39,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,590 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 16 treesize of output 23 [2018-04-13 12:29:39,590 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,598 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:39,615 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:127, output treesize:117 [2018-04-13 12:29:39,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 83 [2018-04-13 12:29:39,648 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 83 [2018-04-13 12:29:39,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 74 [2018-04-13 12:29:39,679 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 11 treesize of output 1 [2018-04-13 12:29:39,679 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,685 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-13 12:29:39,685 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,689 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-04-13 12:29:39,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2018-04-13 12:29:39,703 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 4 [2018-04-13 12:29:39,706 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,708 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 68 [2018-04-13 12:29:39,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 24 treesize of output 4 [2018-04-13 12:29:39,718 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,724 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-04-13 12:29:39,724 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,728 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-13 12:29:39,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:39,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:29:39,737 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:39,740 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 5 treesize of output 1 [2018-04-13 12:29:39,740 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,741 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:39,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:39,745 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 10 variables, input treesize:199, output treesize:9 [2018-04-13 12:29:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-13 12:29:39,760 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:39,760 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 17 [2018-04-13 12:29:39,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 12:29:39,761 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 12:29:39,761 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2018-04-13 12:29:39,761 INFO L87 Difference]: Start difference. First operand 516 states and 581 transitions. Second operand 17 states. [2018-04-13 12:29:40,393 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 95 DAG size of output 67 [2018-04-13 12:29:41,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:41,241 INFO L93 Difference]: Finished difference Result 653 states and 714 transitions. [2018-04-13 12:29:41,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 12:29:41,241 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 78 [2018-04-13 12:29:41,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:41,242 INFO L225 Difference]: With dead ends: 653 [2018-04-13 12:29:41,242 INFO L226 Difference]: Without dead ends: 636 [2018-04-13 12:29:41,243 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=228, Invalid=1251, Unknown=3, NotChecked=0, Total=1482 [2018-04-13 12:29:41,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2018-04-13 12:29:41,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 539. [2018-04-13 12:29:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-04-13 12:29:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 599 transitions. [2018-04-13 12:29:41,246 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 599 transitions. Word has length 78 [2018-04-13 12:29:41,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:41,246 INFO L459 AbstractCegarLoop]: Abstraction has 539 states and 599 transitions. [2018-04-13 12:29:41,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 12:29:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 599 transitions. [2018-04-13 12:29:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-13 12:29:41,247 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:41,247 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:41,247 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:41,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1222055136, now seen corresponding path program 3 times [2018-04-13 12:29:41,247 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:41,247 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:41,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:41,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:41,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:41,273 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:41,279 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:41,279 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:41,279 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:41,280 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 12:29:41,338 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-13 12:29:41,338 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:29:41,341 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:41,355 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 [2018-04-13 12:29:41,355 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,363 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:29:41,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-13 12:29:41,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:41,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:41,381 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,383 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,390 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:41 [2018-04-13 12:29:41,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:29:41,418 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 14 treesize of output 13 [2018-04-13 12:29:41,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,432 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:41,439 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:62, output treesize:54 [2018-04-13 12:29:41,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 12:29:41,489 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 12 treesize of output 15 [2018-04-13 12:29:41,489 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 68 [2018-04-13 12:29:41,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-13 12:29:41,522 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:41,534 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:41,556 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:41,556 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:89, output treesize:152 [2018-04-13 12:29:41,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,594 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 16 treesize of output 23 [2018-04-13 12:29:41,594 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-13 12:29:41,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,625 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:88, output treesize:93 [2018-04-13 12:29:41,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2018-04-13 12:29:41,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-13 12:29:41,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,662 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2018-04-13 12:29:41,683 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 18 treesize of output 19 [2018-04-13 12:29:41,683 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,690 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,702 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:115, output treesize:99 [2018-04-13 12:29:41,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 84 [2018-04-13 12:29:41,756 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 14 treesize of output 13 [2018-04-13 12:29:41,756 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,765 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:41,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 130 [2018-04-13 12:29:41,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:41,788 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,800 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:41,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:41,814 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:141, output treesize:113 [2018-04-13 12:29:41,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 141 [2018-04-13 12:29:41,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:29:41,920 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:41,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:41,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 132 [2018-04-13 12:29:41,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:29:41,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,021 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 124 [2018-04-13 12:29:42,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-04-13 12:29:42,032 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,045 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:42,089 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:204, output treesize:261 [2018-04-13 12:29:42,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 76 [2018-04-13 12:29:42,160 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-13 12:29:42,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:131, output treesize:122 [2018-04-13 12:29:42,233 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:42,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 77 [2018-04-13 12:29:42,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:29:42,235 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,242 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 98 [2018-04-13 12:29:42,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:29:42,269 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,278 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,293 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:146, output treesize:133 [2018-04-13 12:29:42,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:42,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 152 [2018-04-13 12:29:42,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:42,372 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,387 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 81 [2018-04-13 12:29:42,414 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 14 treesize of output 13 [2018-04-13 12:29:42,415 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:42,440 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:175, output treesize:147 [2018-04-13 12:29:42,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 352 treesize of output 212 [2018-04-13 12:29:42,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 67 [2018-04-13 12:29:42,585 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,613 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 339 treesize of output 308 [2018-04-13 12:29:42,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 55 [2018-04-13 12:29:42,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,719 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:42,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 276 [2018-04-13 12:29:42,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-13 12:29:42,728 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,747 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:42,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:42,812 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:362, output treesize:587 [2018-04-13 12:29:43,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 284 treesize of output 229 [2018-04-13 12:29:43,177 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 334 treesize of output 279 [2018-04-13 12:29:43,229 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:43,272 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:627, output treesize:501 [2018-04-13 12:29:43,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 290 treesize of output 244 [2018-04-13 12:29:43,360 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 185 treesize of output 156 [2018-04-13 12:29:43,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:29:43,381 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:43,400 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 5 treesize of output 1 [2018-04-13 12:29:43,400 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:43,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 208 [2018-04-13 12:29:43,497 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 7 treesize of output 1 [2018-04-13 12:29:43,497 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,512 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 154 treesize of output 129 [2018-04-13 12:29:43,512 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,526 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 5 treesize of output 1 [2018-04-13 12:29:43,526 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,537 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,587 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2018-04-13 12:29:43,587 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:523, output treesize:456 [2018-04-13 12:29:43,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:43,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:43,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 100 [2018-04-13 12:29:43,756 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 31 [2018-04-13 12:29:43,756 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 6 [2018-04-13 12:29:43,768 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 27 treesize of output 16 [2018-04-13 12:29:43,777 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:29:43,784 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:43,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:43,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 87 [2018-04-13 12:29:43,817 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 31 [2018-04-13 12:29:43,817 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,826 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 7 treesize of output 1 [2018-04-13 12:29:43,826 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 27 treesize of output 16 [2018-04-13 12:29:43,834 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:29:43,840 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,844 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:43,854 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:43,855 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 11 variables, input treesize:324, output treesize:31 [2018-04-13 12:29:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:29:43,950 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:43,950 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 12:29:43,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 12:29:43,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 12:29:43,950 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1005, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 12:29:43,950 INFO L87 Difference]: Start difference. First operand 539 states and 599 transitions. Second operand 34 states. [2018-04-13 12:29:46,124 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 162 DAG size of output 93 [2018-04-13 12:29:46,468 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 166 DAG size of output 101 [2018-04-13 12:29:46,737 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 185 DAG size of output 105 [2018-04-13 12:29:46,971 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 172 DAG size of output 94 [2018-04-13 12:29:47,295 WARN L151 SmtUtils]: Spent 210ms on a formula simplification. DAG size of input: 233 DAG size of output 155 [2018-04-13 12:29:47,542 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 154 DAG size of output 154 [2018-04-13 12:29:47,933 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 161 DAG size of output 157 [2018-04-13 12:29:48,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:48,888 INFO L93 Difference]: Finished difference Result 720 states and 791 transitions. [2018-04-13 12:29:48,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 12:29:48,888 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 80 [2018-04-13 12:29:48,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:48,890 INFO L225 Difference]: With dead ends: 720 [2018-04-13 12:29:48,890 INFO L226 Difference]: Without dead ends: 720 [2018-04-13 12:29:48,890 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1208 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=539, Invalid=4427, Unknown=4, NotChecked=0, Total=4970 [2018-04-13 12:29:48,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2018-04-13 12:29:48,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 549. [2018-04-13 12:29:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-04-13 12:29:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 612 transitions. [2018-04-13 12:29:48,894 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 612 transitions. Word has length 80 [2018-04-13 12:29:48,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:48,894 INFO L459 AbstractCegarLoop]: Abstraction has 549 states and 612 transitions. [2018-04-13 12:29:48,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 12:29:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 612 transitions. [2018-04-13 12:29:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-13 12:29:48,894 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:48,894 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:48,894 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:48,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1222055135, now seen corresponding path program 2 times [2018-04-13 12:29:48,895 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:48,895 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:48,895 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:48,895 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:29:48,895 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:48,908 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:48,911 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:48,911 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:48,911 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:48,912 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 12:29:48,950 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 12:29:48,950 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:29:48,955 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:48,960 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 [2018-04-13 12:29:48,960 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:48,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:48,962 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:29:48,974 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 [2018-04-13 12:29:48,974 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:48,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:48,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:48,981 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:29:48,981 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:48,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:48,985 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:29:49,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:49,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:49,004 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,005 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:49,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:49,022 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,023 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,030 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-13 12:29:49,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:29:49,058 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 14 treesize of output 13 [2018-04-13 12:29:49,058 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,064 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:29:49,079 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 14 treesize of output 13 [2018-04-13 12:29:49,080 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,084 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:49,094 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:81 [2018-04-13 12:29:49,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-13 12:29:49,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:29:49,158 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:49,170 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:49,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 82 [2018-04-13 12:29:49,201 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:49,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:29:49,202 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,211 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,213 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:49,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 71 [2018-04-13 12:29:49,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:29:49,216 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,223 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:49,249 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:112, output treesize:175 [2018-04-13 12:29:49,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,390 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 23 treesize of output 37 [2018-04-13 12:29:49,390 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 48 [2018-04-13 12:29:49,425 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:49,447 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:130, output treesize:145 [2018-04-13 12:29:49,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 125 [2018-04-13 12:29:49,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 68 [2018-04-13 12:29:49,490 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,531 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:49,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 68 [2018-04-13 12:29:49,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-04-13 12:29:49,536 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,543 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:49,561 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:169, output treesize:143 [2018-04-13 12:29:49,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 105 [2018-04-13 12:29:49,641 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 14 treesize of output 13 [2018-04-13 12:29:49,642 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 174 [2018-04-13 12:29:49,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:49,683 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,703 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:49,723 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:185, output treesize:169 [2018-04-13 12:29:49,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 133 [2018-04-13 12:29:49,863 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:49,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:29:49,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,886 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:49,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:49,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 223 [2018-04-13 12:29:49,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:29:49,932 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:49,963 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:50,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:50,028 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:252, output treesize:417 [2018-04-13 12:29:50,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 75 [2018-04-13 12:29:50,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 147 [2018-04-13 12:29:50,177 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,212 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:50,212 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:210, output treesize:255 [2018-04-13 12:29:50,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 131 [2018-04-13 12:29:50,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 12:29:50,277 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,287 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 224 [2018-04-13 12:29:50,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:29:50,334 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,361 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,390 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:50,390 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:282, output treesize:253 [2018-04-13 12:29:50,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 121 [2018-04-13 12:29:50,498 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 14 treesize of output 13 [2018-04-13 12:29:50,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,508 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 281 treesize of output 276 [2018-04-13 12:29:50,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:29:50,556 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,589 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:50,620 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:295, output treesize:269 [2018-04-13 12:29:50,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 150 [2018-04-13 12:29:50,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 47 [2018-04-13 12:29:50,815 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:50,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:50,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 282 [2018-04-13 12:29:50,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-13 12:29:50,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:50,946 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:50,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:50,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 362 treesize of output 274 [2018-04-13 12:29:50,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 25 [2018-04-13 12:29:50,961 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:50,992 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:51,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:51,104 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:400, output treesize:691 [2018-04-13 12:29:51,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:51,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 288 [2018-04-13 12:29:51,446 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:51,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:51,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 358 [2018-04-13 12:29:51,514 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:51,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-1 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:51,580 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 11 variables, input treesize:701, output treesize:583 [2018-04-13 12:29:52,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 287 treesize of output 186 [2018-04-13 12:29:52,038 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 7 treesize of output 1 [2018-04-13 12:29:52,038 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 52 [2018-04-13 12:29:52,067 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:52,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-04-13 12:29:52,096 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:52,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:52,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 41 [2018-04-13 12:29:52,123 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,147 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:52,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2018-04-13 12:29:52,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-13 12:29:52,211 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,228 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 7 treesize of output 1 [2018-04-13 12:29:52,228 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,242 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 11 treesize of output 3 [2018-04-13 12:29:52,242 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,255 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 222 [2018-04-13 12:29:52,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:29:52,318 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:52,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 52 [2018-04-13 12:29:52,358 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:52,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-13 12:29:52,391 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:52,425 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:52,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 44 [2018-04-13 12:29:52,425 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,427 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:29:52,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 47 [2018-04-13 12:29:52,427 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,477 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:29:52,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 95 [2018-04-13 12:29:52,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-13 12:29:52,553 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,573 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 11 treesize of output 3 [2018-04-13 12:29:52,573 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:29:52,593 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:52,610 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:29:52,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 102 [2018-04-13 12:29:52,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:52,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-13 12:29:52,616 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:29:52,639 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,656 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 11 treesize of output 3 [2018-04-13 12:29:52,656 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,670 INFO L267 ElimStorePlain]: Start of recursive call 21: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:52,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 12:29:52,749 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 17 variables, input treesize:641, output treesize:112 [2018-04-13 12:29:52,903 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:29:52,903 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:29:52,904 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 12:29:52,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 12:29:52,904 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 12:29:52,904 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=988, Unknown=25, NotChecked=0, Total=1122 [2018-04-13 12:29:52,904 INFO L87 Difference]: Start difference. First operand 549 states and 612 transitions. Second operand 34 states. [2018-04-13 12:29:56,859 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 271 DAG size of output 142 [2018-04-13 12:29:57,283 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 349 DAG size of output 236 [2018-04-13 12:29:58,245 WARN L151 SmtUtils]: Spent 206ms on a formula simplification. DAG size of input: 257 DAG size of output 242 [2018-04-13 12:29:59,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:29:59,693 INFO L93 Difference]: Finished difference Result 731 states and 803 transitions. [2018-04-13 12:29:59,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 12:29:59,693 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 80 [2018-04-13 12:29:59,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:29:59,694 INFO L225 Difference]: With dead ends: 731 [2018-04-13 12:29:59,694 INFO L226 Difference]: Without dead ends: 731 [2018-04-13 12:29:59,695 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1193 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=465, Invalid=4283, Unknown=82, NotChecked=0, Total=4830 [2018-04-13 12:29:59,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2018-04-13 12:29:59,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 550. [2018-04-13 12:29:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 550 states. [2018-04-13 12:29:59,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 612 transitions. [2018-04-13 12:29:59,698 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 612 transitions. Word has length 80 [2018-04-13 12:29:59,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:29:59,698 INFO L459 AbstractCegarLoop]: Abstraction has 550 states and 612 transitions. [2018-04-13 12:29:59,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 12:29:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 612 transitions. [2018-04-13 12:29:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-13 12:29:59,699 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:29:59,699 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:29:59,699 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:29:59,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1731569691, now seen corresponding path program 1 times [2018-04-13 12:29:59,699 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:29:59,699 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:29:59,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:59,700 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:29:59,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:29:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:59,708 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:29:59,710 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:29:59,710 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:29:59,711 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:29:59,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:29:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:29:59,752 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:29:59,754 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 [2018-04-13 12:29:59,754 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,761 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:29:59,772 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 [2018-04-13 12:29:59,772 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:59,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:29:59,780 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 [2018-04-13 12:29:59,781 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,790 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,790 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 12:29:59,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:59,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:29:59,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,806 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:29:59,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:29:59,820 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,821 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,831 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,831 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 12:29:59,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:29:59,865 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 14 treesize of output 13 [2018-04-13 12:29:59,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,873 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:29:59,890 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 14 treesize of output 13 [2018-04-13 12:29:59,890 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,893 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:59,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:93, output treesize:77 [2018-04-13 12:29:59,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-13 12:29:59,927 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:29:59,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,931 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 7 treesize of output 1 [2018-04-13 12:29:59,931 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,932 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:29:59,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:29:59,941 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:88, output treesize:64 [2018-04-13 12:29:59,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 12:29:59,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:29:59,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:29:59,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:00,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:00,011 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:78, output treesize:132 [2018-04-13 12:30:00,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 12:30:00,047 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:00,061 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:00,073 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:75, output treesize:67 [2018-04-13 12:30:00,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 59 [2018-04-13 12:30:00,099 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 23 treesize of output 16 [2018-04-13 12:30:00,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,106 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:30:00,122 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 12 treesize of output 11 [2018-04-13 12:30:00,122 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,124 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:00,137 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:89, output treesize:72 [2018-04-13 12:30:00,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-04-13 12:30:00,158 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:30:00,158 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,160 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,171 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:00,171 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:64 [2018-04-13 12:30:00,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 86 [2018-04-13 12:30:00,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 76 treesize of output 75 [2018-04-13 12:30:00,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,280 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,291 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:00,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:77, output treesize:73 [2018-04-13 12:30:00,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 38 [2018-04-13 12:30:00,373 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 16 treesize of output 25 [2018-04-13 12:30:00,373 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,378 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 147 [2018-04-13 12:30:00,428 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 169 treesize of output 178 [2018-04-13 12:30:00,428 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:00,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 117 [2018-04-13 12:30:00,494 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:00,533 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:00,565 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:00,566 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:129, output treesize:268 [2018-04-13 12:30:00,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:00,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 186 treesize of output 170 [2018-04-13 12:30:00,879 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:00,883 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 146 treesize of output 154 [2018-04-13 12:30:00,884 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:01,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 140 treesize of output 119 [2018-04-13 12:30:01,058 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:01,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 120 [2018-04-13 12:30:01,184 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:01,309 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 134 treesize of output 121 [2018-04-13 12:30:01,309 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:01,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 107 [2018-04-13 12:30:01,433 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:01,557 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:01,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 128 [2018-04-13 12:30:01,558 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:01,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:01,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:01,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 92 [2018-04-13 12:30:01,718 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:02,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:02,012 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:02,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 93 [2018-04-13 12:30:02,012 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,185 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:02,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 80 [2018-04-13 12:30:02,186 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,311 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 101 treesize of output 90 [2018-04-13 12:30:02,311 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,425 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:02,425 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 90 treesize of output 74 [2018-04-13 12:30:02,425 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,528 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:02,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 99 [2018-04-13 12:30:02,529 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 84 [2018-04-13 12:30:02,625 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:02,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 123 [2018-04-13 12:30:02,719 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:02,814 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 84 treesize of output 75 [2018-04-13 12:30:02,814 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:02,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-04-13 12:30:02,909 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:03,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:03,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 88 [2018-04-13 12:30:03,012 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:03,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 17 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2018-04-13 12:30:03,193 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 23 dim-0 vars, and 6 xjuncts. [2018-04-13 12:30:03,193 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 7 variables, input treesize:214, output treesize:496 [2018-04-13 12:30:03,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 53 [2018-04-13 12:30:03,391 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 7 treesize of output 1 [2018-04-13 12:30:03,391 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:03,400 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:30:03,400 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:03,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:03,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2018-04-13 12:30:03,406 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:03,409 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:03,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:03,419 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:92, output treesize:18 [2018-04-13 12:30:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:30:03,551 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:30:03,551 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 12:30:03,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 12:30:03,551 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 12:30:03,552 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2018-04-13 12:30:03,552 INFO L87 Difference]: Start difference. First operand 550 states and 612 transitions. Second operand 30 states. [2018-04-13 12:30:07,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:30:07,197 INFO L93 Difference]: Finished difference Result 734 states and 801 transitions. [2018-04-13 12:30:07,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 12:30:07,197 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 80 [2018-04-13 12:30:07,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:30:07,198 INFO L225 Difference]: With dead ends: 734 [2018-04-13 12:30:07,198 INFO L226 Difference]: Without dead ends: 734 [2018-04-13 12:30:07,198 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=501, Invalid=3659, Unknown=0, NotChecked=0, Total=4160 [2018-04-13 12:30:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2018-04-13 12:30:07,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 555. [2018-04-13 12:30:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2018-04-13 12:30:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 618 transitions. [2018-04-13 12:30:07,202 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 618 transitions. Word has length 80 [2018-04-13 12:30:07,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:30:07,202 INFO L459 AbstractCegarLoop]: Abstraction has 555 states and 618 transitions. [2018-04-13 12:30:07,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 12:30:07,202 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 618 transitions. [2018-04-13 12:30:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-13 12:30:07,202 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:30:07,202 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:30:07,203 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:30:07,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1221784770, now seen corresponding path program 1 times [2018-04-13 12:30:07,203 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:30:07,203 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:30:07,203 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:07,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:07,203 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:07,212 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:30:07,215 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:30:07,215 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:30:07,215 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:30:07,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:07,310 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:30:07,312 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 6 treesize of output 5 [2018-04-13 12:30:07,312 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,313 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 12:30:07,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,317 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 12 treesize of output 21 [2018-04-13 12:30:07,317 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,342 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:14 [2018-04-13 12:30:07,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 34 [2018-04-13 12:30:07,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-13 12:30:07,376 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,385 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:37 [2018-04-13 12:30:07,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:07,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:07,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:07,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:30:07,418 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,419 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,429 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:56, output treesize:53 [2018-04-13 12:30:07,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 12:30:07,465 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 5 treesize of output 1 [2018-04-13 12:30:07,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:30:07,482 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 14 treesize of output 13 [2018-04-13 12:30:07,483 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,488 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,498 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:07,498 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:59 [2018-04-13 12:30:07,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-13 12:30:07,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,568 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 2 case distinctions, treesize of input 16 treesize of output 27 [2018-04-13 12:30:07,569 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:07,582 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:07,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:07,605 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:124 [2018-04-13 12:30:07,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,688 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 23 treesize of output 37 [2018-04-13 12:30:07,688 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 67 [2018-04-13 12:30:07,712 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,735 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,735 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:85 [2018-04-13 12:30:07,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:30:07,777 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 12 treesize of output 11 [2018-04-13 12:30:07,778 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,779 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 94 [2018-04-13 12:30:07,815 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 47 [2018-04-13 12:30:07,816 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 12:30:07,834 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,850 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:104, output treesize:102 [2018-04-13 12:30:07,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 52 [2018-04-13 12:30:07,926 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 14 treesize of output 13 [2018-04-13 12:30:07,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,932 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:07,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 147 [2018-04-13 12:30:07,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:30:07,964 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:07,983 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,003 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:08,003 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:151, output treesize:135 [2018-04-13 12:30:08,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 73 [2018-04-13 12:30:08,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:08,144 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 24 treesize of output 56 [2018-04-13 12:30:08,144 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,153 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 192 [2018-04-13 12:30:08,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,194 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 50 treesize of output 97 [2018-04-13 12:30:08,194 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,219 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,239 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:08,239 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:228, output treesize:176 [2018-04-13 12:30:08,742 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:08,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 101 [2018-04-13 12:30:08,745 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 89 [2018-04-13 12:30:08,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:08,842 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:08,842 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:229, output treesize:239 [2018-04-13 12:30:08,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:08,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 257 [2018-04-13 12:30:08,970 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 31 treesize of output 28 [2018-04-13 12:30:08,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,007 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 156 [2018-04-13 12:30:09,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:09,065 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,081 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,119 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:09,119 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:264, output treesize:241 [2018-04-13 12:30:09,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 17 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 274 [2018-04-13 12:30:09,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,212 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 93 [2018-04-13 12:30:09,213 INFO L267 ElimStorePlain]: Start of recursive call 3: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 7 xjuncts. [2018-04-13 12:30:09,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 161 [2018-04-13 12:30:09,329 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,329 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 14 treesize of output 22 [2018-04-13 12:30:09,329 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,347 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:09,389 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:260, output treesize:252 [2018-04-13 12:30:09,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,473 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 225 [2018-04-13 12:30:09,483 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,509 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 75 treesize of output 125 [2018-04-13 12:30:09,509 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:30:09,527 INFO L267 ElimStorePlain]: Start of recursive call 3: 142 dim-0 vars, End of recursive call: 142 dim-0 vars, and 55 xjuncts. [2018-04-13 12:30:09,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,707 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 15 treesize of output 13 [2018-04-13 12:30:09,707 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,737 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 26 treesize of output 20 [2018-04-13 12:30:09,738 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,762 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 75 [2018-04-13 12:30:09,763 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:09,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:09,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2018-04-13 12:30:09,829 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 12:30:09,829 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,845 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 11 [2018-04-13 12:30:09,846 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,853 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:09,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-13 12:30:09,854 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:09,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:30:09,861 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,865 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:09,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:09,886 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 8 variables, input treesize:288, output treesize:50 [2018-04-13 12:30:09,979 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 21 refuted. 7 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:30:09,980 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:30:09,980 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 12:30:09,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 12:30:09,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 12:30:09,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=987, Unknown=9, NotChecked=0, Total=1122 [2018-04-13 12:30:09,980 INFO L87 Difference]: Start difference. First operand 555 states and 618 transitions. Second operand 34 states. [2018-04-13 12:30:14,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:30:14,799 INFO L93 Difference]: Finished difference Result 652 states and 715 transitions. [2018-04-13 12:30:14,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 12:30:14,799 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 81 [2018-04-13 12:30:14,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:30:14,801 INFO L225 Difference]: With dead ends: 652 [2018-04-13 12:30:14,801 INFO L226 Difference]: Without dead ends: 652 [2018-04-13 12:30:14,801 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1213 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=487, Invalid=4047, Unknown=22, NotChecked=0, Total=4556 [2018-04-13 12:30:14,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2018-04-13 12:30:14,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 564. [2018-04-13 12:30:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2018-04-13 12:30:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 627 transitions. [2018-04-13 12:30:14,807 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 627 transitions. Word has length 81 [2018-04-13 12:30:14,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:30:14,807 INFO L459 AbstractCegarLoop]: Abstraction has 564 states and 627 transitions. [2018-04-13 12:30:14,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 12:30:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 627 transitions. [2018-04-13 12:30:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-13 12:30:14,808 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:30:14,808 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:30:14,808 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:30:14,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1790316614, now seen corresponding path program 1 times [2018-04-13 12:30:14,808 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:30:14,808 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:30:14,809 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:14,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:14,809 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:14,825 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:30:14,828 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:30:14,828 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:30:14,828 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:30:14,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:14,910 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:30:14,912 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 [2018-04-13 12:30:14,912 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,916 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:30:14,934 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 [2018-04-13 12:30:14,934 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:14,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:14,948 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 [2018-04-13 12:30:14,948 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,958 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 12:30:14,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:14,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:30:14,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:14,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:14,983 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,984 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,992 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:14,992 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-13 12:30:15,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:30:15,020 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 14 treesize of output 13 [2018-04-13 12:30:15,020 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,024 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 12:30:15,034 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 5 treesize of output 1 [2018-04-13 12:30:15,034 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,035 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,042 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:15,042 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:54 [2018-04-13 12:30:15,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 12:30:15,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:15,091 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:15,100 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:15,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:15,116 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:98 [2018-04-13 12:30:15,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,163 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 23 treesize of output 37 [2018-04-13 12:30:15,163 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 12:30:15,178 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,190 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,190 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:77 [2018-04-13 12:30:15,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 63 [2018-04-13 12:30:15,218 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 23 treesize of output 16 [2018-04-13 12:30:15,218 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,235 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,235 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:93, output treesize:78 [2018-04-13 12:30:15,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 91 [2018-04-13 12:30:15,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:30:15,291 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:15,313 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:91 [2018-04-13 12:30:15,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 117 [2018-04-13 12:30:15,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:30:15,417 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:15,435 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:15,466 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:15,466 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:143, output treesize:244 [2018-04-13 12:30:15,732 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:15,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 114 [2018-04-13 12:30:15,733 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,769 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:15,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 133 [2018-04-13 12:30:15,769 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-1 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:15,800 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 11 variables, input treesize:278, output treesize:194 [2018-04-13 12:30:15,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 135 [2018-04-13 12:30:15,913 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:15,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:15,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 186 [2018-04-13 12:30:15,964 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,006 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-1 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:16,006 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:222, output treesize:258 [2018-04-13 12:30:16,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 147 [2018-04-13 12:30:16,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:16,152 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,173 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 128 [2018-04-13 12:30:16,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:16,226 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,245 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:16,284 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:280, output treesize:232 [2018-04-13 12:30:16,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 154 [2018-04-13 12:30:16,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:16,371 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,396 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 143 [2018-04-13 12:30:16,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:16,456 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,479 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-2 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:16,523 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 13 variables, input treesize:258, output treesize:238 [2018-04-13 12:30:16,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 119 [2018-04-13 12:30:16,621 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:16,624 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 39 [2018-04-13 12:30:16,625 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:16,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 41 [2018-04-13 12:30:16,651 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 12:30:16,667 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:16,681 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 7 treesize of output 1 [2018-04-13 12:30:16,681 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,692 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:16,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 122 [2018-04-13 12:30:16,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:30:16,744 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:16,767 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:16,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 23 [2018-04-13 12:30:16,767 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-13 12:30:16,788 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2018-04-13 12:30:16,789 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 30 [2018-04-13 12:30:16,816 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:16,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:16,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 24 [2018-04-13 12:30:16,818 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:16,840 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:16,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 12:30:16,885 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 15 variables, input treesize:326, output treesize:136 [2018-04-13 12:30:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:30:17,002 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:30:17,002 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 12:30:17,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 12:30:17,003 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 12:30:17,003 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2018-04-13 12:30:17,003 INFO L87 Difference]: Start difference. First operand 564 states and 627 transitions. Second operand 31 states. [2018-04-13 12:30:18,605 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 159 DAG size of output 137 [2018-04-13 12:30:18,897 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 148 DAG size of output 135 [2018-04-13 12:30:19,159 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 148 DAG size of output 136 [2018-04-13 12:30:19,454 WARN L148 SmtUtils]: Spent 101ms on a formula simplification that was a NOOP. DAG size: 166 [2018-04-13 12:30:20,196 WARN L151 SmtUtils]: Spent 399ms on a formula simplification. DAG size of input: 188 DAG size of output 188 [2018-04-13 12:30:21,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:30:21,361 INFO L93 Difference]: Finished difference Result 662 states and 726 transitions. [2018-04-13 12:30:21,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 12:30:21,361 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 82 [2018-04-13 12:30:21,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:30:21,363 INFO L225 Difference]: With dead ends: 662 [2018-04-13 12:30:21,363 INFO L226 Difference]: Without dead ends: 662 [2018-04-13 12:30:21,363 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 953 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=381, Invalid=3272, Unknown=7, NotChecked=0, Total=3660 [2018-04-13 12:30:21,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2018-04-13 12:30:21,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 571. [2018-04-13 12:30:21,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2018-04-13 12:30:21,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 635 transitions. [2018-04-13 12:30:21,366 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 635 transitions. Word has length 82 [2018-04-13 12:30:21,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:30:21,366 INFO L459 AbstractCegarLoop]: Abstraction has 571 states and 635 transitions. [2018-04-13 12:30:21,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 12:30:21,366 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 635 transitions. [2018-04-13 12:30:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-13 12:30:21,367 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:30:21,367 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:30:21,367 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:30:21,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1790316615, now seen corresponding path program 1 times [2018-04-13 12:30:21,367 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:30:21,367 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:30:21,368 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:21,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:21,368 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:21,379 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:30:21,382 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:30:21,382 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:30:21,382 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:30:21,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:21,423 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:30:21,425 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 [2018-04-13 12:30:21,425 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,435 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:30:21,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,451 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:30:21,451 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,458 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 12:30:21,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:21,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:21,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,474 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:21,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:30:21,488 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,489 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,499 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 12:30:21,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:30:21,534 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 14 treesize of output 13 [2018-04-13 12:30:21,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,539 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-13 12:30:21,557 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 14 treesize of output 13 [2018-04-13 12:30:21,557 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,563 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:21,575 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:84, output treesize:68 [2018-04-13 12:30:21,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 45 [2018-04-13 12:30:21,649 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:21,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:30:21,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,657 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 68 [2018-04-13 12:30:21,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:21,691 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:21,706 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:21,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:21,742 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:109, output treesize:171 [2018-04-13 12:30:21,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 49 [2018-04-13 12:30:21,787 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-13 12:30:21,807 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:21,826 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:94, output treesize:99 [2018-04-13 12:30:21,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 12:30:21,860 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 23 treesize of output 16 [2018-04-13 12:30:21,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,867 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,888 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:21,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 12:30:21,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 12:30:21,891 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,896 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,912 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:21,912 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:123, output treesize:93 [2018-04-13 12:30:21,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:21,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 115 [2018-04-13 12:30:21,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:30:21,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:21,997 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 68 [2018-04-13 12:30:22,023 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 14 treesize of output 13 [2018-04-13 12:30:22,024 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,030 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:22,048 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:135, output treesize:115 [2018-04-13 12:30:22,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2018-04-13 12:30:22,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:22,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:30:22,164 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 132 [2018-04-13 12:30:22,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:30:22,210 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:22,231 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:22,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:22,281 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:198, output treesize:315 [2018-04-13 12:30:22,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 188 [2018-04-13 12:30:22,843 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:22,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:22,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 227 [2018-04-13 12:30:22,931 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 278 [2018-04-13 12:30:23,027 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 228 [2018-04-13 12:30:23,112 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-1 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:23,189 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 15 variables, input treesize:389, output treesize:423 [2018-04-13 12:30:23,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 255 [2018-04-13 12:30:23,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:23,416 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,461 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 229 [2018-04-13 12:30:23,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:23,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,630 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 211 [2018-04-13 12:30:23,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:23,754 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,792 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:23,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 217 [2018-04-13 12:30:23,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:23,892 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:23,928 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-2 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:24,015 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 15 variables, input treesize:467, output treesize:451 [2018-04-13 12:30:24,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 249 [2018-04-13 12:30:24,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,160 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 16 treesize of output 23 [2018-04-13 12:30:24,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,214 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 267 [2018-04-13 12:30:24,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,361 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:24,361 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 16 treesize of output 30 [2018-04-13 12:30:24,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,409 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 227 [2018-04-13 12:30:24,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,550 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 16 treesize of output 23 [2018-04-13 12:30:24,551 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,599 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 233 [2018-04-13 12:30:24,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:24,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:24,718 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 16 treesize of output 30 [2018-04-13 12:30:24,718 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,764 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:24,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 4 dim-2 vars, End of recursive call: 15 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:24,856 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 19 variables, input treesize:503, output treesize:484 [2018-04-13 12:30:25,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,001 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 252 [2018-04-13 12:30:25,002 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 202 [2018-04-13 12:30:25,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 2 dim-1 vars, End of recursive call: 14 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:25,170 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 17 variables, input treesize:494, output treesize:410 [2018-04-13 12:30:25,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,388 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 223 [2018-04-13 12:30:25,398 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,402 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 76 [2018-04-13 12:30:25,402 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:25,447 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 7 treesize of output 1 [2018-04-13 12:30:25,447 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 41 [2018-04-13 12:30:25,480 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:25,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-13 12:30:25,510 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,535 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:25,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 237 [2018-04-13 12:30:25,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:30:25,607 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,639 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:30:25,640 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2018-04-13 12:30:25,668 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,692 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 11 treesize of output 3 [2018-04-13 12:30:25,692 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,712 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 121 [2018-04-13 12:30:25,776 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 56 [2018-04-13 12:30:25,777 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:25,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 41 [2018-04-13 12:30:25,805 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:25,830 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2018-04-13 12:30:25,831 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:25,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 47 [2018-04-13 12:30:25,832 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 35 [2018-04-13 12:30:25,861 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:25,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-13 12:30:25,864 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,883 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:25,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 102 [2018-04-13 12:30:25,944 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 7 treesize of output 1 [2018-04-13 12:30:25,944 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:30:25,966 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:25,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:30:25,984 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:26,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:26,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2018-04-13 12:30:26,002 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:26,014 INFO L267 ElimStorePlain]: Start of recursive call 19: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:26,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 4 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-13 12:30:26,052 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 18 variables, input treesize:488, output treesize:63 [2018-04-13 12:30:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:30:26,200 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:30:26,200 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 12:30:26,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 12:30:26,200 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 12:30:26,200 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=831, Unknown=2, NotChecked=0, Total=930 [2018-04-13 12:30:26,200 INFO L87 Difference]: Start difference. First operand 571 states and 635 transitions. Second operand 31 states. [2018-04-13 12:30:28,930 WARN L151 SmtUtils]: Spent 132ms on a formula simplification. DAG size of input: 227 DAG size of output 185 [2018-04-13 12:30:31,235 WARN L151 SmtUtils]: Spent 490ms on a formula simplification. DAG size of input: 228 DAG size of output 228 [2018-04-13 12:30:35,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:30:35,741 INFO L93 Difference]: Finished difference Result 665 states and 729 transitions. [2018-04-13 12:30:35,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 12:30:35,742 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 82 [2018-04-13 12:30:35,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:30:35,743 INFO L225 Difference]: With dead ends: 665 [2018-04-13 12:30:35,743 INFO L226 Difference]: Without dead ends: 665 [2018-04-13 12:30:35,743 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=389, Invalid=3266, Unknown=5, NotChecked=0, Total=3660 [2018-04-13 12:30:35,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2018-04-13 12:30:35,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 571. [2018-04-13 12:30:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2018-04-13 12:30:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 635 transitions. [2018-04-13 12:30:35,746 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 635 transitions. Word has length 82 [2018-04-13 12:30:35,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:30:35,746 INFO L459 AbstractCegarLoop]: Abstraction has 571 states and 635 transitions. [2018-04-13 12:30:35,746 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 12:30:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 635 transitions. [2018-04-13 12:30:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-13 12:30:35,747 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:30:35,747 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:30:35,747 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:30:35,747 INFO L82 PathProgramCache]: Analyzing trace with hash -2103777313, now seen corresponding path program 1 times [2018-04-13 12:30:35,747 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:30:35,747 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:30:35,748 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:35,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:35,748 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:35,753 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:30:35,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:30:35,793 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:30:35,793 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:30:35,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:35,825 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:30:35,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:35,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:35,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:35,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:35,875 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:35,875 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:19 [2018-04-13 12:30:35,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 12:30:35,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:30:35,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:30:35,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:35,906 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:35,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:35,910 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:5 [2018-04-13 12:30:35,924 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 12:30:35,924 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 12:30:35,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 14 [2018-04-13 12:30:35,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 12:30:35,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 12:30:35,925 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-04-13 12:30:35,925 INFO L87 Difference]: Start difference. First operand 571 states and 635 transitions. Second operand 15 states. [2018-04-13 12:30:36,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:30:36,403 INFO L93 Difference]: Finished difference Result 655 states and 723 transitions. [2018-04-13 12:30:36,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-13 12:30:36,403 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 84 [2018-04-13 12:30:36,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:30:36,405 INFO L225 Difference]: With dead ends: 655 [2018-04-13 12:30:36,405 INFO L226 Difference]: Without dead ends: 655 [2018-04-13 12:30:36,405 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=594, Unknown=0, NotChecked=0, Total=812 [2018-04-13 12:30:36,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2018-04-13 12:30:36,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 568. [2018-04-13 12:30:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 568 states. [2018-04-13 12:30:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 630 transitions. [2018-04-13 12:30:36,408 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 630 transitions. Word has length 84 [2018-04-13 12:30:36,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:30:36,409 INFO L459 AbstractCegarLoop]: Abstraction has 568 states and 630 transitions. [2018-04-13 12:30:36,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 12:30:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 630 transitions. [2018-04-13 12:30:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-13 12:30:36,409 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:30:36,409 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-13 12:30:36,409 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:30:36,409 INFO L82 PathProgramCache]: Analyzing trace with hash 196949139, now seen corresponding path program 3 times [2018-04-13 12:30:36,409 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:30:36,409 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:30:36,410 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:36,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:30:36,410 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:30:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:30:36,426 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:30:36,430 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:30:36,430 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:30:36,430 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:30:36,431 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 12:30:36,485 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-13 12:30:36,485 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:30:36,488 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:30:36,490 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 [2018-04-13 12:30:36,490 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,492 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:30:36,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,504 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:30:36,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,510 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 12:30:36,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:36,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:30:36,522 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:30:36,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:30:36,534 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,543 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:39 [2018-04-13 12:30:36,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:30:36,568 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 14 treesize of output 13 [2018-04-13 12:30:36,568 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,573 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:30:36,586 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 14 treesize of output 13 [2018-04-13 12:30:36,586 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,589 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:36,597 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:65 [2018-04-13 12:30:36,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-13 12:30:36,617 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 11 treesize of output 15 [2018-04-13 12:30:36,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,621 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 15 treesize of output 3 [2018-04-13 12:30:36,621 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,628 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:36,628 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:73, output treesize:49 [2018-04-13 12:30:36,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-13 12:30:36,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:30:36,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:36,673 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:36,687 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:36,687 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:60, output treesize:88 [2018-04-13 12:30:36,716 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 [2018-04-13 12:30:36,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-13 12:30:36,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,739 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:61 [2018-04-13 12:30:36,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 51 [2018-04-13 12:30:36,763 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 23 treesize of output 16 [2018-04-13 12:30:36,763 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,778 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:66 [2018-04-13 12:30:36,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 92 [2018-04-13 12:30:36,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:30:36,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,842 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:36,842 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:75 [2018-04-13 12:30:36,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2018-04-13 12:30:36,868 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 5 treesize of output 1 [2018-04-13 12:30:36,868 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:36,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:36,878 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:104 [2018-04-13 12:30:36,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:36,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 109 [2018-04-13 12:30:36,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:30:36,944 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:36,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:30:37,003 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:37,003 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:178 [2018-04-13 12:30:37,046 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 21 treesize of output 15 [2018-04-13 12:30:37,047 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,055 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,055 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:72 [2018-04-13 12:30:37,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 99 [2018-04-13 12:30:37,085 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,100 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:83, output treesize:101 [2018-04-13 12:30:37,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 116 [2018-04-13 12:30:37,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 12:30:37,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,165 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:93 [2018-04-13 12:30:37,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 147 [2018-04-13 12:30:37,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 30 treesize of output 29 [2018-04-13 12:30:37,239 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:37,264 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:37,264 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:159, output treesize:143 [2018-04-13 12:30:37,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:37,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 140 treesize of output 176 [2018-04-13 12:30:37,347 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-13 12:30:37,382 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:38,157 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 137 treesize of output 136 [2018-04-13 12:30:38,157 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:38,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 116 [2018-04-13 12:30:38,384 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:30:38,543 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:38,813 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:30:38,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 105 [2018-04-13 12:30:38,957 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:39,102 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 122 [2018-04-13 12:30:39,103 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:39,395 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 93 [2018-04-13 12:30:39,395 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:30:39,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 11 dim-1 vars, End of recursive call: 9 dim-0 vars, and 8 xjuncts. [2018-04-13 12:30:39,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 23 dim-0 vars, and 8 xjuncts. [2018-04-13 12:30:39,670 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 3 variables, input treesize:159, output treesize:1072 [2018-04-13 12:30:39,942 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 238 DAG size of output 144 [2018-04-13 12:30:39,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:39,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 176 [2018-04-13 12:30:39,969 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 246 [2018-04-13 12:30:40,119 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 187 [2018-04-13 12:30:40,275 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 227 [2018-04-13 12:30:40,433 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 155 [2018-04-13 12:30:40,592 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,733 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 5 dim-1 vars, End of recursive call: 11 dim-0 vars, and 5 xjuncts. [2018-04-13 12:30:40,734 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 16 variables, input treesize:668, output treesize:782 [2018-04-13 12:30:40,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:40,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 203 [2018-04-13 12:30:40,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 12:30:40,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:40,981 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 181 [2018-04-13 12:30:41,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 12:30:41,209 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,237 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 185 [2018-04-13 12:30:41,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:30:41,428 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,454 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 164 [2018-04-13 12:30:41,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-04-13 12:30:41,629 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,655 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:30:41,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:30:41,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 215 treesize of output 231 [2018-04-13 12:30:41,852 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-13 12:30:41,930 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 225 treesize of output 248 [2018-04-13 12:30:41,930 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:30:41,939 INFO L267 ElimStorePlain]: Start of recursive call 11: 36 dim-0 vars, End of recursive call: 36 dim-0 vars, and 27 xjuncts. [2018-04-13 12:30:46,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 145 [2018-04-13 12:30:46,633 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 3 xjuncts. [2018-04-13 12:30:51,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 186 [2018-04-13 12:30:51,769 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 3 xjuncts. [2018-04-13 12:30:55,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 178 treesize of output 165 [2018-04-13 12:30:55,008 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 3 xjuncts. [2018-04-13 12:30:58,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 212 [2018-04-13 12:30:58,011 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:30:59,084 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-0 vars, 10 dim-1 vars, End of recursive call: 25 dim-0 vars, and 24 xjuncts. [2018-04-13 12:31:00,212 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 5 dim-2 vars, End of recursive call: 82 dim-0 vars, and 28 xjuncts. [2018-04-13 12:31:00,212 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 21 variables, input treesize:837, output treesize:5307 [2018-04-13 12:31:00,864 WARN L151 SmtUtils]: Spent 307ms on a formula simplification. DAG size of input: 910 DAG size of output 159 [2018-04-13 12:31:01,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 186 [2018-04-13 12:31:01,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:31:01,066 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:01,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:31:01,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 209 [2018-04-13 12:31:01,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:31:01,344 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:01,371 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:31:01,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:01,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 225 [2018-04-13 12:31:01,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:31:01,799 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:01,842 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:31:02,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 195 [2018-04-13 12:31:02,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:31:02,081 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:02,113 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:31:02,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:02,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 242 treesize of output 243 [2018-04-13 12:31:02,309 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 14 treesize of output 13 [2018-04-13 12:31:02,309 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:02,340 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:31:02,481 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 5 dim-2 vars, End of recursive call: 16 dim-0 vars, and 5 xjuncts. [2018-04-13 12:31:02,481 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 21 variables, input treesize:916, output treesize:876 [2018-04-13 12:31:02,688 WARN L148 SmtUtils]: Spent 103ms on a formula simplification that was a NOOP. DAG size: 185 [2018-04-13 12:31:03,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 253 treesize of output 248 [2018-04-13 12:31:03,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:31:03,125 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:03,165 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:31:03,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 208 [2018-04-13 12:31:03,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:31:03,505 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:03,540 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:31:03,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,897 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:03,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 319 treesize of output 226 [2018-04-13 12:31:03,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 67 [2018-04-13 12:31:03,915 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:03,952 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:31:04,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 208 [2018-04-13 12:31:04,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:31:04,320 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:04,356 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:31:04,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:04,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 214 [2018-04-13 12:31:04,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 51 [2018-04-13 12:31:04,754 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:04,792 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:31:05,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 25 dim-0 vars, 5 dim-2 vars, End of recursive call: 45 dim-0 vars, and 10 xjuncts. [2018-04-13 12:31:05,198 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 30 variables, input treesize:1197, output treesize:2130 [2018-04-13 12:31:05,856 WARN L151 SmtUtils]: Spent 419ms on a formula simplification. DAG size of input: 410 DAG size of output 281 [2018-04-13 12:31:06,187 WARN L148 SmtUtils]: Spent 167ms on a formula simplification that was a NOOP. DAG size: 281 [2018-04-13 12:31:06,528 WARN L148 SmtUtils]: Spent 179ms on a formula simplification that was a NOOP. DAG size: 282 [2018-04-13 12:31:06,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 154 [2018-04-13 12:31:06,569 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 62 [2018-04-13 12:31:06,571 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 12:31:06,651 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 7 treesize of output 1 [2018-04-13 12:31:06,651 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:06,735 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 7 treesize of output 1 [2018-04-13 12:31:06,736 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:06,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:31:06,812 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:06,814 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:31:06,818 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:06,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:31:06,824 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:06,825 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2018-04-13 12:31:06,825 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:06,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 58 [2018-04-13 12:31:06,831 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:06,834 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 64 [2018-04-13 12:31:06,837 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:06,839 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:06,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 52 [2018-04-13 12:31:06,839 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:06,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:06,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 67 [2018-04-13 12:31:06,983 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:06,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 55 [2018-04-13 12:31:06,984 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:06,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 71 [2018-04-13 12:31:06,989 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:06,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 67 [2018-04-13 12:31:06,993 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:06,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 71 [2018-04-13 12:31:06,998 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:07,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 67 [2018-04-13 12:31:07,003 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:07,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 55 [2018-04-13 12:31:07,005 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:07,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-13 12:31:07,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:07,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 162 [2018-04-13 12:31:07,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 12:31:07,786 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:07,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 12:31:07,814 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:07,836 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 7 treesize of output 1 [2018-04-13 12:31:07,837 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:07,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:07,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-04-13 12:31:07,858 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:07,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 12:31:07,878 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:07,894 INFO L267 ElimStorePlain]: Start of recursive call 20: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:08,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:08,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 154 [2018-04-13 12:31:08,460 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 90 [2018-04-13 12:31:08,461 INFO L267 ElimStorePlain]: Start of recursive call 27: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 12:31:08,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 63 [2018-04-13 12:31:08,506 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:08,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 24 [2018-04-13 12:31:08,529 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:08,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:08,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 12:31:08,553 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:08,572 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 5 treesize of output 1 [2018-04-13 12:31:08,573 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:08,589 INFO L267 ElimStorePlain]: Start of recursive call 26: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:09,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 180 [2018-04-13 12:31:09,119 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 5 treesize of output 1 [2018-04-13 12:31:09,119 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:09,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 12:31:09,150 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:09,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 27 [2018-04-13 12:31:09,174 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:09,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-04-13 12:31:09,195 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:09,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 12:31:09,216 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:09,233 INFO L267 ElimStorePlain]: Start of recursive call 32: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:09,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 169 [2018-04-13 12:31:09,789 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 64 [2018-04-13 12:31:09,791 INFO L267 ElimStorePlain]: Start of recursive call 39: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 12:31:09,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 50 [2018-04-13 12:31:09,872 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:09,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 72 [2018-04-13 12:31:09,878 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:09,881 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 72 [2018-04-13 12:31:09,884 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:09,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 68 [2018-04-13 12:31:09,890 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:09,893 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 62 [2018-04-13 12:31:09,896 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:09,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:09,898 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 68 [2018-04-13 12:31:09,900 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:09,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:09,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 56 [2018-04-13 12:31:09,902 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:10,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:31:10,054 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:10,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 67 [2018-04-13 12:31:10,164 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 67 [2018-04-13 12:31:10,166 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2018-04-13 12:31:10,168 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 71 [2018-04-13 12:31:10,169 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 71 [2018-04-13 12:31:10,171 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2018-04-13 12:31:10,172 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 71 [2018-04-13 12:31:10,174 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:10,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 76 [2018-04-13 12:31:10,306 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:10,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 76 [2018-04-13 12:31:10,310 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:10,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 64 [2018-04-13 12:31:10,312 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:10,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 12:31:10,317 INFO L267 ElimStorePlain]: Start of recursive call 58: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:10,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 80 [2018-04-13 12:31:10,322 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:10,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 64 [2018-04-13 12:31:10,323 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:10,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:10,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-04-13 12:31:10,326 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 12:31:10,331 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:10,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-13 12:31:10,337 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:10,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 80 [2018-04-13 12:31:10,341 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:10,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 76 [2018-04-13 12:31:10,346 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:10,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 70 [2018-04-13 12:31:10,348 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 70 [2018-04-13 12:31:10,349 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:10,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 82 [2018-04-13 12:31:10,355 INFO L267 ElimStorePlain]: Start of recursive call 68: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:10,881 INFO L267 ElimStorePlain]: Start of recursive call 38: 5 dim-1 vars, End of recursive call: 47 dim-0 vars, and 18 xjuncts. [2018-04-13 12:31:12,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 161 [2018-04-13 12:31:12,244 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 62 [2018-04-13 12:31:12,246 INFO L267 ElimStorePlain]: Start of recursive call 70: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 12:31:12,323 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2018-04-13 12:31:12,324 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:12,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2018-04-13 12:31:12,325 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:12,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 89 [2018-04-13 12:31:12,332 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 95 [2018-04-13 12:31:12,338 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,340 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 99 [2018-04-13 12:31:12,344 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,346 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 91 [2018-04-13 12:31:12,348 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:12,350 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:12,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 99 [2018-04-13 12:31:12,354 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,508 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 7 treesize of output 1 [2018-04-13 12:31:12,509 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:12,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 94 [2018-04-13 12:31:12,623 INFO L267 ElimStorePlain]: Start of recursive call 79: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:12,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 82 [2018-04-13 12:31:12,625 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:12,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 98 [2018-04-13 12:31:12,631 INFO L267 ElimStorePlain]: Start of recursive call 81: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:12,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 94 [2018-04-13 12:31:12,636 INFO L267 ElimStorePlain]: Start of recursive call 82: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:12,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:12,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-13 12:31:12,639 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:12,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 82 [2018-04-13 12:31:12,641 INFO L267 ElimStorePlain]: Start of recursive call 84: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:12,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 98 [2018-04-13 12:31:12,646 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:12,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 65 [2018-04-13 12:31:12,894 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 69 [2018-04-13 12:31:12,899 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 69 [2018-04-13 12:31:12,903 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 69 [2018-04-13 12:31:12,908 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 69 [2018-04-13 12:31:12,913 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 65 [2018-04-13 12:31:12,919 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 65 [2018-04-13 12:31:12,924 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 73 [2018-04-13 12:31:12,929 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 73 [2018-04-13 12:31:12,934 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 65 [2018-04-13 12:31:12,939 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:12,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 69 [2018-04-13 12:31:12,944 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:13,522 INFO L267 ElimStorePlain]: Start of recursive call 69: 5 dim-1 vars, End of recursive call: 44 dim-0 vars, and 22 xjuncts. [2018-04-13 12:31:16,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:16,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 4 case distinctions, treesize of input 242 treesize of output 212 [2018-04-13 12:31:16,354 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 182 treesize of output 198 [2018-04-13 12:31:16,358 INFO L267 ElimStorePlain]: Start of recursive call 98: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 12:31:17,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 165 [2018-04-13 12:31:17,129 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:17,848 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 165 treesize of output 160 [2018-04-13 12:31:17,849 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:18,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 154 [2018-04-13 12:31:18,538 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:19,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 140 [2018-04-13 12:31:19,263 INFO L267 ElimStorePlain]: Start of recursive call 102: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:19,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 157 [2018-04-13 12:31:19,966 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,657 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 158 treesize of output 153 [2018-04-13 12:31:20,658 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,659 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 164 treesize of output 159 [2018-04-13 12:31:20,659 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,661 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 174 treesize of output 169 [2018-04-13 12:31:20,661 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,663 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 170 treesize of output 165 [2018-04-13 12:31:20,663 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,664 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 164 treesize of output 159 [2018-04-13 12:31:20,665 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,666 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 174 treesize of output 169 [2018-04-13 12:31:20,667 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:20,668 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 174 treesize of output 169 [2018-04-13 12:31:20,668 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:21,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:21,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 126 [2018-04-13 12:31:21,344 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,010 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 165 treesize of output 156 [2018-04-13 12:31:22,010 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,012 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 169 treesize of output 160 [2018-04-13 12:31:22,012 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,013 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 153 treesize of output 144 [2018-04-13 12:31:22,014 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,015 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 159 treesize of output 150 [2018-04-13 12:31:22,016 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,018 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 169 treesize of output 160 [2018-04-13 12:31:22,018 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,019 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 159 treesize of output 150 [2018-04-13 12:31:22,019 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,021 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 169 treesize of output 160 [2018-04-13 12:31:22,021 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:22,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 148 [2018-04-13 12:31:22,676 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:23,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 150 [2018-04-13 12:31:23,343 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 128 [2018-04-13 12:31:24,008 INFO L267 ElimStorePlain]: Start of recursive call 121: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 144 [2018-04-13 12:31:24,667 INFO L267 ElimStorePlain]: Start of recursive call 122: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 132 [2018-04-13 12:31:24,669 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 148 [2018-04-13 12:31:24,671 INFO L267 ElimStorePlain]: Start of recursive call 124: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 148 [2018-04-13 12:31:24,672 INFO L267 ElimStorePlain]: Start of recursive call 125: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 138 [2018-04-13 12:31:24,674 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 148 [2018-04-13 12:31:24,676 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:24,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 138 [2018-04-13 12:31:24,678 INFO L267 ElimStorePlain]: Start of recursive call 128: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:25,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 153 [2018-04-13 12:31:25,343 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:26,010 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 125 treesize of output 120 [2018-04-13 12:31:26,011 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:26,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:26,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:26,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:26,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 119 [2018-04-13 12:31:26,666 INFO L267 ElimStorePlain]: Start of recursive call 131: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:27,341 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:27,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 108 [2018-04-13 12:31:27,342 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:27,998 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 113 treesize of output 108 [2018-04-13 12:31:27,999 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:28,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 143 [2018-04-13 12:31:28,649 INFO L267 ElimStorePlain]: Start of recursive call 134: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:29,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 133 [2018-04-13 12:31:29,351 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:30,036 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 133 treesize of output 128 [2018-04-13 12:31:30,037 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:30,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:30,713 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:30,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 139 [2018-04-13 12:31:30,714 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:31,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 120 [2018-04-13 12:31:31,369 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:31,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 132 [2018-04-13 12:31:31,375 INFO L267 ElimStorePlain]: Start of recursive call 139: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:31,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 144 treesize of output 138 [2018-04-13 12:31:31,381 INFO L267 ElimStorePlain]: Start of recursive call 140: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:31,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 126 [2018-04-13 12:31:31,382 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:31,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 142 [2018-04-13 12:31:31,390 INFO L267 ElimStorePlain]: Start of recursive call 142: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:31,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:31,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 138 [2018-04-13 12:31:31,393 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:31,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 142 [2018-04-13 12:31:31,399 INFO L267 ElimStorePlain]: Start of recursive call 144: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:31:32,421 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 118 [2018-04-13 12:31:32,435 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:32,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:32,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:32,438 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 126 [2018-04-13 12:31:32,439 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:32,441 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 118 [2018-04-13 12:31:32,445 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:32,448 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 126 [2018-04-13 12:31:32,452 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:32,453 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 12:31:32,454 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:32,456 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 122 [2018-04-13 12:31:32,460 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:32,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:32,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:31:32,462 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 122 [2018-04-13 12:31:32,464 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:32,465 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 106 [2018-04-13 12:31:32,466 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:32,468 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 122 [2018-04-13 12:31:32,472 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:32,474 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 106 [2018-04-13 12:31:32,474 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:32,476 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:32,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 122 [2018-04-13 12:31:32,481 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 2 xjuncts. [2018-04-13 12:31:33,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:33,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 114 [2018-04-13 12:31:33,641 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:34,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 154 [2018-04-13 12:31:34,554 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:35,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:35,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 140 [2018-04-13 12:31:35,436 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:36,318 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 134 treesize of output 129 [2018-04-13 12:31:36,318 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:37,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 114 [2018-04-13 12:31:37,197 INFO L267 ElimStorePlain]: Start of recursive call 160: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:38,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 152 [2018-04-13 12:31:38,064 INFO L267 ElimStorePlain]: Start of recursive call 161: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:38,919 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 129 treesize of output 124 [2018-04-13 12:31:38,919 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:39,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 147 [2018-04-13 12:31:39,792 INFO L267 ElimStorePlain]: Start of recursive call 163: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:40,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 100 [2018-04-13 12:31:40,622 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:41,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:31:41,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2018-04-13 12:31:41,487 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:42,325 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 129 treesize of output 124 [2018-04-13 12:31:42,326 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-13 12:31:43,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 100 [2018-04-13 12:31:43,154 INFO L267 ElimStorePlain]: Start of recursive call 167: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:43,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 100 [2018-04-13 12:31:43,990 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:44,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 102 [2018-04-13 12:31:44,795 INFO L267 ElimStorePlain]: Start of recursive call 169: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:31:45,609 INFO L267 ElimStorePlain]: Start of recursive call 97: 38 dim-1 vars, End of recursive call: 54 dim-0 vars, and 18 xjuncts. [2018-04-13 12:31:50,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 43 dim-0 vars, 7 dim-2 vars, End of recursive call: 299 dim-0 vars, and 72 xjuncts. [2018-04-13 12:31:50,747 INFO L202 ElimStorePlain]: Needed 169 recursive calls to eliminate 50 variables, input treesize:1565, output treesize:5196 [2018-04-13 12:31:55,049 WARN L151 SmtUtils]: Spent 3684ms on a formula simplification. DAG size of input: 2710 DAG size of output 40 [2018-04-13 12:31:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:31:55,225 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:31:55,225 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 12:31:55,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 12:31:55,225 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 12:31:55,225 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1080, Unknown=1, NotChecked=0, Total=1190 [2018-04-13 12:31:55,225 INFO L87 Difference]: Start difference. First operand 568 states and 630 transitions. Second operand 35 states. [2018-04-13 12:31:57,897 WARN L148 SmtUtils]: Spent 102ms on a formula simplification that was a NOOP. DAG size: 176 [2018-04-13 12:31:58,341 WARN L148 SmtUtils]: Spent 106ms on a formula simplification that was a NOOP. DAG size: 167 [2018-04-13 12:31:58,573 WARN L148 SmtUtils]: Spent 111ms on a formula simplification that was a NOOP. DAG size: 191 [2018-04-13 12:31:59,174 WARN L151 SmtUtils]: Spent 448ms on a formula simplification. DAG size of input: 294 DAG size of output 292 [2018-04-13 12:31:59,699 WARN L148 SmtUtils]: Spent 202ms on a formula simplification that was a NOOP. DAG size: 287 [2018-04-13 12:32:00,502 WARN L151 SmtUtils]: Spent 452ms on a formula simplification. DAG size of input: 465 DAG size of output 292 [2018-04-13 12:32:01,643 WARN L151 SmtUtils]: Spent 813ms on a formula simplification. DAG size of input: 502 DAG size of output 295 [2018-04-13 12:32:03,261 WARN L151 SmtUtils]: Spent 543ms on a formula simplification. DAG size of input: 324 DAG size of output 290 [2018-04-13 12:32:03,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:32:03,642 INFO L93 Difference]: Finished difference Result 769 states and 849 transitions. [2018-04-13 12:32:03,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 12:32:03,642 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 85 [2018-04-13 12:32:03,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:32:03,644 INFO L225 Difference]: With dead ends: 769 [2018-04-13 12:32:03,644 INFO L226 Difference]: Without dead ends: 769 [2018-04-13 12:32:03,644 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1182 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=415, Invalid=4553, Unknown=2, NotChecked=0, Total=4970 [2018-04-13 12:32:03,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2018-04-13 12:32:03,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 609. [2018-04-13 12:32:03,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2018-04-13 12:32:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 677 transitions. [2018-04-13 12:32:03,648 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 677 transitions. Word has length 85 [2018-04-13 12:32:03,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:32:03,648 INFO L459 AbstractCegarLoop]: Abstraction has 609 states and 677 transitions. [2018-04-13 12:32:03,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 12:32:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 677 transitions. [2018-04-13 12:32:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-13 12:32:03,648 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:32:03,648 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-13 12:32:03,648 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:32:03,649 INFO L82 PathProgramCache]: Analyzing trace with hash 196949140, now seen corresponding path program 3 times [2018-04-13 12:32:03,649 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:32:03,649 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:32:03,649 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:03,649 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:32:03,649 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:03,662 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:32:03,666 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:32:03,666 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:32:03,666 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:32:03,666 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 12:32:03,756 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-13 12:32:03,757 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:32:03,761 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:32:03,777 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 [2018-04-13 12:32:03,777 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:03,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:03,788 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 [2018-04-13 12:32:03,788 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 12:32:03,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:03,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:32:03,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,814 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:03,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:03,827 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,828 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,838 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,838 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:51 [2018-04-13 12:32:03,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:32:03,881 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 14 treesize of output 13 [2018-04-13 12:32:03,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,885 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 65 [2018-04-13 12:32:03,903 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 14 treesize of output 13 [2018-04-13 12:32:03,903 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,911 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:03,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:03,923 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:93, output treesize:77 [2018-04-13 12:32:03,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-13 12:32:03,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:32:03,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,006 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:04,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 64 [2018-04-13 12:32:04,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:32:04,035 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,042 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 69 [2018-04-13 12:32:04,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:04,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:32:04,050 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,058 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:04,080 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:105, output treesize:153 [2018-04-13 12:32:04,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 12:32:04,123 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,142 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 16 treesize of output 23 [2018-04-13 12:32:04,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,160 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,161 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:87 [2018-04-13 12:32:04,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-13 12:32:04,205 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 14 treesize of output 7 [2018-04-13 12:32:04,205 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,217 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,236 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:04,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 12:32:04,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 12:32:04,239 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,243 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,256 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:106, output treesize:93 [2018-04-13 12:32:04,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 113 [2018-04-13 12:32:04,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:04,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,327 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 61 [2018-04-13 12:32:04,351 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 14 treesize of output 13 [2018-04-13 12:32:04,351 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,356 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,371 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:04,371 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:135, output treesize:119 [2018-04-13 12:32:04,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 134 [2018-04-13 12:32:04,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:32:04,484 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,512 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 132 [2018-04-13 12:32:04,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 21 [2018-04-13 12:32:04,570 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,584 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 142 [2018-04-13 12:32:04,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-13 12:32:04,600 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,621 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:04,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:04,670 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:186, output treesize:287 [2018-04-13 12:32:04,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:04,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 12:32:04,747 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 12:32:04,774 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:04,802 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:144, output treesize:161 [2018-04-13 12:32:04,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 71 [2018-04-13 12:32:04,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 12:32:04,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,862 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 122 [2018-04-13 12:32:04,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:32:04,896 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,910 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:04,934 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:04,934 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:183, output treesize:159 [2018-04-13 12:32:05,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 178 [2018-04-13 12:32:05,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:05,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,055 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 61 [2018-04-13 12:32:05,094 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 14 treesize of output 13 [2018-04-13 12:32:05,094 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,100 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,135 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:05,135 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:201, output treesize:177 [2018-04-13 12:32:05,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 199 [2018-04-13 12:32:05,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2018-04-13 12:32:05,306 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:05,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:05,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 239 [2018-04-13 12:32:05,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-13 12:32:05,432 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,454 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 251 [2018-04-13 12:32:05,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 47 [2018-04-13 12:32:05,478 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:05,507 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:05,582 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:05,582 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:296, output treesize:505 [2018-04-13 12:32:05,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 137 [2018-04-13 12:32:05,684 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 141 [2018-04-13 12:32:05,716 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:05,743 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:244, output treesize:234 [2018-04-13 12:32:05,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:05,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 176 [2018-04-13 12:32:05,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:32:05,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 79 [2018-04-13 12:32:05,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-13 12:32:05,869 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,874 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:05,898 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:05,898 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:256, output treesize:216 [2018-04-13 12:32:05,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 61 [2018-04-13 12:32:05,993 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 14 treesize of output 13 [2018-04-13 12:32:05,993 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,000 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:06,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 207 [2018-04-13 12:32:06,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 12:32:06,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,069 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,096 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:06,096 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:258, output treesize:242 [2018-04-13 12:32:06,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 231 [2018-04-13 12:32:06,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 67 [2018-04-13 12:32:06,289 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:06,325 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:06,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 407 treesize of output 370 [2018-04-13 12:32:06,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 55 [2018-04-13 12:32:06,428 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:06,464 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:06,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 375 treesize of output 338 [2018-04-13 12:32:06,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-13 12:32:06,473 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,499 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:06,596 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:433, output treesize:729 [2018-04-13 12:32:06,924 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 346 treesize of output 341 [2018-04-13 12:32:06,925 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:06,926 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 404 treesize of output 399 [2018-04-13 12:32:06,927 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,000 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 1 dim-1 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:07,000 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 12 variables, input treesize:751, output treesize:735 [2018-04-13 12:32:07,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 352 treesize of output 176 [2018-04-13 12:32:07,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:07,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 38 [2018-04-13 12:32:07,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 35 [2018-04-13 12:32:07,130 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,157 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 7 treesize of output 1 [2018-04-13 12:32:07,158 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 12:32:07,191 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 12:32:07,216 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 92 [2018-04-13 12:32:07,317 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 5 treesize of output 1 [2018-04-13 12:32:07,318 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,340 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:07,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:07,341 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,360 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 7 treesize of output 1 [2018-04-13 12:32:07,360 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,376 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 410 treesize of output 192 [2018-04-13 12:32:07,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 12:32:07,446 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,476 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:07,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 40 [2018-04-13 12:32:07,477 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 12:32:07,508 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 42 [2018-04-13 12:32:07,539 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:07,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 32 [2018-04-13 12:32:07,576 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:07,610 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:07,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 97 [2018-04-13 12:32:07,707 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 5 treesize of output 1 [2018-04-13 12:32:07,707 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:32:07,734 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:07,759 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:07,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:07,759 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,780 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:07,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 111 [2018-04-13 12:32:07,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:32:07,786 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,813 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:07,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:07,814 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,836 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 5 treesize of output 1 [2018-04-13 12:32:07,836 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,855 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:07,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:07,950 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 19 variables, input treesize:763, output treesize:145 [2018-04-13 12:32:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 91 refuted. 8 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:32:08,102 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:32:08,102 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 12:32:08,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 12:32:08,102 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 12:32:08,102 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1263, Unknown=1, NotChecked=0, Total=1406 [2018-04-13 12:32:08,102 INFO L87 Difference]: Start difference. First operand 609 states and 677 transitions. Second operand 38 states. [2018-04-13 12:32:12,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:32:12,894 INFO L93 Difference]: Finished difference Result 801 states and 883 transitions. [2018-04-13 12:32:12,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 12:32:12,894 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 85 [2018-04-13 12:32:12,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:32:12,895 INFO L225 Difference]: With dead ends: 801 [2018-04-13 12:32:12,895 INFO L226 Difference]: Without dead ends: 801 [2018-04-13 12:32:12,895 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=552, Invalid=5295, Unknown=5, NotChecked=0, Total=5852 [2018-04-13 12:32:12,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-04-13 12:32:12,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 610. [2018-04-13 12:32:12,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-04-13 12:32:12,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 677 transitions. [2018-04-13 12:32:12,899 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 677 transitions. Word has length 85 [2018-04-13 12:32:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:32:12,899 INFO L459 AbstractCegarLoop]: Abstraction has 610 states and 677 transitions. [2018-04-13 12:32:12,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 12:32:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 677 transitions. [2018-04-13 12:32:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 12:32:12,899 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:32:12,900 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:32:12,900 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:32:12,900 INFO L82 PathProgramCache]: Analyzing trace with hash 797037838, now seen corresponding path program 3 times [2018-04-13 12:32:12,900 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:32:12,900 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:32:12,900 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:12,900 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:32:12,900 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:12,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:32:12,918 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:32:12,918 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:32:12,918 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:32:12,918 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 12:32:12,950 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-13 12:32:12,950 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:32:12,953 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:32:12,955 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 [2018-04-13 12:32:12,956 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:12,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:12,958 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:32:12,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:12,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:12,975 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:32:12,976 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:12,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2018-04-13 12:32:12,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:12,988 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:12,988 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 12:32:13,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:13,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:13,001 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,003 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:13,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:32:13,015 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,016 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,024 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:39 [2018-04-13 12:32:13,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-13 12:32:13,051 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 14 treesize of output 13 [2018-04-13 12:32:13,051 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-13 12:32:13,071 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 14 treesize of output 13 [2018-04-13 12:32:13,071 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,074 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,092 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:65 [2018-04-13 12:32:13,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-13 12:32:13,114 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:13,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,118 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 7 treesize of output 1 [2018-04-13 12:32:13,118 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,125 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:73, output treesize:49 [2018-04-13 12:32:13,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 40 [2018-04-13 12:32:13,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:32:13,163 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:13,173 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:13,190 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:13,190 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:106 [2018-04-13 12:32:13,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,224 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 16 treesize of output 23 [2018-04-13 12:32:13,224 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 12:32:13,241 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,254 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:69 [2018-04-13 12:32:13,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2018-04-13 12:32:13,281 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 23 treesize of output 16 [2018-04-13 12:32:13,281 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,285 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:32:13,301 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 12 treesize of output 11 [2018-04-13 12:32:13,301 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,302 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,314 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:96, output treesize:81 [2018-04-13 12:32:13,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 112 [2018-04-13 12:32:13,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:13,369 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,384 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2018-04-13 12:32:13,403 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 14 treesize of output 13 [2018-04-13 12:32:13,403 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,406 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,420 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:123, output treesize:107 [2018-04-13 12:32:13,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 54 [2018-04-13 12:32:13,515 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:13,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:32:13,515 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 153 [2018-04-13 12:32:13,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-13 12:32:13,557 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:13,580 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:13,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:13,624 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:169, output treesize:293 [2018-04-13 12:32:13,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 12:32:13,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 12:32:13,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,738 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:145, output treesize:136 [2018-04-13 12:32:13,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:13,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 52 [2018-04-13 12:32:13,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 12:32:13,774 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,778 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 132 [2018-04-13 12:32:13,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:32:13,806 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,819 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,835 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:155, output treesize:126 [2018-04-13 12:32:13,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 85 [2018-04-13 12:32:13,904 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 14 treesize of output 13 [2018-04-13 12:32:13,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:13,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 162 [2018-04-13 12:32:13,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:13,942 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,958 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:13,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:13,976 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:168, output treesize:152 [2018-04-13 12:32:14,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 114 [2018-04-13 12:32:14,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 47 [2018-04-13 12:32:14,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:14,111 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:14,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:14,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:14,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 174 [2018-04-13 12:32:14,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 25 [2018-04-13 12:32:14,160 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:14,179 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:14,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:14,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:14,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 182 [2018-04-13 12:32:14,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-13 12:32:14,198 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:14,224 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:14,306 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:14,306 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:283, output treesize:457 [2018-04-13 12:32:15,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:15,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:15,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 295 treesize of output 178 [2018-04-13 12:32:15,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 12:32:15,284 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:15,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2018-04-13 12:32:15,315 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:15,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:15,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2018-04-13 12:32:15,349 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,350 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:15,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-13 12:32:15,351 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 69 [2018-04-13 12:32:15,391 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:15,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 66 [2018-04-13 12:32:15,393 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:15,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:15,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 93 [2018-04-13 12:32:15,529 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:15,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:15,529 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:32:15,555 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:15,575 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 5 treesize of output 1 [2018-04-13 12:32:15,575 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,593 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:32:15,593 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,608 INFO L267 ElimStorePlain]: Start of recursive call 9: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:15,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 104 [2018-04-13 12:32:15,615 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:32:15,615 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,638 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 5 treesize of output 1 [2018-04-13 12:32:15,638 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:32:15,658 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,679 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:15,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:15,680 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,708 INFO L267 ElimStorePlain]: Start of recursive call 14: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:15,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 249 treesize of output 289 [2018-04-13 12:32:15,809 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:15,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:15,809 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,840 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 5 treesize of output 1 [2018-04-13 12:32:15,840 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,864 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 7 treesize of output 1 [2018-04-13 12:32:15,864 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,884 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-13 12:32:15,885 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,902 INFO L267 ElimStorePlain]: Start of recursive call 19: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:15,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:15,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:15,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 116 [2018-04-13 12:32:15,992 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 43 [2018-04-13 12:32:15,992 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:16,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:16,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 57 [2018-04-13 12:32:16,024 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:16,025 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:16,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2018-04-13 12:32:16,025 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:16,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 43 [2018-04-13 12:32:16,060 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:16,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 43 [2018-04-13 12:32:16,061 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:16,087 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 7 treesize of output 1 [2018-04-13 12:32:16,088 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:16,110 INFO L267 ElimStorePlain]: Start of recursive call 24: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:16,211 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:16,211 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 15 variables, input treesize:545, output treesize:138 [2018-04-13 12:32:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:32:16,419 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:32:16,419 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 12:32:16,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 12:32:16,420 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 12:32:16,420 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1159, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 12:32:16,420 INFO L87 Difference]: Start difference. First operand 610 states and 677 transitions. Second operand 36 states. [2018-04-13 12:32:19,869 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 197 DAG size of output 117 [2018-04-13 12:32:20,387 WARN L151 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 280 DAG size of output 207 [2018-04-13 12:32:20,625 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 198 DAG size of output 198 [2018-04-13 12:32:20,929 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 201 DAG size of output 201 [2018-04-13 12:32:21,395 WARN L151 SmtUtils]: Spent 198ms on a formula simplification. DAG size of input: 209 DAG size of output 209 [2018-04-13 12:32:21,891 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 220 DAG size of output 206 [2018-04-13 12:32:23,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:32:23,418 INFO L93 Difference]: Finished difference Result 838 states and 919 transitions. [2018-04-13 12:32:23,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-13 12:32:23,418 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 86 [2018-04-13 12:32:23,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:32:23,420 INFO L225 Difference]: With dead ends: 838 [2018-04-13 12:32:23,420 INFO L226 Difference]: Without dead ends: 831 [2018-04-13 12:32:23,420 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=473, Invalid=5077, Unknown=0, NotChecked=0, Total=5550 [2018-04-13 12:32:23,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2018-04-13 12:32:23,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 612. [2018-04-13 12:32:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-04-13 12:32:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 680 transitions. [2018-04-13 12:32:23,424 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 680 transitions. Word has length 86 [2018-04-13 12:32:23,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:32:23,424 INFO L459 AbstractCegarLoop]: Abstraction has 612 states and 680 transitions. [2018-04-13 12:32:23,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 12:32:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 680 transitions. [2018-04-13 12:32:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-13 12:32:23,424 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:32:23,424 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:32:23,424 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:32:23,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1612601224, now seen corresponding path program 1 times [2018-04-13 12:32:23,424 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:32:23,425 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:32:23,425 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:23,425 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 12:32:23,425 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:23,433 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:32:23,437 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:32:23,437 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:32:23,437 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:32:23,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:32:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:23,506 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:32:23,519 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 [2018-04-13 12:32:23,519 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,522 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:32:23,535 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 [2018-04-13 12:32:23,535 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:23,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:23,545 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:32:23,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,553 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,553 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 12:32:23,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:23,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:32:23,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:23,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:23,592 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,594 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,604 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:48 [2018-04-13 12:32:23,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 73 [2018-04-13 12:32:23,638 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 14 treesize of output 13 [2018-04-13 12:32:23,638 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,645 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 12:32:23,662 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 14 treesize of output 13 [2018-04-13 12:32:23,662 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,677 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:23,678 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:81 [2018-04-13 12:32:23,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-13 12:32:23,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:32:23,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:23,758 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:23,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:23,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 80 [2018-04-13 12:32:23,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 12:32:23,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,804 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 91 [2018-04-13 12:32:23,811 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:23,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-13 12:32:23,811 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,822 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:23,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:23,851 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:107, output treesize:183 [2018-04-13 12:32:23,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:23,980 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 23 treesize of output 37 [2018-04-13 12:32:23,980 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 12:32:24,002 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,020 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:24,020 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:125, output treesize:121 [2018-04-13 12:32:24,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 115 [2018-04-13 12:32:24,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 57 [2018-04-13 12:32:24,053 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,075 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 68 [2018-04-13 12:32:24,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-04-13 12:32:24,123 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,130 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:24,145 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:143, output treesize:111 [2018-04-13 12:32:24,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 163 [2018-04-13 12:32:24,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:24,209 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,226 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 94 [2018-04-13 12:32:24,251 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 14 treesize of output 13 [2018-04-13 12:32:24,252 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,259 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,274 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:24,274 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:153, output treesize:133 [2018-04-13 12:32:24,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 190 [2018-04-13 12:32:24,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-13 12:32:24,388 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:24,418 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:24,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 232 [2018-04-13 12:32:24,492 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:24,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-04-13 12:32:24,493 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,515 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:24,532 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:24,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 221 [2018-04-13 12:32:24,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-04-13 12:32:24,535 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,556 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:24,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:24,612 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:234, output treesize:411 [2018-04-13 12:32:25,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,338 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 245 [2018-04-13 12:32:25,339 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 215 [2018-04-13 12:32:25,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:25,460 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 13 variables, input treesize:491, output treesize:419 [2018-04-13 12:32:25,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,590 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 241 [2018-04-13 12:32:25,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,604 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,604 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 28 [2018-04-13 12:32:25,605 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:32:25,639 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,655 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-13 12:32:25,656 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 119 [2018-04-13 12:32:25,731 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 50 [2018-04-13 12:32:25,732 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:25,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:32:25,748 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-04-13 12:32:25,756 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,762 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 173 [2018-04-13 12:32:25,819 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 78 [2018-04-13 12:32:25,820 INFO L267 ElimStorePlain]: Start of recursive call 11: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:25,878 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 12:32:25,882 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:25,959 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 101 [2018-04-13 12:32:25,964 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:25,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,966 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 101 [2018-04-13 12:32:25,968 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:25,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,970 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 89 [2018-04-13 12:32:25,970 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:25,973 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 107 [2018-04-13 12:32:25,979 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:25,980 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,980 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 95 treesize of output 83 [2018-04-13 12:32:25,980 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:25,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:25,983 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:25,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 95 [2018-04-13 12:32:25,985 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,181 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 11 dim-0 vars, and 7 xjuncts. [2018-04-13 12:32:26,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 85 [2018-04-13 12:32:26,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 12:32:26,397 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,418 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2018-04-13 12:32:26,419 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 25 [2018-04-13 12:32:26,436 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,449 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 83 [2018-04-13 12:32:26,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,455 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,455 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-13 12:32:26,456 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,475 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 12:32:26,476 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 12:32:26,491 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,502 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 87 [2018-04-13 12:32:26,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,507 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 12:32:26,508 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-13 12:32:26,530 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:32:26,548 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,560 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 81 [2018-04-13 12:32:26,566 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2018-04-13 12:32:26,567 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,587 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-13 12:32:26,587 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,603 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 11 treesize of output 3 [2018-04-13 12:32:26,603 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,613 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 87 [2018-04-13 12:32:26,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,619 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-13 12:32:26,620 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,642 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 11 treesize of output 3 [2018-04-13 12:32:26,643 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,660 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 12:32:26,660 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,674 INFO L267 ElimStorePlain]: Start of recursive call 35: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 87 [2018-04-13 12:32:26,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 12:32:26,679 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,701 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 12:32:26,702 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,722 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,722 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 25 [2018-04-13 12:32:26,723 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,744 INFO L267 ElimStorePlain]: Start of recursive call 39: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 77 [2018-04-13 12:32:26,750 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2018-04-13 12:32:26,751 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:26,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:26,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 26 [2018-04-13 12:32:26,771 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 12:32:26,787 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,815 INFO L267 ElimStorePlain]: Start of recursive call 43: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:26,919 INFO L202 ElimStorePlain]: Needed 46 recursive calls to eliminate 17 variables, input treesize:467, output treesize:7 [2018-04-13 12:32:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 30 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:32:27,086 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:32:27,086 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 12:32:27,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 12:32:27,086 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 12:32:27,086 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=721, Unknown=16, NotChecked=0, Total=812 [2018-04-13 12:32:27,086 INFO L87 Difference]: Start difference. First operand 612 states and 680 transitions. Second operand 29 states. [2018-04-13 12:32:30,291 WARN L151 SmtUtils]: Spent 197ms on a formula simplification. DAG size of input: 223 DAG size of output 157 [2018-04-13 12:32:30,774 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 191 DAG size of output 191 [2018-04-13 12:32:31,597 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 193 DAG size of output 193 [2018-04-13 12:32:32,497 WARN L151 SmtUtils]: Spent 291ms on a formula simplification. DAG size of input: 210 DAG size of output 210 [2018-04-13 12:32:32,900 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 199 DAG size of output 199 [2018-04-13 12:32:33,427 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 210 DAG size of output 200 [2018-04-13 12:32:34,200 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 214 DAG size of output 204 [2018-04-13 12:32:34,787 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 216 DAG size of output 206 [2018-04-13 12:32:38,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:32:38,881 INFO L93 Difference]: Finished difference Result 714 states and 782 transitions. [2018-04-13 12:32:38,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-13 12:32:38,882 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 87 [2018-04-13 12:32:38,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:32:38,884 INFO L225 Difference]: With dead ends: 714 [2018-04-13 12:32:38,884 INFO L226 Difference]: Without dead ends: 714 [2018-04-13 12:32:38,884 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=407, Invalid=3323, Unknown=52, NotChecked=0, Total=3782 [2018-04-13 12:32:38,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2018-04-13 12:32:38,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 612. [2018-04-13 12:32:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-04-13 12:32:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 680 transitions. [2018-04-13 12:32:38,890 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 680 transitions. Word has length 87 [2018-04-13 12:32:38,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:32:38,890 INFO L459 AbstractCegarLoop]: Abstraction has 612 states and 680 transitions. [2018-04-13 12:32:38,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 12:32:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 680 transitions. [2018-04-13 12:32:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-13 12:32:38,891 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:32:38,891 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1] [2018-04-13 12:32:38,891 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:32:38,891 INFO L82 PathProgramCache]: Analyzing trace with hash 2054089719, now seen corresponding path program 1 times [2018-04-13 12:32:38,891 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:32:38,892 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:32:38,892 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:38,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:32:38,892 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:38,902 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:32:38,904 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:32:38,905 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:32:38,905 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:32:38,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:32:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:38,930 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:32:38,932 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 [2018-04-13 12:32:38,932 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,936 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 [2018-04-13 12:32:38,936 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,939 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,940 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:32:38,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:38,958 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 15 [2018-04-13 12:32:38,959 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:38,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:38,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:32:38,972 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,981 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 12:32:38,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:38,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:32:38,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:38,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:39,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:39,013 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,014 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,022 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,022 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:56, output treesize:53 [2018-04-13 12:32:39,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:32:39,055 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 11 treesize of output 3 [2018-04-13 12:32:39,055 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,056 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-13 12:32:39,072 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 14 treesize of output 13 [2018-04-13 12:32:39,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,077 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:39,086 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:62 [2018-04-13 12:32:39,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2018-04-13 12:32:39,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 12:32:39,144 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:39,153 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:39,169 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:39,169 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:75, output treesize:124 [2018-04-13 12:32:39,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 112 [2018-04-13 12:32:39,322 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 12:32:39,369 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:39,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 107 [2018-04-13 12:32:39,436 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:39,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 83 [2018-04-13 12:32:39,535 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:39,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 92 [2018-04-13 12:32:39,539 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,608 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:39,608 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:176, output treesize:337 [2018-04-13 12:32:39,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 12:32:39,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:39,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,820 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 94 [2018-04-13 12:32:39,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:39,929 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:39,943 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 92 [2018-04-13 12:32:40,048 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 8 treesize of output 7 [2018-04-13 12:32:40,048 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,063 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 85 [2018-04-13 12:32:40,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:40,150 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,163 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:40,236 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 10 variables, input treesize:381, output treesize:365 [2018-04-13 12:32:40,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 92 [2018-04-13 12:32:40,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:40,356 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 16 treesize of output 23 [2018-04-13 12:32:40,357 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,372 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 101 [2018-04-13 12:32:40,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:40,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:32:40,520 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,536 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 99 [2018-04-13 12:32:40,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:40,661 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 16 treesize of output 23 [2018-04-13 12:32:40,661 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,678 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 108 [2018-04-13 12:32:40,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:40,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 12:32:40,814 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,833 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:40,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 4 dim-2 vars, End of recursive call: 10 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:40,915 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 14 variables, input treesize:417, output treesize:401 [2018-04-13 12:32:41,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 141 [2018-04-13 12:32:41,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:41,059 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:41,079 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:41,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 134 [2018-04-13 12:32:41,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 14 treesize of output 13 [2018-04-13 12:32:41,212 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:41,229 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:41,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:41,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 127 treesize of output 149 [2018-04-13 12:32:41,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:41,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 126 treesize of output 150 [2018-04-13 12:32:41,377 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:41,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 118 treesize of output 117 [2018-04-13 12:32:41,560 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:41,671 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:41,671 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2018-04-13 12:32:41,671 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:41,767 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:41,868 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:42,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:42,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 116 treesize of output 144 [2018-04-13 12:32:42,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 140 treesize of output 144 [2018-04-13 12:32:42,067 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:42,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:42,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-04-13 12:32:42,161 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:42,264 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:42,316 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:42,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 4 dim-2 vars, End of recursive call: 39 dim-0 vars, and 9 xjuncts. [2018-04-13 12:32:42,531 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 22 variables, input treesize:529, output treesize:1008 [2018-04-13 12:32:42,954 WARN L151 SmtUtils]: Spent 310ms on a formula simplification. DAG size of input: 323 DAG size of output 213 [2018-04-13 12:32:43,139 WARN L148 SmtUtils]: Spent 109ms on a formula simplification that was a NOOP. DAG size: 224 [2018-04-13 12:32:43,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 82 [2018-04-13 12:32:43,213 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 7 treesize of output 1 [2018-04-13 12:32:43,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-13 12:32:43,230 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,242 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:43,242 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 25 treesize of output 17 [2018-04-13 12:32:43,242 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 115 [2018-04-13 12:32:43,396 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:43,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 12:32:43,396 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,415 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 7 treesize of output 1 [2018-04-13 12:32:43,416 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 24 [2018-04-13 12:32:43,433 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:43,447 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 5 treesize of output 1 [2018-04-13 12:32:43,447 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,459 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:43,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 107 [2018-04-13 12:32:43,591 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 54 [2018-04-13 12:32:43,592 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:43,626 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:43,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2018-04-13 12:32:43,626 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:43,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 48 [2018-04-13 12:32:43,636 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:43,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 58 [2018-04-13 12:32:43,642 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:43,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 36 [2018-04-13 12:32:43,682 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 38 [2018-04-13 12:32:43,684 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2018-04-13 12:32:43,686 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,714 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:43,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 124 [2018-04-13 12:32:43,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 93 [2018-04-13 12:32:43,873 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:43,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:43,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2018-04-13 12:32:43,926 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:43,969 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 106 treesize of output 99 [2018-04-13 12:32:43,970 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:44,011 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 67 treesize of output 59 [2018-04-13 12:32:44,011 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:44,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 84 [2018-04-13 12:32:44,053 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:44,088 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 78 treesize of output 73 [2018-04-13 12:32:44,088 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,121 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:44,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 63 [2018-04-13 12:32:44,122 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,156 INFO L267 ElimStorePlain]: Start of recursive call 19: 7 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:44,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 120 [2018-04-13 12:32:44,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:32:44,319 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-13 12:32:44,340 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 5 treesize of output 1 [2018-04-13 12:32:44,340 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:44,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 26 [2018-04-13 12:32:44,362 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:44,382 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:44,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-04-13 12:32:44,382 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,399 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:44,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:44,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 106 [2018-04-13 12:32:44,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:44,587 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 36 treesize of output 26 [2018-04-13 12:32:44,587 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,603 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 26 [2018-04-13 12:32:44,603 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:44,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:44,621 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 34 treesize of output 26 [2018-04-13 12:32:44,621 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:44,622 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 40 treesize of output 32 [2018-04-13 12:32:44,622 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:44,642 INFO L267 ElimStorePlain]: Start of recursive call 32: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:44,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 36 dim-0 vars, 6 dim-2 vars, End of recursive call: 25 dim-0 vars, and 11 xjuncts. [2018-04-13 12:32:44,816 INFO L202 ElimStorePlain]: Needed 36 recursive calls to eliminate 42 variables, input treesize:817, output treesize:390 [2018-04-13 12:32:45,082 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:32:45,082 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:32:45,082 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 12:32:45,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 12:32:45,082 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 12:32:45,083 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2018-04-13 12:32:45,083 INFO L87 Difference]: Start difference. First operand 612 states and 680 transitions. Second operand 22 states. [2018-04-13 12:32:46,046 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 98 DAG size of output 67 [2018-04-13 12:32:46,259 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 112 DAG size of output 75 [2018-04-13 12:32:46,504 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 122 DAG size of output 79 [2018-04-13 12:32:46,777 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 156 DAG size of output 87 [2018-04-13 12:32:47,120 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 97 DAG size of output 70 [2018-04-13 12:32:47,316 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 111 DAG size of output 80 [2018-04-13 12:32:47,548 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 121 DAG size of output 84 [2018-04-13 12:32:47,804 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 155 DAG size of output 92 [2018-04-13 12:32:48,209 WARN L151 SmtUtils]: Spent 317ms on a formula simplification. DAG size of input: 246 DAG size of output 228 [2018-04-13 12:32:48,618 WARN L151 SmtUtils]: Spent 307ms on a formula simplification. DAG size of input: 346 DAG size of output 239 [2018-04-13 12:32:49,237 WARN L151 SmtUtils]: Spent 326ms on a formula simplification. DAG size of input: 367 DAG size of output 242 [2018-04-13 12:32:49,629 WARN L151 SmtUtils]: Spent 299ms on a formula simplification. DAG size of input: 225 DAG size of output 225 [2018-04-13 12:32:50,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:32:50,188 INFO L93 Difference]: Finished difference Result 801 states and 877 transitions. [2018-04-13 12:32:50,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 12:32:50,188 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 88 [2018-04-13 12:32:50,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:32:50,190 INFO L225 Difference]: With dead ends: 801 [2018-04-13 12:32:50,190 INFO L226 Difference]: Without dead ends: 801 [2018-04-13 12:32:50,191 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=394, Invalid=1862, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 12:32:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-04-13 12:32:50,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 658. [2018-04-13 12:32:50,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2018-04-13 12:32:50,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 733 transitions. [2018-04-13 12:32:50,195 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 733 transitions. Word has length 88 [2018-04-13 12:32:50,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:32:50,196 INFO L459 AbstractCegarLoop]: Abstraction has 658 states and 733 transitions. [2018-04-13 12:32:50,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 12:32:50,196 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 733 transitions. [2018-04-13 12:32:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-13 12:32:50,196 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:32:50,196 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1] [2018-04-13 12:32:50,196 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:32:50,196 INFO L82 PathProgramCache]: Analyzing trace with hash 2054089720, now seen corresponding path program 1 times [2018-04-13 12:32:50,196 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:32:50,196 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:32:50,197 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:50,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:32:50,197 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:32:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:50,204 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:32:50,208 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:32:50,208 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:32:50,209 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:32:50,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:32:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:32:50,247 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:32:50,251 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 [2018-04-13 12:32:50,251 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,253 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:32:50,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 12:32:50,268 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,274 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:23 [2018-04-13 12:32:50,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:50,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:50,286 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,287 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:32:50,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:50,296 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,297 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,304 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,304 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:47, output treesize:36 [2018-04-13 12:32:50,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 50 [2018-04-13 12:32:50,339 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 37 treesize of output 36 [2018-04-13 12:32:50,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,354 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 51 [2018-04-13 12:32:50,378 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 45 treesize of output 44 [2018-04-13 12:32:50,379 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,397 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:50,407 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:85, output treesize:69 [2018-04-13 12:32:50,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 56 [2018-04-13 12:32:50,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:50,475 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 49 treesize of output 56 [2018-04-13 12:32:50,475 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:50,504 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:50,504 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:50,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 53 [2018-04-13 12:32:50,506 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,525 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:50,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 110 [2018-04-13 12:32:50,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:50,564 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:50,564 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 105 treesize of output 129 [2018-04-13 12:32:50,565 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,598 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,600 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:50,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-13 12:32:50,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:50,602 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:50,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-13 12:32:50,603 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,610 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:50,633 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:102, output treesize:171 [2018-04-13 12:32:50,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 139 [2018-04-13 12:32:50,701 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 14 treesize of output 13 [2018-04-13 12:32:50,701 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,717 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 57 [2018-04-13 12:32:50,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:50,748 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,756 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:50,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:50,782 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:207, output treesize:195 [2018-04-13 12:32:51,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 199 [2018-04-13 12:32:51,356 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,433 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 1 case distinctions, treesize of input 117 treesize of output 128 [2018-04-13 12:32:51,433 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 136 [2018-04-13 12:32:51,508 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 196 [2018-04-13 12:32:51,582 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:51,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:301, output treesize:315 [2018-04-13 12:32:51,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:51,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 206 [2018-04-13 12:32:51,863 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 10 treesize of output 9 [2018-04-13 12:32:51,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,898 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:51,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 140 [2018-04-13 12:32:51,984 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 10 treesize of output 9 [2018-04-13 12:32:51,984 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,010 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:52,080 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:341, output treesize:337 [2018-04-13 12:32:52,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:52,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 219 treesize of output 211 [2018-04-13 12:32:52,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:52,204 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,246 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:52,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 215 treesize of output 230 [2018-04-13 12:32:52,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:52,366 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,409 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 158 [2018-04-13 12:32:52,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:52,510 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,543 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 154 [2018-04-13 12:32:52,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:32:52,651 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,681 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:52,764 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:381, output treesize:375 [2018-04-13 12:32:52,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:52,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 247 treesize of output 233 [2018-04-13 12:32:52,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:52,908 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 16 treesize of output 23 [2018-04-13 12:32:52,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:52,958 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:53,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 243 treesize of output 260 [2018-04-13 12:32:53,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:53,095 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:53,095 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 16 treesize of output 58 [2018-04-13 12:32:53,096 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,146 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 174 [2018-04-13 12:32:53,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:53,276 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:53,276 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 16 treesize of output 38 [2018-04-13 12:32:53,277 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,318 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 174 [2018-04-13 12:32:53,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:53,436 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:53,436 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 16 treesize of output 38 [2018-04-13 12:32:53,436 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,474 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:53,571 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:427, output treesize:451 [2018-04-13 12:32:53,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:53,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 252 [2018-04-13 12:32:53,722 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 172 [2018-04-13 12:32:53,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:53,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:32:53,899 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:461, output treesize:413 [2018-04-13 12:32:54,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 211 treesize of output 234 [2018-04-13 12:32:54,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 238 treesize of output 239 [2018-04-13 12:32:54,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,146 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,147 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 219 [2018-04-13 12:32:54,148 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,236 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:54,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,400 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 287 treesize of output 270 [2018-04-13 12:32:54,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,424 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 334 [2018-04-13 12:32:54,426 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,570 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,570 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,571 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 252 [2018-04-13 12:32:54,571 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,669 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:32:54,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,878 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 304 [2018-04-13 12:32:54,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 63 [2018-04-13 12:32:54,883 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,921 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,923 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 175 [2018-04-13 12:32:54,928 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:54,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:54,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 85 [2018-04-13 12:32:54,930 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:54,957 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:55,131 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:55,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:55,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 189 [2018-04-13 12:32:55,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:55,137 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:55,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 185 [2018-04-13 12:32:55,137 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,163 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:55,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:55,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 224 [2018-04-13 12:32:55,173 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 23 [2018-04-13 12:32:55,173 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,207 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: 10 dim-0 vars, and 4 xjuncts. [2018-04-13 12:32:55,341 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 11 variables, input treesize:499, output treesize:777 [2018-04-13 12:32:55,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:55,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 244 [2018-04-13 12:32:55,768 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 11 treesize of output 1 [2018-04-13 12:32:55,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,797 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-13 12:32:55,798 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,821 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 151 [2018-04-13 12:32:55,920 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 15 treesize of output 3 [2018-04-13 12:32:55,921 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:55,938 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 224 [2018-04-13 12:32:56,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:56,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 12:32:56,033 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,066 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 11 treesize of output 1 [2018-04-13 12:32:56,066 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,089 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,169 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 12:32:56,169 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:624, output treesize:530 [2018-04-13 12:32:56,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 164 [2018-04-13 12:32:56,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 12:32:56,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,366 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:56,366 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 57 treesize of output 45 [2018-04-13 12:32:56,366 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,382 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 96 treesize of output 74 [2018-04-13 12:32:56,383 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,394 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 62 [2018-04-13 12:32:56,415 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:32:56,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2018-04-13 12:32:56,415 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2018-04-13 12:32:56,425 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:32:56,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 8 [2018-04-13 12:32:56,431 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,433 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:32:56,441 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:32:56,441 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:224, output treesize:31 [2018-04-13 12:32:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:32:56,648 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:32:56,648 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 12:32:56,648 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 12:32:56,648 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 12:32:56,648 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=809, Unknown=0, NotChecked=0, Total=930 [2018-04-13 12:32:56,648 INFO L87 Difference]: Start difference. First operand 658 states and 733 transitions. Second operand 31 states. [2018-04-13 12:32:58,730 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 128 DAG size of output 126 [2018-04-13 12:32:58,977 WARN L151 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 137 DAG size of output 130 [2018-04-13 12:32:59,262 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 150 DAG size of output 136 [2018-04-13 12:32:59,624 WARN L151 SmtUtils]: Spent 241ms on a formula simplification. DAG size of input: 163 DAG size of output 154 [2018-04-13 12:33:00,006 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 271 DAG size of output 174 [2018-04-13 12:33:00,469 WARN L151 SmtUtils]: Spent 210ms on a formula simplification. DAG size of input: 283 DAG size of output 209 [2018-04-13 12:33:00,907 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 298 DAG size of output 86 [2018-04-13 12:33:01,600 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 280 DAG size of output 184 [2018-04-13 12:33:02,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:33:02,551 INFO L93 Difference]: Finished difference Result 797 states and 874 transitions. [2018-04-13 12:33:02,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 12:33:02,551 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 88 [2018-04-13 12:33:02,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:33:02,553 INFO L225 Difference]: With dead ends: 797 [2018-04-13 12:33:02,553 INFO L226 Difference]: Without dead ends: 797 [2018-04-13 12:33:02,553 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 56 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 867 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=432, Invalid=2988, Unknown=2, NotChecked=0, Total=3422 [2018-04-13 12:33:02,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-04-13 12:33:02,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 638. [2018-04-13 12:33:02,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 638 states. [2018-04-13 12:33:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 707 transitions. [2018-04-13 12:33:02,557 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 707 transitions. Word has length 88 [2018-04-13 12:33:02,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:33:02,557 INFO L459 AbstractCegarLoop]: Abstraction has 638 states and 707 transitions. [2018-04-13 12:33:02,557 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 12:33:02,558 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 707 transitions. [2018-04-13 12:33:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-13 12:33:02,558 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:33:02,558 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:33:02,558 INFO L408 AbstractCegarLoop]: === Iteration 61 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:33:02,558 INFO L82 PathProgramCache]: Analyzing trace with hash 262011725, now seen corresponding path program 1 times [2018-04-13 12:33:02,558 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:33:02,558 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:33:02,559 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:02,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:02,559 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:02,573 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:33:02,576 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:33:02,576 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:33:02,576 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:33:02,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:02,637 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:33:02,638 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 [2018-04-13 12:33:02,638 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,641 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:33:02,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,656 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 12:33:02,657 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,663 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,663 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 12:33:02,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:02,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:33:02,678 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:02,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:33:02,693 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,694 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,703 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-13 12:33:02,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 72 [2018-04-13 12:33:02,741 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 [2018-04-13 12:33:02,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-13 12:33:02,768 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 [2018-04-13 12:33:02,768 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,774 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,785 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:89, output treesize:73 [2018-04-13 12:33:02,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 65 [2018-04-13 12:33:02,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,853 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 20 treesize of output 35 [2018-04-13 12:33:02,853 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,862 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2018-04-13 12:33:02,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,881 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:02,881 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 24 treesize of output 60 [2018-04-13 12:33:02,882 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,890 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,901 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:103, output treesize:99 [2018-04-13 12:33:02,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 12:33:02,933 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,946 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,946 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:107, output treesize:100 [2018-04-13 12:33:02,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:02,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 87 [2018-04-13 12:33:02,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,973 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:02,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 82 [2018-04-13 12:33:02,973 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:02,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:02,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 93 [2018-04-13 12:33:03,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 61 [2018-04-13 12:33:03,003 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,012 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,023 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:119, output treesize:102 [2018-04-13 12:33:03,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 170 [2018-04-13 12:33:03,076 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 22 treesize of output 21 [2018-04-13 12:33:03,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,091 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 166 [2018-04-13 12:33:03,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 42 treesize of output 34 [2018-04-13 12:33:03,111 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,123 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,134 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,134 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:152, output treesize:124 [2018-04-13 12:33:03,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 262 [2018-04-13 12:33:03,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,223 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:03,223 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 56 treesize of output 132 [2018-04-13 12:33:03,223 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 238 [2018-04-13 12:33:03,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,271 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 170 [2018-04-13 12:33:03,271 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:33:03,306 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:03,318 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:263, output treesize:212 [2018-04-13 12:33:03,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:03,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,907 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:03,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 251 [2018-04-13 12:33:03,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:03,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:03,935 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 48 treesize of output 192 [2018-04-13 12:33:03,940 INFO L267 ElimStorePlain]: Start of recursive call 3: 24 dim-0 vars, End of recursive call: 24 dim-0 vars, and 15 xjuncts. [2018-04-13 12:33:03,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:03,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 79 [2018-04-13 12:33:03,996 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:04,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:04,011 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 106 [2018-04-13 12:33:04,012 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:04,026 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:04,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 83 [2018-04-13 12:33:04,046 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 66 treesize of output 43 [2018-04-13 12:33:04,046 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:04,060 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 43 treesize of output 23 [2018-04-13 12:33:04,060 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:04,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:04,067 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 18 treesize of output 13 [2018-04-13 12:33:04,067 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:04,070 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:04,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:04,077 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:263, output treesize:7 [2018-04-13 12:33:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:33:04,160 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:33:04,160 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 12:33:04,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 12:33:04,161 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 12:33:04,161 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=785, Unknown=4, NotChecked=0, Total=870 [2018-04-13 12:33:04,161 INFO L87 Difference]: Start difference. First operand 638 states and 707 transitions. Second operand 30 states. [2018-04-13 12:33:11,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:33:11,452 INFO L93 Difference]: Finished difference Result 714 states and 781 transitions. [2018-04-13 12:33:11,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 12:33:11,452 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 88 [2018-04-13 12:33:11,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:33:11,453 INFO L225 Difference]: With dead ends: 714 [2018-04-13 12:33:11,454 INFO L226 Difference]: Without dead ends: 714 [2018-04-13 12:33:11,454 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=462, Invalid=3818, Unknown=10, NotChecked=0, Total=4290 [2018-04-13 12:33:11,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2018-04-13 12:33:11,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 638. [2018-04-13 12:33:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 638 states. [2018-04-13 12:33:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 707 transitions. [2018-04-13 12:33:11,457 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 707 transitions. Word has length 88 [2018-04-13 12:33:11,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:33:11,457 INFO L459 AbstractCegarLoop]: Abstraction has 638 states and 707 transitions. [2018-04-13 12:33:11,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 12:33:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 707 transitions. [2018-04-13 12:33:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-13 12:33:11,458 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:33:11,458 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1] [2018-04-13 12:33:11,458 INFO L408 AbstractCegarLoop]: === Iteration 62 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:33:11,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1782774961, now seen corresponding path program 1 times [2018-04-13 12:33:11,458 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:33:11,458 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:33:11,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:11,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:11,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:11,465 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:33:11,468 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:33:11,468 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:33:11,468 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:33:11,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:11,500 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:33:11,502 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 [2018-04-13 12:33:11,502 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,505 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 12:33:11,512 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 5 treesize of output 1 [2018-04-13 12:33:11,512 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,513 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:9, output treesize:3 [2018-04-13 12:33:11,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:11,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:33:11,529 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,535 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,535 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:22 [2018-04-13 12:33:11,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2018-04-13 12:33:11,566 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 [2018-04-13 12:33:11,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,579 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:11,585 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:32 [2018-04-13 12:33:11,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 35 treesize of output 60 [2018-04-13 12:33:11,624 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:11,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-13 12:33:11,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,660 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 [2018-04-13 12:33:11,660 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,683 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:11,683 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:43, output treesize:39 [2018-04-13 12:33:11,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:11,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:11,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:11,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 41 [2018-04-13 12:33:11,881 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,902 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 22 treesize of output 29 [2018-04-13 12:33:11,902 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:11,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:11,921 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:92, output treesize:101 [2018-04-13 12:33:12,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 12:33:12,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:33:12,002 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,010 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 73 [2018-04-13 12:33:12,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,055 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,056 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 59 treesize of output 75 [2018-04-13 12:33:12,056 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,091 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 54 treesize of output 53 [2018-04-13 12:33:12,092 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,105 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:12,129 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:126, output treesize:118 [2018-04-13 12:33:12,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-13 12:33:12,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,185 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 16 treesize of output 23 [2018-04-13 12:33:12,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,195 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 80 [2018-04-13 12:33:12,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,254 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,255 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 69 treesize of output 83 [2018-04-13 12:33:12,255 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,301 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:12,328 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:144, output treesize:136 [2018-04-13 12:33:12,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-13 12:33:12,396 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,416 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. [2018-04-13 12:33:12,416 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:125, output treesize:97 [2018-04-13 12:33:12,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 118 [2018-04-13 12:33:12,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 114 treesize of output 114 [2018-04-13 12:33:12,471 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,503 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 76 treesize of output 81 [2018-04-13 12:33:12,503 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:33:12,558 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 95 [2018-04-13 12:33:12,561 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,562 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 78 [2018-04-13 12:33:12,562 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,574 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 122 [2018-04-13 12:33:12,582 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 [2018-04-13 12:33:12,582 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,595 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 12:33:12,627 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:151, output treesize:237 [2018-04-13 12:33:12,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 138 [2018-04-13 12:33:12,821 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 7 treesize of output 1 [2018-04-13 12:33:12,822 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-13 12:33:12,847 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,869 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,869 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-13 12:33:12,870 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 115 [2018-04-13 12:33:12,924 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 12:33:12,925 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,941 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 44 [2018-04-13 12:33:12,942 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:12,955 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:12,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 62 [2018-04-13 12:33:12,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:12,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:12,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-13 12:33:12,989 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:12,999 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 11 treesize of output 3 [2018-04-13 12:33:13,000 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:13,006 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:13,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:13,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:13,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:13,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 89 [2018-04-13 12:33:13,041 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 56 [2018-04-13 12:33:13,041 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 12:33:13,063 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 5 treesize of output 1 [2018-04-13 12:33:13,063 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:13,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:13,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2018-04-13 12:33:13,077 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:13,091 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:13,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:33:13,108 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 12 variables, input treesize:283, output treesize:40 [2018-04-13 12:33:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 12:33:13,230 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:33:13,230 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 12:33:13,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 12:33:13,230 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 12:33:13,230 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=516, Unknown=10, NotChecked=0, Total=650 [2018-04-13 12:33:13,230 INFO L87 Difference]: Start difference. First operand 638 states and 707 transitions. Second operand 26 states. [2018-04-13 12:33:24,962 WARN L151 SmtUtils]: Spent 212ms on a formula simplification. DAG size of input: 144 DAG size of output 129 [2018-04-13 12:33:26,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:33:26,241 INFO L93 Difference]: Finished difference Result 798 states and 874 transitions. [2018-04-13 12:33:26,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 12:33:26,242 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 89 [2018-04-13 12:33:26,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:33:26,243 INFO L225 Difference]: With dead ends: 798 [2018-04-13 12:33:26,243 INFO L226 Difference]: Without dead ends: 798 [2018-04-13 12:33:26,243 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 62 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 552 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=480, Invalid=2029, Unknown=41, NotChecked=0, Total=2550 [2018-04-13 12:33:26,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2018-04-13 12:33:26,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 654. [2018-04-13 12:33:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2018-04-13 12:33:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 725 transitions. [2018-04-13 12:33:26,247 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 725 transitions. Word has length 89 [2018-04-13 12:33:26,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:33:26,247 INFO L459 AbstractCegarLoop]: Abstraction has 654 states and 725 transitions. [2018-04-13 12:33:26,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 12:33:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 725 transitions. [2018-04-13 12:33:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-13 12:33:26,247 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:33:26,247 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1] [2018-04-13 12:33:26,247 INFO L408 AbstractCegarLoop]: === Iteration 63 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:33:26,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1782774960, now seen corresponding path program 1 times [2018-04-13 12:33:26,248 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:33:26,248 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:33:26,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:26,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:26,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:26,255 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:33:26,257 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:33:26,257 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:33:26,257 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:33:26,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:26,281 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:33:26,283 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 [2018-04-13 12:33:26,284 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,296 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 [2018-04-13 12:33:26,296 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,301 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,301 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 12:33:26,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 12:33:26,318 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 10 treesize of output 9 [2018-04-13 12:33:26,318 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,324 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2018-04-13 12:33:26,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,339 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 15 [2018-04-13 12:33:26,339 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,349 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 12:33:26,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,355 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2018-04-13 12:33:26,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:26,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 12:33:26,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,377 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,377 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:43 [2018-04-13 12:33:26,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 43 [2018-04-13 12:33:26,412 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 14 treesize of output 13 [2018-04-13 12:33:26,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:26,425 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:64, output treesize:56 [2018-04-13 12:33:26,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-13 12:33:26,447 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 7 treesize of output 1 [2018-04-13 12:33:26,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 19 treesize of output 10 [2018-04-13 12:33:26,452 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,454 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,460 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:60, output treesize:32 [2018-04-13 12:33:26,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-04-13 12:33:26,491 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 10 treesize of output 9 [2018-04-13 12:33:26,491 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,494 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:26,502 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:45, output treesize:41 [2018-04-13 12:33:26,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,530 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 24 [2018-04-13 12:33:26,530 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:26,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 12:33:26,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:26,550 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:52, output treesize:45 [2018-04-13 12:33:26,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 52 [2018-04-13 12:33:26,609 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 41 treesize of output 40 [2018-04-13 12:33:26,609 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,624 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:26,633 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:58, output treesize:54 [2018-04-13 12:33:26,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 8 [2018-04-13 12:33:26,682 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-13 12:33:26,693 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:26,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 12:33:26,694 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,698 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 7 treesize of output 1 [2018-04-13 12:33:26,698 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,699 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:26,703 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:55, output treesize:3 [2018-04-13 12:33:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-04-13 12:33:26,749 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 12:33:26,749 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 12:33:26,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 12:33:26,749 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 12:33:26,750 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2018-04-13 12:33:26,750 INFO L87 Difference]: Start difference. First operand 654 states and 725 transitions. Second operand 19 states. [2018-04-13 12:33:28,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 12:33:28,181 INFO L93 Difference]: Finished difference Result 787 states and 866 transitions. [2018-04-13 12:33:28,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 12:33:28,181 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 89 [2018-04-13 12:33:28,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 12:33:28,182 INFO L225 Difference]: With dead ends: 787 [2018-04-13 12:33:28,182 INFO L226 Difference]: Without dead ends: 787 [2018-04-13 12:33:28,182 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=363, Invalid=1359, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 12:33:28,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2018-04-13 12:33:28,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 652. [2018-04-13 12:33:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652 states. [2018-04-13 12:33:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 720 transitions. [2018-04-13 12:33:28,186 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 720 transitions. Word has length 89 [2018-04-13 12:33:28,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 12:33:28,186 INFO L459 AbstractCegarLoop]: Abstraction has 652 states and 720 transitions. [2018-04-13 12:33:28,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 12:33:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 720 transitions. [2018-04-13 12:33:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-13 12:33:28,187 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 12:33:28,187 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 12:33:28,187 INFO L408 AbstractCegarLoop]: === Iteration 64 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr71AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr72EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr70AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 12:33:28,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1097083411, now seen corresponding path program 4 times [2018-04-13 12:33:28,187 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 12:33:28,187 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 12:33:28,188 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:28,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 12:33:28,188 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 12:33:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 12:33:28,204 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 12:33:28,209 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 12:33:28,209 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 12:33:28,209 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 12:33:28,209 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 12:33:28,608 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 12:33:28,609 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 12:33:28,616 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 12:33:28,619 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 5 treesize of output 1 [2018-04-13 12:33:28,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:28,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:33:28,624 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,625 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,627 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2018-04-13 12:33:28,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-13 12:33:28,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:28,634 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 16 treesize of output 23 [2018-04-13 12:33:28,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,639 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,643 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-13 12:33:28,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 12:33:28,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 12:33:28,672 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-13 12:33:28,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:28,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 32 [2018-04-13 12:33:28,695 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,702 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,711 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:16 [2018-04-13 12:33:28,726 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 9 treesize of output 1 [2018-04-13 12:33:28,726 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 72 [2018-04-13 12:33:28,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:28,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 85 [2018-04-13 12:33:28,762 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 3 xjuncts. [2018-04-13 12:33:28,806 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 53 treesize of output 52 [2018-04-13 12:33:28,806 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,836 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:28,867 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:28,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 34 [2018-04-13 12:33:28,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 12:33:28,869 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,872 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 61 [2018-04-13 12:33:28,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:28,887 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 44 treesize of output 57 [2018-04-13 12:33:28,888 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,902 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 45 treesize of output 44 [2018-04-13 12:33:28,902 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,909 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 48 [2018-04-13 12:33:28,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:28,914 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 74 [2018-04-13 12:33:28,914 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,920 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:28,938 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:28,938 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 3 variables, input treesize:75, output treesize:144 [2018-04-13 12:33:29,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 92 [2018-04-13 12:33:29,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,048 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 83 treesize of output 102 [2018-04-13 12:33:29,048 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 84 treesize of output 86 [2018-04-13 12:33:29,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,206 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:29,212 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 2 case distinctions, treesize of input 72 treesize of output 116 [2018-04-13 12:33:29,212 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 12:33:29,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,260 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 75 treesize of output 90 [2018-04-13 12:33:29,260 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,285 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 12:33:29,375 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:29,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 58 [2018-04-13 12:33:29,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 40 [2018-04-13 12:33:29,380 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,388 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 71 [2018-04-13 12:33:29,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 52 [2018-04-13 12:33:29,460 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,470 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 40 [2018-04-13 12:33:29,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-13 12:33:29,521 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,526 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2018-04-13 12:33:29,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 48 [2018-04-13 12:33:29,564 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,571 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:29,596 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 6 variables, input treesize:234, output treesize:150 [2018-04-13 12:33:29,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-13 12:33:29,639 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2018-04-13 12:33:29,642 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 104 [2018-04-13 12:33:29,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 113 [2018-04-13 12:33:29,740 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:29,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:29,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 121 [2018-04-13 12:33:29,823 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 4 xjuncts. [2018-04-13 12:33:29,902 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:30,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:30,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2018-04-13 12:33:30,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 94 [2018-04-13 12:33:30,012 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,025 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 95 [2018-04-13 12:33:30,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 98 [2018-04-13 12:33:30,056 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:30,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 132 [2018-04-13 12:33:30,114 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 3 xjuncts. [2018-04-13 12:33:30,165 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:30,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:30,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2018-04-13 12:33:30,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-13 12:33:30,173 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,182 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-13 12:33:30,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2018-04-13 12:33:30,305 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,312 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 36 [2018-04-13 12:33:30,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 12:33:30,404 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,409 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 51 [2018-04-13 12:33:30,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:30,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2018-04-13 12:33:30,497 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,504 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:30,566 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-13 12:33:30,566 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 12 variables, input treesize:216, output treesize:259 [2018-04-13 12:33:30,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 104 treesize of output 141 [2018-04-13 12:33:30,758 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 125 treesize of output 124 [2018-04-13 12:33:30,759 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:31,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:31,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:31,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:31,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 97 treesize of output 183 [2018-04-13 12:33:31,267 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 12:33:31,276 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 38 xjuncts. [2018-04-13 12:33:32,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:32,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 106 treesize of output 153 [2018-04-13 12:33:32,512 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 3 xjuncts. [2018-04-13 12:33:33,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:33,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 145 [2018-04-13 12:33:33,311 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 12:33:33,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-04-13 12:33:37,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 114 [2018-04-13 12:33:37,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:37,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 109 [2018-04-13 12:33:37,177 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 12:33:37,223 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 92 treesize of output 91 [2018-04-13 12:33:37,224 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:37,241 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:40,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 104 [2018-04-13 12:33:40,056 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 106 treesize of output 105 [2018-04-13 12:33:40,056 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:40,089 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:42,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 78 [2018-04-13 12:33:42,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:42,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 60 treesize of output 91 [2018-04-13 12:33:42,738 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 3 xjuncts. [2018-04-13 12:33:42,813 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 59 treesize of output 58 [2018-04-13 12:33:42,813 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:42,857 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:47,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 90 [2018-04-13 12:33:47,817 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 92 treesize of output 91 [2018-04-13 12:33:47,817 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:47,859 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:50,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 67 [2018-04-13 12:33:50,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:50,934 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2018-04-13 12:33:50,935 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:50,944 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:50,975 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 51 treesize of output 50 [2018-04-13 12:33:50,975 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:50,987 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:50,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:50,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 40 [2018-04-13 12:33:50,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 12:33:50,990 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:50,995 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 78 [2018-04-13 12:33:52,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2018-04-13 12:33:52,051 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,064 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,066 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 87 [2018-04-13 12:33:52,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-04-13 12:33:52,071 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,083 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 104 treesize of output 120 [2018-04-13 12:33:52,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 164 [2018-04-13 12:33:52,124 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:52,165 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 12:33:52,197 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 12:33:52,310 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 97 treesize of output 96 [2018-04-13 12:33:52,310 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,451 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-13 12:33:52,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 135 [2018-04-13 12:33:52,457 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 149 [2018-04-13 12:33:52,458 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,471 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,473 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 109 [2018-04-13 12:33:52,475 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 143 [2018-04-13 12:33:52,477 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,492 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 113 treesize of output 101 [2018-04-13 12:33:52,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 147 [2018-04-13 12:33:52,514 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,556 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 118 [2018-04-13 12:33:52,556 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,572 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,575 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:52,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 108 [2018-04-13 12:33:52,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 93 [2018-04-13 12:33:52,579 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,590 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 113 [2018-04-13 12:33:52,802 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 116 treesize of output 115 [2018-04-13 12:33:52,802 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:52,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:52,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 139 [2018-04-13 12:33:52,872 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 3 xjuncts. [2018-04-13 12:33:52,935 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 12:33:53,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-04-13 12:33:53,136 INFO L202 ElimStorePlain]: Needed 43 recursive calls to eliminate 8 variables, input treesize:357, output treesize:907 [2018-04-13 12:33:53,355 WARN L148 SmtUtils]: Spent 180ms on a formula simplification that was a NOOP. DAG size: 126 [2018-04-13 12:33:54,420 WARN L151 SmtUtils]: Spent 977ms on a formula simplification. DAG size of input: 154 DAG size of output 152 [2018-04-13 12:33:54,979 WARN L148 SmtUtils]: Spent 475ms on a formula simplification that was a NOOP. DAG size: 152 [2018-04-13 12:33:54,986 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 12:33:54,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 106 [2018-04-13 12:33:54,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:54,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:54,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 12:33:54,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 67 [2018-04-13 12:33:54,997 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 12:33:55,014 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. Received shutdown request... [2018-04-13 12:34:03,470 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-13 12:34:03,470 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 12:34:03,474 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 12:34:03,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 12:34:03 BoogieIcfgContainer [2018-04-13 12:34:03,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 12:34:03,475 INFO L168 Benchmark]: Toolchain (without parser) took 821493.80 ms. Allocated memory was 402.7 MB in the beginning and 651.2 MB in the end (delta: 248.5 MB). Free memory was 338.2 MB in the beginning and 358.9 MB in the end (delta: -20.7 MB). Peak memory consumption was 227.9 MB. Max. memory is 5.3 GB. [2018-04-13 12:34:03,476 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 12:34:03,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.41 ms. Allocated memory is still 402.7 MB. Free memory was 336.9 MB in the beginning and 308.4 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 5.3 GB. [2018-04-13 12:34:03,477 INFO L168 Benchmark]: Boogie Preprocessor took 52.25 ms. Allocated memory is still 402.7 MB. Free memory was 308.4 MB in the beginning and 305.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 12:34:03,477 INFO L168 Benchmark]: RCFGBuilder took 535.79 ms. Allocated memory was 402.7 MB in the beginning and 612.9 MB in the end (delta: 210.2 MB). Free memory was 305.7 MB in the beginning and 522.0 MB in the end (delta: -216.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. [2018-04-13 12:34:03,477 INFO L168 Benchmark]: TraceAbstraction took 820624.02 ms. Allocated memory was 612.9 MB in the beginning and 651.2 MB in the end (delta: 38.3 MB). Free memory was 522.0 MB in the beginning and 358.9 MB in the end (delta: 163.1 MB). Peak memory consumption was 201.4 MB. Max. memory is 5.3 GB. [2018-04-13 12:34:03,478 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 278.41 ms. Allocated memory is still 402.7 MB. Free memory was 336.9 MB in the beginning and 308.4 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 52.25 ms. Allocated memory is still 402.7 MB. Free memory was 308.4 MB in the beginning and 305.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 535.79 ms. Allocated memory was 402.7 MB in the beginning and 612.9 MB in the end (delta: 210.2 MB). Free memory was 305.7 MB in the beginning and 522.0 MB in the end (delta: -216.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 820624.02 ms. Allocated memory was 612.9 MB in the beginning and 651.2 MB in the end (delta: 38.3 MB). Free memory was 522.0 MB in the beginning and 358.9 MB in the end (delta: 163.1 MB). Peak memory consumption was 201.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1067]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1067). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1060]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1060). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1011). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 987). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 988]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 988). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1068]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1068). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 983]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 983). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1068]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1068). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 988]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 988). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1067]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1067). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1011). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 987). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1060]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1060). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 91 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 319. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 185 locations, 73 error locations. TIMEOUT Result, 820.5s OverallTime, 64 OverallIterations, 5 TraceHistogramMax, 467.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8056 SDtfs, 41403 SDslu, 72816 SDs, 0 SdLazy, 86386 SolverSat, 3876 SolverUnsat, 253 SolverUnknown, 0 SolverNotchecked, 114.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4653 GetRequests, 2308 SyntacticMatches, 18 SemanticMatches, 2327 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29472 ImplicationChecksByTransitivity, 472.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=658occurred in iteration=59, 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: 0.2s AutomataMinimizationTime, 63 MinimizatonAttempts, 6242 StatesRemovedByMinimization, 61 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 314.8s InterpolantComputationTime, 7148 NumberOfCodeBlocks, 7148 NumberOfCodeBlocksAsserted, 133 NumberOfCheckSat, 4028 ConstructedInterpolants, 1797 QuantifiedInterpolants, 35969432 SizeOfPredicates, 1107 NumberOfNonLiveVariables, 13185 ConjunctsInSsa, 2855 ConjunctsInUnsatCore, 67 InterpolantComputations, 23 PerfectInterpolantSequences, 160/1220 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/dll-sorted_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_12-34-03-486.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-sorted_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_12-34-03-486.csv Completed graceful shutdown