java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/memsafety/test-0513_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-453dfda-m [2018-04-09 21:04:51,331 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-09 21:04:51,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-09 21:04:51,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-09 21:04:51,378 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-09 21:04:51,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-09 21:04:51,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-09 21:04:51,404 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-09 21:04:51,404 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-09 21:04:51,405 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-09 21:04:51,405 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-09 21:04:51,405 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-09 21:04:51,405 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-09 21:04:51,405 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-09 21:04:51,406 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-09 21:04:51,406 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-09 21:04:51,406 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-09 21:04:51,407 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-09 21:04:51,407 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-09 21:04:51,407 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-09 21:04:51,407 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-09 21:04:51,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-09 21:04:51,408 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-09 21:04:51,408 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-09 21:04:51,408 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-09 21:04:51,408 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-09 21:04:51,408 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-09 21:04:51,409 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-09 21:04:51,409 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-09 21:04:51,409 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-09 21:04:51,409 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-09 21:04:51,410 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:04:51,410 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-09 21:04:51,410 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-09 21:04:51,410 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-09 21:04:51,410 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-09 21:04:51,411 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-09 21:04:51,411 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:51,411 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-09 21:04:51,412 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-09 21:04:51,412 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-09 21:04:51,412 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-09 21:04:51,413 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-09 21:04:51,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-09 21:04:51,461 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-09 21:04:51,465 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-09 21:04:51,467 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-09 21:04:51,467 INFO L276 PluginConnector]: CDTParser initialized [2018-04-09 21:04:51,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0513_true-valid-memsafety.i [2018-04-09 21:04:51,817 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6f356943b [2018-04-09 21:04:51,999 INFO L287 CDTParser]: IsIndexed: true [2018-04-09 21:04:52,000 INFO L288 CDTParser]: Found 1 translation units. [2018-04-09 21:04:52,000 INFO L168 CDTParser]: Scanning test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,011 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-09 21:04:52,012 INFO L215 ultiparseSymbolTable]: [2018-04-09 21:04:52,012 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-09 21:04:52,012 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,012 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-09 21:04:52,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__wchar_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__nlink_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,012 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fd_mask in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____useconds_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_attr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,013 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:04:52,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,014 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__suseconds_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____daddr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____nlink_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sig_atomic_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,015 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____socklen_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__daddr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clock_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____quad_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,016 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____mode_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____gid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_long in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_short in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,017 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__gid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sigset_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blkcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_spinlock_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__caddr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,018 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pthread_list_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__div_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int16_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_long in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clockid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__off_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_once_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_char in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__size_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,019 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____intptr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlock_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____id_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint32_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_set in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blksize_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blksize_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____dev_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____qaddr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__lldiv_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uid_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int16_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,020 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____caddr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_char in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_quad_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_short in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int32_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__mode_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____timer_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,021 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsfilcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____time_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int8_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,022 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt64_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__register_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,023 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__time_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__dev_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_int in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,024 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_key_t in test-0513_true-valid-memsafety.i [2018-04-09 21:04:52,046 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6f356943b [2018-04-09 21:04:52,051 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-09 21:04:52,053 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-09 21:04:52,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-09 21:04:52,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-09 21:04:52,059 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-09 21:04:52,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b69365f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52, skipping insertion in model container [2018-04-09 21:04:52,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,076 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:04:52,108 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:04:52,283 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:04:52,339 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:04:52,347 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-09 21:04:52,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52 WrapperNode [2018-04-09 21:04:52,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-09 21:04:52,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-09 21:04:52,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-09 21:04:52,406 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-09 21:04:52,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... [2018-04-09 21:04:52,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-09 21:04:52,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-09 21:04:52,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-09 21:04:52,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-09 21:04:52,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:04:52,606 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-09 21:04:52,606 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-09 21:04:52,606 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-09 21:04:52,606 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-09 21:04:52,606 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-09 21:04:52,607 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-09 21:04:52,608 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-09 21:04:52,609 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-09 21:04:52,610 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-09 21:04:52,611 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-09 21:04:52,612 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-09 21:04:52,613 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-09 21:04:52,614 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-09 21:04:52,615 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-09 21:04:52,616 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-09 21:04:52,617 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-09 21:04:52,618 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-09 21:04:52,619 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-09 21:04:52,620 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-09 21:04:53,194 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-09 21:04:53,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:04:53 BoogieIcfgContainer [2018-04-09 21:04:53,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-09 21:04:53,196 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-09 21:04:53,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-09 21:04:53,200 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-09 21:04:53,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.04 09:04:52" (1/3) ... [2018-04-09 21:04:53,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f5edeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:04:53, skipping insertion in model container [2018-04-09 21:04:53,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:04:52" (2/3) ... [2018-04-09 21:04:53,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f5edeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:04:53, skipping insertion in model container [2018-04-09 21:04:53,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:04:53" (3/3) ... [2018-04-09 21:04:53,203 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0513_true-valid-memsafety.i [2018-04-09 21:04:53,213 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-09 21:04:53,221 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 59 error locations. [2018-04-09 21:04:53,272 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-09 21:04:53,272 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-09 21:04:53,272 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-09 21:04:53,272 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-09 21:04:53,273 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-09 21:04:53,273 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-09 21:04:53,273 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-09 21:04:53,273 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-09 21:04:53,273 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-09 21:04:53,273 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-09 21:04:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-04-09 21:04:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-09 21:04:53,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:53,294 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:53,294 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:53,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1108131423, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:53,312 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:53,346 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:53,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,366 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:53,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,402 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:53,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-09 21:04:53,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-09 21:04:53,414 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-09 21:04:53,414 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-09 21:04:53,416 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-04-09 21:04:53,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:53,450 INFO L93 Difference]: Finished difference Result 328 states and 354 transitions. [2018-04-09 21:04:53,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-09 21:04:53,452 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2018-04-09 21:04:53,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:53,464 INFO L225 Difference]: With dead ends: 328 [2018-04-09 21:04:53,464 INFO L226 Difference]: Without dead ends: 165 [2018-04-09 21:04:53,470 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-09 21:04:53,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-09 21:04:53,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-04-09 21:04:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-09 21:04:53,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2018-04-09 21:04:53,515 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 14 [2018-04-09 21:04:53,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:53,515 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2018-04-09 21:04:53,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-09 21:04:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2018-04-09 21:04:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-09 21:04:53,516 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:53,516 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:53,517 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:53,517 INFO L82 PathProgramCache]: Analyzing trace with hash -2032527859, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:53,523 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:53,537 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,551 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,587 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:53,587 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-09 21:04:53,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-09 21:04:53,588 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-09 21:04:53,589 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:53,589 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 3 states. [2018-04-09 21:04:53,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:53,852 INFO L93 Difference]: Finished difference Result 223 states and 233 transitions. [2018-04-09 21:04:53,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-09 21:04:53,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-04-09 21:04:53,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:53,855 INFO L225 Difference]: With dead ends: 223 [2018-04-09 21:04:53,855 INFO L226 Difference]: Without dead ends: 220 [2018-04-09 21:04:53,856 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:53,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-04-09 21:04:53,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 170. [2018-04-09 21:04:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-09 21:04:53,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 179 transitions. [2018-04-09 21:04:53,871 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 179 transitions. Word has length 17 [2018-04-09 21:04:53,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:53,872 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 179 transitions. [2018-04-09 21:04:53,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-09 21:04:53,872 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 179 transitions. [2018-04-09 21:04:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-09 21:04:53,873 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:53,873 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:53,873 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:53,873 INFO L82 PathProgramCache]: Analyzing trace with hash -2032525937, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:53,881 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:53,896 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:53,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,920 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:53,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:53,955 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:53,955 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:04:53,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-09 21:04:53,956 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-09 21:04:53,956 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:53,957 INFO L87 Difference]: Start difference. First operand 170 states and 179 transitions. Second operand 3 states. [2018-04-09 21:04:54,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:54,023 INFO L93 Difference]: Finished difference Result 342 states and 359 transitions. [2018-04-09 21:04:54,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-09 21:04:54,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-04-09 21:04:54,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:54,026 INFO L225 Difference]: With dead ends: 342 [2018-04-09 21:04:54,026 INFO L226 Difference]: Without dead ends: 185 [2018-04-09 21:04:54,028 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:04:54,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-04-09 21:04:54,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 179. [2018-04-09 21:04:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-09 21:04:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 191 transitions. [2018-04-09 21:04:54,042 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 191 transitions. Word has length 17 [2018-04-09 21:04:54,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:54,042 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 191 transitions. [2018-04-09 21:04:54,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-09 21:04:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 191 transitions. [2018-04-09 21:04:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-09 21:04:54,043 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:54,052 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:54,052 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:54,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1503290623, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:54,060 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:54,078 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:54,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:54,103 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:54,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:54,105 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:04:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:54,144 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:54,182 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:54,182 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:04:54,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:04:54,183 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:04:54,183 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:54,183 INFO L87 Difference]: Start difference. First operand 179 states and 191 transitions. Second operand 4 states. [2018-04-09 21:04:54,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:54,678 INFO L93 Difference]: Finished difference Result 270 states and 286 transitions. [2018-04-09 21:04:54,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:04:54,678 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2018-04-09 21:04:54,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:54,681 INFO L225 Difference]: With dead ends: 270 [2018-04-09 21:04:54,681 INFO L226 Difference]: Without dead ends: 266 [2018-04-09 21:04:54,681 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:04:54,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-09 21:04:54,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 182. [2018-04-09 21:04:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-09 21:04:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 196 transitions. [2018-04-09 21:04:54,693 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 196 transitions. Word has length 18 [2018-04-09 21:04:54,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:54,693 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 196 transitions. [2018-04-09 21:04:54,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:04:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 196 transitions. [2018-04-09 21:04:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-09 21:04:54,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:54,694 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:04:54,694 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:54,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1503290624, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:54,700 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:54,712 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:54,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:54,720 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:54,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:54,722 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:04:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:54,732 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:54,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:54,775 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:54,776 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-09 21:04:54,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 21:04:54,776 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 21:04:54,776 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:04:54,776 INFO L87 Difference]: Start difference. First operand 182 states and 196 transitions. Second operand 6 states. [2018-04-09 21:04:54,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:54,963 INFO L93 Difference]: Finished difference Result 182 states and 196 transitions. [2018-04-09 21:04:54,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:04:54,964 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-09 21:04:54,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:54,965 INFO L225 Difference]: With dead ends: 182 [2018-04-09 21:04:54,965 INFO L226 Difference]: Without dead ends: 180 [2018-04-09 21:04:54,965 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-09 21:04:54,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-04-09 21:04:54,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2018-04-09 21:04:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-09 21:04:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 192 transitions. [2018-04-09 21:04:54,974 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 192 transitions. Word has length 18 [2018-04-09 21:04:54,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:54,974 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 192 transitions. [2018-04-09 21:04:54,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 21:04:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2018-04-09 21:04:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-09 21:04:54,975 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:54,975 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] [2018-04-09 21:04:54,975 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:54,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1664854792, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:54,983 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:54,998 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:55,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:04:55,006 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:55,008 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:55,008 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:04:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,014 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,055 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:55,056 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:04:55,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:04:55,056 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:04:55,056 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:55,056 INFO L87 Difference]: Start difference. First operand 180 states and 192 transitions. Second operand 4 states. [2018-04-09 21:04:55,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:55,199 INFO L93 Difference]: Finished difference Result 229 states and 242 transitions. [2018-04-09 21:04:55,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:04:55,200 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-09 21:04:55,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:55,201 INFO L225 Difference]: With dead ends: 229 [2018-04-09 21:04:55,201 INFO L226 Difference]: Without dead ends: 225 [2018-04-09 21:04:55,202 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:04:55,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-04-09 21:04:55,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 176. [2018-04-09 21:04:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-04-09 21:04:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 188 transitions. [2018-04-09 21:04:55,210 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 188 transitions. Word has length 25 [2018-04-09 21:04:55,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:55,211 INFO L459 AbstractCegarLoop]: Abstraction has 176 states and 188 transitions. [2018-04-09 21:04:55,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:04:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 188 transitions. [2018-04-09 21:04:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-09 21:04:55,212 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:55,212 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] [2018-04-09 21:04:55,212 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:55,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1664854793, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:55,221 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:55,237 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:55,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:55,242 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:55,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:55,249 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:04:55,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,260 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,299 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:55,299 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-09 21:04:55,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 21:04:55,300 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 21:04:55,300 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:04:55,300 INFO L87 Difference]: Start difference. First operand 176 states and 188 transitions. Second operand 6 states. [2018-04-09 21:04:55,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:55,430 INFO L93 Difference]: Finished difference Result 227 states and 240 transitions. [2018-04-09 21:04:55,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:04:55,430 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-09 21:04:55,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:55,431 INFO L225 Difference]: With dead ends: 227 [2018-04-09 21:04:55,431 INFO L226 Difference]: Without dead ends: 224 [2018-04-09 21:04:55,432 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-09 21:04:55,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-04-09 21:04:55,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 173. [2018-04-09 21:04:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-04-09 21:04:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 185 transitions. [2018-04-09 21:04:55,438 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 185 transitions. Word has length 25 [2018-04-09 21:04:55,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:55,438 INFO L459 AbstractCegarLoop]: Abstraction has 173 states and 185 transitions. [2018-04-09 21:04:55,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 21:04:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 185 transitions. [2018-04-09 21:04:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-09 21:04:55,439 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:55,439 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] [2018-04-09 21:04:55,439 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:55,439 INFO L82 PathProgramCache]: Analyzing trace with hash -866061893, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:55,445 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:55,465 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,488 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:55,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,517 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:55,517 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-09 21:04:55,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-09 21:04:55,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-09 21:04:55,518 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:04:55,518 INFO L87 Difference]: Start difference. First operand 173 states and 185 transitions. Second operand 5 states. [2018-04-09 21:04:55,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:55,613 INFO L93 Difference]: Finished difference Result 438 states and 472 transitions. [2018-04-09 21:04:55,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-09 21:04:55,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-04-09 21:04:55,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:55,615 INFO L225 Difference]: With dead ends: 438 [2018-04-09 21:04:55,615 INFO L226 Difference]: Without dead ends: 289 [2018-04-09 21:04:55,615 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-09 21:04:55,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-04-09 21:04:55,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 172. [2018-04-09 21:04:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-09 21:04:55,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 182 transitions. [2018-04-09 21:04:55,622 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 182 transitions. Word has length 36 [2018-04-09 21:04:55,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:55,623 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 182 transitions. [2018-04-09 21:04:55,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-09 21:04:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 182 transitions. [2018-04-09 21:04:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-09 21:04:55,624 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:55,624 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] [2018-04-09 21:04:55,624 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:55,624 INFO L82 PathProgramCache]: Analyzing trace with hash -866059971, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:55,634 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:55,652 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,686 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,711 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:55,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:04:55,711 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:04:55,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:04:55,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:04:55,712 INFO L87 Difference]: Start difference. First operand 172 states and 182 transitions. Second operand 4 states. [2018-04-09 21:04:55,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:55,815 INFO L93 Difference]: Finished difference Result 176 states and 186 transitions. [2018-04-09 21:04:55,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:04:55,815 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2018-04-09 21:04:55,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:55,816 INFO L225 Difference]: With dead ends: 176 [2018-04-09 21:04:55,816 INFO L226 Difference]: Without dead ends: 167 [2018-04-09 21:04:55,817 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:04:55,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-04-09 21:04:55,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 166. [2018-04-09 21:04:55,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-09 21:04:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 177 transitions. [2018-04-09 21:04:55,825 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 177 transitions. Word has length 36 [2018-04-09 21:04:55,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:55,826 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 177 transitions. [2018-04-09 21:04:55,826 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:04:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 177 transitions. [2018-04-09 21:04:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-09 21:04:55,827 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:55,827 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] [2018-04-09 21:04:55,827 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:55,827 INFO L82 PathProgramCache]: Analyzing trace with hash -866059970, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:55,835 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:55,857 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:55,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,887 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:55,904 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2018-04-09 21:04:55,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:04:55,921 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 18 treesize of output 16 [2018-04-09 21:04:55,922 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:55,930 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:04:55,930 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-04-09 21:04:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:55,979 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:55,979 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 8 [2018-04-09 21:04:55,979 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 21:04:55,979 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 21:04:55,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-04-09 21:04:55,980 INFO L87 Difference]: Start difference. First operand 166 states and 177 transitions. Second operand 9 states. [2018-04-09 21:04:56,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:56,343 INFO L93 Difference]: Finished difference Result 274 states and 297 transitions. [2018-04-09 21:04:56,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-09 21:04:56,343 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2018-04-09 21:04:56,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:56,344 INFO L225 Difference]: With dead ends: 274 [2018-04-09 21:04:56,345 INFO L226 Difference]: Without dead ends: 264 [2018-04-09 21:04:56,345 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2018-04-09 21:04:56,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2018-04-09 21:04:56,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 168. [2018-04-09 21:04:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-04-09 21:04:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 179 transitions. [2018-04-09 21:04:56,355 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 179 transitions. Word has length 36 [2018-04-09 21:04:56,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:56,355 INFO L459 AbstractCegarLoop]: Abstraction has 168 states and 179 transitions. [2018-04-09 21:04:56,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 21:04:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 179 transitions. [2018-04-09 21:04:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-09 21:04:56,356 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:56,356 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] [2018-04-09 21:04:56,356 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:56,357 INFO L82 PathProgramCache]: Analyzing trace with hash 221389983, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:56,363 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:56,381 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:56,391 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 [2018-04-09 21:04:56,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:56,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,395 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,399 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,399 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-04-09 21:04:56,419 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 [2018-04-09 21:04:56,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:56,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:04:56,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,441 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,450 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,451 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:16 [2018-04-09 21:04:56,467 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 [2018-04-09 21:04:56,469 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 11 treesize of output 3 [2018-04-09 21:04:56,469 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,470 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,473 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:5 [2018-04-09 21:04:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:56,482 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:56,528 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:04:56,529 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,529 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:56,530 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:28, output treesize:1 [2018-04-09 21:04:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:56,558 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:56,558 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 10 [2018-04-09 21:04:56,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-09 21:04:56,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-09 21:04:56,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-04-09 21:04:56,559 INFO L87 Difference]: Start difference. First operand 168 states and 179 transitions. Second operand 11 states. [2018-04-09 21:04:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:56,992 INFO L93 Difference]: Finished difference Result 238 states and 251 transitions. [2018-04-09 21:04:56,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-09 21:04:56,992 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-04-09 21:04:56,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:56,993 INFO L225 Difference]: With dead ends: 238 [2018-04-09 21:04:56,993 INFO L226 Difference]: Without dead ends: 237 [2018-04-09 21:04:56,994 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2018-04-09 21:04:56,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-09 21:04:57,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 185. [2018-04-09 21:04:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-09 21:04:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 199 transitions. [2018-04-09 21:04:57,005 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 199 transitions. Word has length 43 [2018-04-09 21:04:57,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:57,006 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 199 transitions. [2018-04-09 21:04:57,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-09 21:04:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 199 transitions. [2018-04-09 21:04:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-09 21:04:57,007 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:57,007 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] [2018-04-09 21:04:57,007 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:57,007 INFO L82 PathProgramCache]: Analyzing trace with hash 221389984, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:57,020 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:57,044 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:57,055 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 [2018-04-09 21:04:57,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:57,057 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,059 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,070 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 [2018-04-09 21:04:57,075 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 8 treesize of output 7 [2018-04-09 21:04:57,076 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,078 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,084 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,084 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:18 [2018-04-09 21:04:57,127 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 [2018-04-09 21:04:57,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:57,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:04:57,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,165 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 21 treesize of output 16 [2018-04-09 21:04:57,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:57,174 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 [2018-04-09 21:04:57,175 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,179 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,192 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:18 [2018-04-09 21:04:57,204 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 [2018-04-09 21:04:57,207 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 [2018-04-09 21:04:57,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,208 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,214 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 [2018-04-09 21:04:57,216 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 [2018-04-09 21:04:57,217 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,218 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,221 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:32, output treesize:10 [2018-04-09 21:04:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:57,230 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:57,279 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:04:57,279 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,281 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:41, output treesize:1 [2018-04-09 21:04:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:57,306 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:57,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 6] imperfect sequences [] total 12 [2018-04-09 21:04:57,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-09 21:04:57,306 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-09 21:04:57,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-09 21:04:57,307 INFO L87 Difference]: Start difference. First operand 185 states and 199 transitions. Second operand 12 states. [2018-04-09 21:04:57,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:57,577 INFO L93 Difference]: Finished difference Result 351 states and 374 transitions. [2018-04-09 21:04:57,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-09 21:04:57,577 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-04-09 21:04:57,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:57,578 INFO L225 Difference]: With dead ends: 351 [2018-04-09 21:04:57,578 INFO L226 Difference]: Without dead ends: 236 [2018-04-09 21:04:57,579 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2018-04-09 21:04:57,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-09 21:04:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 179. [2018-04-09 21:04:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-09 21:04:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 191 transitions. [2018-04-09 21:04:57,589 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 191 transitions. Word has length 43 [2018-04-09 21:04:57,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:57,589 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 191 transitions. [2018-04-09 21:04:57,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-09 21:04:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 191 transitions. [2018-04-09 21:04:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-09 21:04:57,590 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:57,590 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] [2018-04-09 21:04:57,590 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:57,591 INFO L82 PathProgramCache]: Analyzing trace with hash 257491145, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:57,597 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:57,616 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:57,687 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 [2018-04-09 21:04:57,691 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 10 treesize of output 9 [2018-04-09 21:04:57,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,693 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,697 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,697 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-04-09 21:04:57,733 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 16 treesize of output 12 [2018-04-09 21:04:57,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:04:57,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,738 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,739 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-04-09 21:04:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:57,758 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:57,815 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 14 treesize of output 12 [2018-04-09 21:04:57,818 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 8 treesize of output 1 [2018-04-09 21:04:57,819 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,828 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 14 treesize of output 12 [2018-04-09 21:04:57,832 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 8 treesize of output 1 [2018-04-09 21:04:57,833 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,834 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:57,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:04:57,859 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:24, output treesize:23 [2018-04-09 21:04:57,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:57,956 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:57,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 17 [2018-04-09 21:04:57,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-09 21:04:57,957 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-09 21:04:57,957 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2018-04-09 21:04:57,957 INFO L87 Difference]: Start difference. First operand 179 states and 191 transitions. Second operand 17 states. [2018-04-09 21:04:58,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:58,484 INFO L93 Difference]: Finished difference Result 260 states and 276 transitions. [2018-04-09 21:04:58,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-09 21:04:58,484 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 48 [2018-04-09 21:04:58,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:58,486 INFO L225 Difference]: With dead ends: 260 [2018-04-09 21:04:58,486 INFO L226 Difference]: Without dead ends: 257 [2018-04-09 21:04:58,487 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 77 SyntacticMatches, 4 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2018-04-09 21:04:58,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-04-09 21:04:58,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 183. [2018-04-09 21:04:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-09 21:04:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 195 transitions. [2018-04-09 21:04:58,498 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 195 transitions. Word has length 48 [2018-04-09 21:04:58,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:58,498 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 195 transitions. [2018-04-09 21:04:58,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-09 21:04:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 195 transitions. [2018-04-09 21:04:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-09 21:04:58,499 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:58,499 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] [2018-04-09 21:04:58,500 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:58,500 INFO L82 PathProgramCache]: Analyzing trace with hash 257492619, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:58,512 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:58,536 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:58,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:58,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:58,549 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 [2018-04-09 21:04:58,549 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,557 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-09 21:04:58,611 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 13 treesize of output 10 [2018-04-09 21:04:58,613 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 10 treesize of output 9 [2018-04-09 21:04:58,614 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,616 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-09 21:04:58,649 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 25 treesize of output 19 [2018-04-09 21:04:58,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:04:58,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,661 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:15 [2018-04-09 21:04:58,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:58,689 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 15 [2018-04-09 21:04:58,690 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:58,694 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. [2018-04-09 21:04:58,694 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-09 21:04:58,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:58,715 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:04:58,795 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 14 treesize of output 12 [2018-04-09 21:04:58,797 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 12 treesize of output 8 [2018-04-09 21:04:58,798 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:04:58,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:04:58,812 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 21:04:58,812 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:71 [2018-04-09 21:04:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:58,969 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:04:58,969 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 10] imperfect sequences [] total 17 [2018-04-09 21:04:58,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-09 21:04:58,970 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-09 21:04:58,970 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2018-04-09 21:04:58,970 INFO L87 Difference]: Start difference. First operand 183 states and 195 transitions. Second operand 18 states. [2018-04-09 21:04:59,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:04:59,662 INFO L93 Difference]: Finished difference Result 239 states and 251 transitions. [2018-04-09 21:04:59,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-09 21:04:59,662 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 48 [2018-04-09 21:04:59,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:04:59,663 INFO L225 Difference]: With dead ends: 239 [2018-04-09 21:04:59,663 INFO L226 Difference]: Without dead ends: 238 [2018-04-09 21:04:59,664 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2018-04-09 21:04:59,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-04-09 21:04:59,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 194. [2018-04-09 21:04:59,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-09 21:04:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 207 transitions. [2018-04-09 21:04:59,676 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 207 transitions. Word has length 48 [2018-04-09 21:04:59,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:04:59,676 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 207 transitions. [2018-04-09 21:04:59,676 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-09 21:04:59,676 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 207 transitions. [2018-04-09 21:04:59,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-09 21:04:59,677 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:04:59,677 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] [2018-04-09 21:04:59,677 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:04:59,678 INFO L82 PathProgramCache]: Analyzing trace with hash 257492620, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:04:59,688 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:04:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:04:59,714 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:04:59,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:59,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:04:59,782 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 [2018-04-09 21:04:59,782 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,798 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 [2018-04-09 21:04:59,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,807 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,807 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-09 21:04:59,854 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 13 treesize of output 10 [2018-04-09 21:04:59,856 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 10 treesize of output 9 [2018-04-09 21:04:59,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,858 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,870 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 13 treesize of output 10 [2018-04-09 21:04:59,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:04:59,872 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,874 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,883 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,883 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:56 [2018-04-09 21:04:59,918 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 31 treesize of output 25 [2018-04-09 21:04:59,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16 [2018-04-09 21:04:59,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,932 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 33 treesize of output 25 [2018-04-09 21:04:59,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-09 21:04:59,934 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,937 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:04:59,943 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. [2018-04-09 21:04:59,943 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:23 [2018-04-09 21:04:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:04:59,982 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:00,087 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 30 treesize of output 28 [2018-04-09 21:05:00,089 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 21:05:00,089 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,095 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 26 treesize of output 24 [2018-04-09 21:05:00,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:00,097 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,101 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,102 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 26 treesize of output 24 [2018-04-09 21:05:00,104 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 [2018-04-09 21:05:00,104 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,108 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:00,142 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 20 treesize of output 18 [2018-04-09 21:05:00,144 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 [2018-04-09 21:05:00,144 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,147 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,148 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 20 treesize of output 18 [2018-04-09 21:05:00,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:00,150 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,152 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,154 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 24 treesize of output 22 [2018-04-09 21:05:00,157 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-09 21:05:00,157 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,160 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:05:00,188 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:67, output treesize:33 [2018-04-09 21:05:00,303 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 22 treesize of output 20 [2018-04-09 21:05:00,304 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,315 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 21 treesize of output 19 [2018-04-09 21:05:00,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:00,324 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:00,325 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:56, output treesize:26 [2018-04-09 21:05:00,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:00,376 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:05:00,376 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 20 [2018-04-09 21:05:00,376 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-09 21:05:00,376 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-09 21:05:00,377 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2018-04-09 21:05:00,377 INFO L87 Difference]: Start difference. First operand 194 states and 207 transitions. Second operand 21 states. [2018-04-09 21:05:01,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:01,468 INFO L93 Difference]: Finished difference Result 268 states and 285 transitions. [2018-04-09 21:05:01,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-09 21:05:01,468 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 48 [2018-04-09 21:05:01,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:01,469 INFO L225 Difference]: With dead ends: 268 [2018-04-09 21:05:01,469 INFO L226 Difference]: Without dead ends: 267 [2018-04-09 21:05:01,470 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 74 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=462, Invalid=1260, Unknown=0, NotChecked=0, Total=1722 [2018-04-09 21:05:01,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-04-09 21:05:01,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 196. [2018-04-09 21:05:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2018-04-09 21:05:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 209 transitions. [2018-04-09 21:05:01,479 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 209 transitions. Word has length 48 [2018-04-09 21:05:01,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:01,479 INFO L459 AbstractCegarLoop]: Abstraction has 196 states and 209 transitions. [2018-04-09 21:05:01,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-09 21:05:01,479 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 209 transitions. [2018-04-09 21:05:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-09 21:05:01,480 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:01,480 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] [2018-04-09 21:05:01,480 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:01,480 INFO L82 PathProgramCache]: Analyzing trace with hash 151211668, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:01,486 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:01,515 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:01,565 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 [2018-04-09 21:05:01,566 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 10 treesize of output 9 [2018-04-09 21:05:01,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,567 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:22 [2018-04-09 21:05:01,587 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 22 treesize of output 16 [2018-04-09 21:05:01,588 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 [2018-04-09 21:05:01,589 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,591 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,593 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2018-04-09 21:05:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:01,610 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:01,666 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 16 treesize of output 14 [2018-04-09 21:05:01,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:01,667 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,671 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 16 treesize of output 14 [2018-04-09 21:05:01,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:01,672 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,674 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,676 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 16 treesize of output 14 [2018-04-09 21:05:01,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:01,677 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,680 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:01,706 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:05:01,706 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:47, output treesize:29 [2018-04-09 21:05:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:01,785 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:05:01,786 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 15 [2018-04-09 21:05:01,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-09 21:05:01,786 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-09 21:05:01,786 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2018-04-09 21:05:01,786 INFO L87 Difference]: Start difference. First operand 196 states and 209 transitions. Second operand 16 states. [2018-04-09 21:05:02,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:02,300 INFO L93 Difference]: Finished difference Result 314 states and 331 transitions. [2018-04-09 21:05:02,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 21:05:02,301 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 51 [2018-04-09 21:05:02,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:02,302 INFO L225 Difference]: With dead ends: 314 [2018-04-09 21:05:02,302 INFO L226 Difference]: Without dead ends: 313 [2018-04-09 21:05:02,303 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 82 SyntacticMatches, 6 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2018-04-09 21:05:02,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2018-04-09 21:05:02,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 199. [2018-04-09 21:05:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2018-04-09 21:05:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 212 transitions. [2018-04-09 21:05:02,315 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 212 transitions. Word has length 51 [2018-04-09 21:05:02,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:02,315 INFO L459 AbstractCegarLoop]: Abstraction has 199 states and 212 transitions. [2018-04-09 21:05:02,315 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-09 21:05:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 212 transitions. [2018-04-09 21:05:02,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-09 21:05:02,316 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:02,316 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] [2018-04-09 21:05:02,316 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:02,316 INFO L82 PathProgramCache]: Analyzing trace with hash 392594668, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:02,325 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:02,348 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:02,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:05:02,357 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:02,360 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 12 treesize of output 7 [2018-04-09 21:05:02,361 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,362 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-04-09 21:05:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:05:02,391 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:05:02,391 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:05:02,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-09 21:05:02,391 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-09 21:05:02,391 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-09 21:05:02,392 INFO L87 Difference]: Start difference. First operand 199 states and 212 transitions. Second operand 4 states. [2018-04-09 21:05:02,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:02,531 INFO L93 Difference]: Finished difference Result 248 states and 263 transitions. [2018-04-09 21:05:02,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:05:02,531 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-04-09 21:05:02,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:02,533 INFO L225 Difference]: With dead ends: 248 [2018-04-09 21:05:02,533 INFO L226 Difference]: Without dead ends: 245 [2018-04-09 21:05:02,533 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:05:02,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-04-09 21:05:02,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 201. [2018-04-09 21:05:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2018-04-09 21:05:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 218 transitions. [2018-04-09 21:05:02,546 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 218 transitions. Word has length 52 [2018-04-09 21:05:02,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:02,547 INFO L459 AbstractCegarLoop]: Abstraction has 201 states and 218 transitions. [2018-04-09 21:05:02,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-09 21:05:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 218 transitions. [2018-04-09 21:05:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-09 21:05:02,548 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:02,548 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, 1, 1] [2018-04-09 21:05:02,548 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:02,548 INFO L82 PathProgramCache]: Analyzing trace with hash 2035946684, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:02,560 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:02,589 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:02,733 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 [2018-04-09 21:05:02,735 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 10 treesize of output 9 [2018-04-09 21:05:02,735 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,736 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,744 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:44 [2018-04-09 21:05:02,772 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 42 treesize of output 34 [2018-04-09 21:05:02,777 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 23 [2018-04-09 21:05:02,778 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:02,788 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:23 [2018-04-09 21:05:03,049 WARN L1033 $PredicateComparison]: unable to prove that (exists ((main_~data~0.base Int) (main_~item2~0.base Int)) (let ((.cse0 (store |c_old(#valid)| main_~item2~0.base 1))) (and (= |c_#valid| (store (store .cse0 main_~data~0.base 0) main_~item2~0.base 0)) (= 0 (select |c_old(#valid)| main_~item2~0.base)) (= 0 (select .cse0 main_~data~0.base))))) is different from true [2018-04-09 21:05:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-04-09 21:05:03,067 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:03,243 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 34 treesize of output 30 [2018-04-09 21:05:03,245 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 27 treesize of output 19 [2018-04-09 21:05:03,245 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,251 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 30 [2018-04-09 21:05:03,253 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 27 treesize of output 19 [2018-04-09 21:05:03,253 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,258 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,260 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 33 treesize of output 31 [2018-04-09 21:05:03,264 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 13 treesize of output 9 [2018-04-09 21:05:03,264 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,273 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:03,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-04-09 21:05:03,305 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:54, output treesize:205 [2018-04-09 21:05:03,495 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc1.base_7| Int) (|v_main_#t~malloc3.base_10| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc1.base_7| 1))) (let ((.cse1 (store .cse0 |v_main_#t~malloc3.base_10| 0))) (or (not (= (select .cse0 |v_main_#t~malloc3.base_10|) 0)) (not (= (select |c_#valid| |v_main_#t~malloc1.base_7|) 0)) (not (= 1 (select .cse1 |v_main_#t~malloc1.base_7|))) (= (store .cse1 |v_main_#t~malloc1.base_7| 0) |c_old(#valid)|))))) is different from false [2018-04-09 21:05:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2018-04-09 21:05:03,548 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:05:03,549 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 27 [2018-04-09 21:05:03,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-09 21:05:03,549 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-09 21:05:03,549 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=570, Unknown=6, NotChecked=98, Total=756 [2018-04-09 21:05:03,549 INFO L87 Difference]: Start difference. First operand 201 states and 218 transitions. Second operand 28 states. [2018-04-09 21:05:03,589 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc1.base_7| Int) (|v_main_#t~malloc3.base_10| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc1.base_7| 1))) (let ((.cse1 (store .cse0 |v_main_#t~malloc3.base_10| 0))) (or (not (= (select .cse0 |v_main_#t~malloc3.base_10|) 0)) (not (= (select |c_#valid| |v_main_#t~malloc1.base_7|) 0)) (not (= 1 (select .cse1 |v_main_#t~malloc1.base_7|))) (= (store .cse1 |v_main_#t~malloc1.base_7| 0) |c_old(#valid)|))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-04-09 21:05:05,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:05,230 INFO L93 Difference]: Finished difference Result 238 states and 255 transitions. [2018-04-09 21:05:05,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-09 21:05:05,230 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 57 [2018-04-09 21:05:05,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:05,231 INFO L225 Difference]: With dead ends: 238 [2018-04-09 21:05:05,231 INFO L226 Difference]: Without dead ends: 235 [2018-04-09 21:05:05,232 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 85 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=235, Invalid=1490, Unknown=9, NotChecked=246, Total=1980 [2018-04-09 21:05:05,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-04-09 21:05:05,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 208. [2018-04-09 21:05:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-09 21:05:05,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 225 transitions. [2018-04-09 21:05:05,248 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 225 transitions. Word has length 57 [2018-04-09 21:05:05,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:05,248 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 225 transitions. [2018-04-09 21:05:05,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-09 21:05:05,248 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 225 transitions. [2018-04-09 21:05:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-09 21:05:05,249 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:05,249 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] [2018-04-09 21:05:05,249 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:05,249 INFO L82 PathProgramCache]: Analyzing trace with hash 2035948158, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:05,258 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:05,285 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:05,294 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 [2018-04-09 21:05:05,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:05,296 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,298 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,305 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 [2018-04-09 21:05:05,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:05,306 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,307 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,312 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:21 [2018-04-09 21:05:05,357 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 [2018-04-09 21:05:05,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 19 [2018-04-09 21:05:05,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,378 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:05,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2018-04-09 21:05:05,381 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,390 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:05,423 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 [2018-04-09 21:05:05,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:05,427 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,440 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:05,453 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:49, output treesize:73 [2018-04-09 21:05:05,556 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 64 treesize of output 74 [2018-04-09 21:05:05,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:05,560 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:05,561 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 63 treesize of output 77 [2018-04-09 21:05:05,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,610 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,689 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 70 [2018-04-09 21:05:05,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:05,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 66 [2018-04-09 21:05:05,693 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,758 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,793 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 50 treesize of output 45 [2018-04-09 21:05:05,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:05,796 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 [2018-04-09 21:05:05,796 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,807 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,839 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 46 treesize of output 41 [2018-04-09 21:05:05,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:05,851 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:05,851 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 [2018-04-09 21:05:05,852 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,862 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:05,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:05,885 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:115, output treesize:133 [2018-04-09 21:05:06,023 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 87 treesize of output 86 [2018-04-09 21:05:06,023 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,048 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 57 treesize of output 56 [2018-04-09 21:05:06,049 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,071 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. [2018-04-09 21:05:06,071 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:145, output treesize:143 [2018-04-09 21:05:06,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:06,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:06,137 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 111 treesize of output 105 [2018-04-09 21:05:06,138 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,169 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 76 treesize of output 61 [2018-04-09 21:05:06,172 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 38 treesize of output 27 [2018-04-09 21:05:06,172 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:06,180 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 3 [2018-04-09 21:05:06,180 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,198 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:06,239 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 52 treesize of output 38 [2018-04-09 21:05:06,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:06,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-09 21:05:06,243 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:06,250 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 [2018-04-09 21:05:06,250 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,253 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,259 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:193, output treesize:7 [2018-04-09 21:05:06,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:06,298 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:06,322 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 17 treesize of output 11 [2018-04-09 21:05:06,322 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-09 21:05:06,323 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:06,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:06,330 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:23 [2018-04-09 21:05:10,629 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:05:10,629 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:10,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:10,631 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:85, output treesize:1 [2018-04-09 21:05:10,643 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:10,663 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:05:10,664 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 25 [2018-04-09 21:05:10,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-09 21:05:10,664 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-09 21:05:10,664 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=503, Unknown=7, NotChecked=0, Total=600 [2018-04-09 21:05:10,664 INFO L87 Difference]: Start difference. First operand 208 states and 225 transitions. Second operand 25 states. [2018-04-09 21:05:12,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:12,352 INFO L93 Difference]: Finished difference Result 237 states and 254 transitions. [2018-04-09 21:05:12,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-09 21:05:12,352 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 57 [2018-04-09 21:05:12,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:12,353 INFO L225 Difference]: With dead ends: 237 [2018-04-09 21:05:12,353 INFO L226 Difference]: Without dead ends: 199 [2018-04-09 21:05:12,353 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=398, Invalid=1848, Unknown=10, NotChecked=0, Total=2256 [2018-04-09 21:05:12,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-04-09 21:05:12,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 185. [2018-04-09 21:05:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-09 21:05:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 201 transitions. [2018-04-09 21:05:12,360 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 201 transitions. Word has length 57 [2018-04-09 21:05:12,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:12,360 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 201 transitions. [2018-04-09 21:05:12,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-09 21:05:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 201 transitions. [2018-04-09 21:05:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-09 21:05:12,361 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:12,361 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-09 21:05:12,361 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:12,361 INFO L82 PathProgramCache]: Analyzing trace with hash 2052901368, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:12,367 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:12,390 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:12,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:12,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:12,398 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 [2018-04-09 21:05:12,398 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,402 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-09 21:05:12,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:12,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:12,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:12,417 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 [2018-04-09 21:05:12,417 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,420 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2018-04-09 21:05:12,442 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 [2018-04-09 21:05:12,444 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 [2018-04-09 21:05:12,444 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,446 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,452 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-09 21:05:12,479 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43 [2018-04-09 21:05:12,481 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 [2018-04-09 21:05:12,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,487 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,494 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. [2018-04-09 21:05:12,494 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:50 [2018-04-09 21:05:12,528 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 57 treesize of output 37 [2018-04-09 21:05:12,531 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 29 treesize of output 18 [2018-04-09 21:05:12,531 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,540 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 17 treesize of output 9 [2018-04-09 21:05:12,540 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,544 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,547 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:57, output treesize:5 [2018-04-09 21:05:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:12,563 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:12,639 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-09 21:05:12,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-09 21:05:12,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,669 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 19 treesize of output 17 [2018-04-09 21:05:12,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:12,671 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,675 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,676 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 18 treesize of output 14 [2018-04-09 21:05:12,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 5 [2018-04-09 21:05:12,680 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,682 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,693 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:05:12,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:05:12,707 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:35, output treesize:25 [2018-04-09 21:05:12,743 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 12 treesize of output 7 [2018-04-09 21:05:12,744 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,747 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:8 [2018-04-09 21:05:12,840 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:12,840 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 2 variables, input treesize:25, output treesize:1 [2018-04-09 21:05:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:12,870 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:05:12,870 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2018-04-09 21:05:12,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-09 21:05:12,871 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-09 21:05:12,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2018-04-09 21:05:12,871 INFO L87 Difference]: Start difference. First operand 185 states and 201 transitions. Second operand 21 states. [2018-04-09 21:05:23,428 WARN L151 SmtUtils]: Spent 4021ms on a formula simplification. DAG size of input: 33 DAG size of output 31 [2018-04-09 21:05:23,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:23,650 INFO L93 Difference]: Finished difference Result 224 states and 239 transitions. [2018-04-09 21:05:23,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-09 21:05:23,650 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 64 [2018-04-09 21:05:23,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:23,651 INFO L225 Difference]: With dead ends: 224 [2018-04-09 21:05:23,651 INFO L226 Difference]: Without dead ends: 223 [2018-04-09 21:05:23,651 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=404, Invalid=1402, Unknown=0, NotChecked=0, Total=1806 [2018-04-09 21:05:23,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-04-09 21:05:23,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 189. [2018-04-09 21:05:23,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-09 21:05:23,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 206 transitions. [2018-04-09 21:05:23,659 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 206 transitions. Word has length 64 [2018-04-09 21:05:23,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:23,659 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 206 transitions. [2018-04-09 21:05:23,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-09 21:05:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 206 transitions. [2018-04-09 21:05:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-09 21:05:23,659 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:23,659 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-09 21:05:23,659 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:23,660 INFO L82 PathProgramCache]: Analyzing trace with hash 2052901369, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:23,665 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:23,689 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:23,696 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 [2018-04-09 21:05:23,697 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,699 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,699 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-09 21:05:23,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:23,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:23,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:23,712 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 16 treesize of output 9 [2018-04-09 21:05:23,712 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,714 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,714 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:9 [2018-04-09 21:05:23,727 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 [2018-04-09 21:05:23,728 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 [2018-04-09 21:05:23,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,736 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 [2018-04-09 21:05:23,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:23,737 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,738 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,742 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:23 [2018-04-09 21:05:23,758 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 75 treesize of output 76 [2018-04-09 21:05:23,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:23,763 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,770 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,783 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 74 treesize of output 70 [2018-04-09 21:05:23,785 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 18 treesize of output 17 [2018-04-09 21:05:23,785 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,792 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,800 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:55 [2018-04-09 21:05:23,816 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 53 treesize of output 39 [2018-04-09 21:05:23,818 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 39 treesize of output 28 [2018-04-09 21:05:23,819 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,824 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 12 treesize of output 4 [2018-04-09 21:05:23,825 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,846 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,854 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 28 treesize of output 22 [2018-04-09 21:05:23,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:23,856 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,860 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,865 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:69, output treesize:13 [2018-04-09 21:05:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:23,884 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:23,907 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 54 [2018-04-09 21:05:23,908 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:23,922 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 34 treesize of output 32 [2018-04-09 21:05:23,922 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:23,934 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 3 xjuncts. [2018-04-09 21:05:23,934 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:85, output treesize:77 [2018-04-09 21:05:24,063 WARN L148 SmtUtils]: Spent 115ms on a formula simplification that was a NOOP. DAG size: 39 [2018-04-09 21:05:24,070 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-09 21:05:24,091 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 9 treesize of output 8 [2018-04-09 21:05:24,091 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,099 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 8 treesize of output 6 [2018-04-09 21:05:24,100 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 6 treesize of output 1 [2018-04-09 21:05:24,100 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,101 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,106 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,124 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-09 21:05:24,142 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 9 treesize of output 8 [2018-04-09 21:05:24,142 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,149 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 8 treesize of output 6 [2018-04-09 21:05:24,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:24,150 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,151 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,158 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,217 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-09 21:05:24,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 8 [2018-04-09 21:05:24,236 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,243 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 8 treesize of output 6 [2018-04-09 21:05:24,245 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 6 treesize of output 1 [2018-04-09 21:05:24,245 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,246 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,250 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:24,274 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:24,275 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:122, output treesize:13 [2018-04-09 21:05:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:26,017 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:05:26,017 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2018-04-09 21:05:26,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-09 21:05:26,017 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-09 21:05:26,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=316, Unknown=3, NotChecked=0, Total=380 [2018-04-09 21:05:26,018 INFO L87 Difference]: Start difference. First operand 189 states and 206 transitions. Second operand 20 states. [2018-04-09 21:05:26,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:26,764 INFO L93 Difference]: Finished difference Result 286 states and 314 transitions. [2018-04-09 21:05:26,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-09 21:05:26,764 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 64 [2018-04-09 21:05:26,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:26,765 INFO L225 Difference]: With dead ends: 286 [2018-04-09 21:05:26,765 INFO L226 Difference]: Without dead ends: 285 [2018-04-09 21:05:26,766 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=388, Invalid=1249, Unknown=3, NotChecked=0, Total=1640 [2018-04-09 21:05:26,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-04-09 21:05:26,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 189. [2018-04-09 21:05:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-09 21:05:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 205 transitions. [2018-04-09 21:05:26,774 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 205 transitions. Word has length 64 [2018-04-09 21:05:26,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:26,774 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 205 transitions. [2018-04-09 21:05:26,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-09 21:05:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 205 transitions. [2018-04-09 21:05:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-09 21:05:26,775 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:26,775 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-09 21:05:26,775 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:26,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1944899794, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:26,796 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:26,820 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:26,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:26,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:26,828 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 [2018-04-09 21:05:26,828 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,832 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-09 21:05:26,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:26,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:26,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:26,847 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 [2018-04-09 21:05:26,847 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,851 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2018-04-09 21:05:26,867 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 [2018-04-09 21:05:26,868 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 [2018-04-09 21:05:26,868 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-04-09 21:05:26,886 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-09 21:05:26,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:05:26,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,891 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,896 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. [2018-04-09 21:05:26,896 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:41 [2018-04-09 21:05:26,910 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 48 treesize of output 30 [2018-04-09 21:05:26,912 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 22 treesize of output 13 [2018-04-09 21:05:26,912 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,916 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 17 treesize of output 9 [2018-04-09 21:05:26,916 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,917 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,917 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:26,917 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:48, output treesize:4 [2018-04-09 21:05:26,929 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:26,929 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:28,954 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-09 21:05:28,974 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 9 treesize of output 8 [2018-04-09 21:05:28,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:28,982 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 22 treesize of output 18 [2018-04-09 21:05:28,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-04-09 21:05:28,984 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:28,986 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:28,987 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 15 [2018-04-09 21:05:28,988 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 6 treesize of output 1 [2018-04-09 21:05:28,989 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:28,990 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:28,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:29,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:05:29,002 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:34, output treesize:14 [2018-04-09 21:05:29,062 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:29,062 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 2 variables, input treesize:22, output treesize:1 [2018-04-09 21:05:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:29,090 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:05:29,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2018-04-09 21:05:29,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-09 21:05:29,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-09 21:05:29,090 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=254, Unknown=1, NotChecked=0, Total=306 [2018-04-09 21:05:29,091 INFO L87 Difference]: Start difference. First operand 189 states and 205 transitions. Second operand 18 states. [2018-04-09 21:05:33,547 WARN L148 SmtUtils]: Spent 123ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-09 21:05:44,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:44,511 INFO L93 Difference]: Finished difference Result 291 states and 319 transitions. [2018-04-09 21:05:44,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-09 21:05:44,511 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 69 [2018-04-09 21:05:44,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:44,513 INFO L225 Difference]: With dead ends: 291 [2018-04-09 21:05:44,513 INFO L226 Difference]: Without dead ends: 262 [2018-04-09 21:05:44,514 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=356, Invalid=1049, Unknown=1, NotChecked=0, Total=1406 [2018-04-09 21:05:44,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-09 21:05:44,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 175. [2018-04-09 21:05:44,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-04-09 21:05:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 189 transitions. [2018-04-09 21:05:44,520 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 189 transitions. Word has length 69 [2018-04-09 21:05:44,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:44,521 INFO L459 AbstractCegarLoop]: Abstraction has 175 states and 189 transitions. [2018-04-09 21:05:44,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-09 21:05:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 189 transitions. [2018-04-09 21:05:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-09 21:05:44,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:44,521 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-09 21:05:44,521 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:44,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1533313521, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:44,529 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:44,552 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:44,559 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 [2018-04-09 21:05:44,560 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 [2018-04-09 21:05:44,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,562 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-09 21:05:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-04-09 21:05:44,570 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:44,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:05:44,573 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,574 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-04-09 21:05:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-04-09 21:05:44,599 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:05:44,599 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-09 21:05:44,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-09 21:05:44,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-09 21:05:44,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:05:44,600 INFO L87 Difference]: Start difference. First operand 175 states and 189 transitions. Second operand 6 states. [2018-04-09 21:05:44,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:44,728 INFO L93 Difference]: Finished difference Result 175 states and 189 transitions. [2018-04-09 21:05:44,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-09 21:05:44,728 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2018-04-09 21:05:44,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:44,729 INFO L225 Difference]: With dead ends: 175 [2018-04-09 21:05:44,729 INFO L226 Difference]: Without dead ends: 174 [2018-04-09 21:05:44,730 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-04-09 21:05:44,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-09 21:05:44,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2018-04-09 21:05:44,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-04-09 21:05:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 188 transitions. [2018-04-09 21:05:44,736 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 188 transitions. Word has length 71 [2018-04-09 21:05:44,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:44,736 INFO L459 AbstractCegarLoop]: Abstraction has 174 states and 188 transitions. [2018-04-09 21:05:44,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-09 21:05:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 188 transitions. [2018-04-09 21:05:44,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-09 21:05:44,736 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:44,737 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-04-09 21:05:44,737 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:44,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1533313522, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:44,742 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:44,766 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:44,792 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 [2018-04-09 21:05:44,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:44,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,795 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,798 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,798 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-04-09 21:05:44,878 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 [2018-04-09 21:05:44,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:44,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,898 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,898 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11 [2018-04-09 21:05:44,931 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 [2018-04-09 21:05:44,932 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 [2018-04-09 21:05:44,932 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,933 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,938 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 26 treesize of output 20 [2018-04-09 21:05:44,939 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 20 treesize of output 11 [2018-04-09 21:05:44,939 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,942 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:44,944 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:11 [2018-04-09 21:05:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:44,964 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:45,000 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:05:45,001 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:45,011 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 16 treesize of output 14 [2018-04-09 21:05:45,012 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:05:45,016 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:24 [2018-04-09 21:05:45,054 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-09 21:05:45,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 8 [2018-04-09 21:05:45,067 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,087 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 16 treesize of output 12 [2018-04-09 21:05:45,088 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 12 treesize of output 3 [2018-04-09 21:05:45,088 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,089 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,091 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 19 treesize of output 17 [2018-04-09 21:05:45,092 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 6 treesize of output 1 [2018-04-09 21:05:45,092 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,095 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:05:45,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:05:45,116 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:33, output treesize:19 [2018-04-09 21:05:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:45,228 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-09 21:05:45,228 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [13] total 24 [2018-04-09 21:05:45,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-09 21:05:45,229 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-09 21:05:45,229 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=496, Unknown=0, NotChecked=0, Total=600 [2018-04-09 21:05:45,229 INFO L87 Difference]: Start difference. First operand 174 states and 188 transitions. Second operand 25 states. [2018-04-09 21:05:45,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:05:45,770 INFO L93 Difference]: Finished difference Result 302 states and 329 transitions. [2018-04-09 21:05:45,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 21:05:45,770 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 71 [2018-04-09 21:05:45,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:05:45,772 INFO L225 Difference]: With dead ends: 302 [2018-04-09 21:05:45,772 INFO L226 Difference]: Without dead ends: 300 [2018-04-09 21:05:45,772 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 118 SyntacticMatches, 3 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=418, Invalid=1142, Unknown=0, NotChecked=0, Total=1560 [2018-04-09 21:05:45,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-09 21:05:45,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 184. [2018-04-09 21:05:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-09 21:05:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 198 transitions. [2018-04-09 21:05:45,783 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 198 transitions. Word has length 71 [2018-04-09 21:05:45,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:05:45,784 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 198 transitions. [2018-04-09 21:05:45,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-09 21:05:45,784 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 198 transitions. [2018-04-09 21:05:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-09 21:05:45,785 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:05:45,785 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1] [2018-04-09 21:05:45,785 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr3RequiresViolation, mainErr52AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr58EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-09 21:05:45,785 INFO L82 PathProgramCache]: Analyzing trace with hash 717117382, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:05:45,796 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:05:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:05:45,849 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:05:45,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:45,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:45,858 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 [2018-04-09 21:05:45,858 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,865 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-09 21:05:45,894 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 13 treesize of output 10 [2018-04-09 21:05:45,895 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 10 treesize of output 9 [2018-04-09 21:05:45,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,897 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,904 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-09 21:05:45,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:45,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:45,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:45,919 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 28 treesize of output 52 [2018-04-09 21:05:45,919 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,929 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:49 [2018-04-09 21:05:45,966 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 43 treesize of output 44 [2018-04-09 21:05:45,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:45,968 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,984 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:45,984 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:60, output treesize:56 [2018-04-09 21:05:46,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,010 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 33 treesize of output 75 [2018-04-09 21:05:46,011 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,029 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:82 [2018-04-09 21:05:46,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 69 [2018-04-09 21:05:46,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:46,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,141 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,161 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,162 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:96, output treesize:82 [2018-04-09 21:05:46,166 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 [2018-04-09 21:05:46,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:46,169 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,172 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,199 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 60 treesize of output 53 [2018-04-09 21:05:46,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 55 [2018-04-09 21:05:46,203 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,219 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,251 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,251 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:104, output treesize:96 [2018-04-09 21:05:46,292 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 27 treesize of output 28 [2018-04-09 21:05:46,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:05:46,294 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,299 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,329 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 108 treesize of output 117 [2018-04-09 21:05:46,331 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 22 treesize of output 24 [2018-04-09 21:05:46,332 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,346 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,365 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:140, output treesize:142 [2018-04-09 21:05:46,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,397 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 38 treesize of output 36 [2018-04-09 21:05:46,399 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 15 [2018-04-09 21:05:46,399 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:46,412 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 7 [2018-04-09 21:05:46,413 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:46,434 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:46,434 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:156, output treesize:137 [2018-04-09 21:05:46,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,591 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 88 [2018-04-09 21:05:46,594 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 [2018-04-09 21:05:46,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,611 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 61 treesize of output 35 [2018-04-09 21:05:46,611 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:05:46,623 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:46,632 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:46,642 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. [2018-04-09 21:05:46,642 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:130, output treesize:45 [2018-04-09 21:05:46,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:46,696 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 [2018-04-09 21:05:46,696 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,707 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. [2018-04-09 21:05:46,707 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:51, output treesize:33 [2018-04-09 21:05:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:05:46,765 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:05:46,902 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-09 21:05:46,928 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 9 treesize of output 8 [2018-04-09 21:05:46,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,939 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 16 treesize of output 12 [2018-04-09 21:05:46,941 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 3 [2018-04-09 21:05:46,941 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,943 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:05:46,951 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:05:46,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:05:46,974 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:209, output treesize:261 [2018-04-09 21:05:47,834 WARN L151 SmtUtils]: Spent 386ms on a formula simplification. DAG size of input: 100 DAG size of output 42 [2018-04-09 21:05:47,960 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 584 treesize of output 276 [2018-04-09 21:05:47,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-09 21:05:47,964 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:47,997 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 275 treesize of output 173 [2018-04-09 21:05:48,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 158 [2018-04-09 21:05:48,002 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:48,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 158 treesize of output 166 [2018-04-09 21:05:48,061 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:48,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:48,117 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 155 treesize of output 103 [2018-04-09 21:05:48,120 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 9 treesize of output 8 [2018-04-09 21:05:48,120 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:48,137 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:48,163 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 89 treesize of output 103 [2018-04-09 21:05:48,582 WARN L151 SmtUtils]: Spent 412ms on a formula simplification. DAG size of input: 278 DAG size of output 198 [2018-04-09 21:05:48,585 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 59 treesize of output 58 [2018-04-09 21:05:48,585 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:48,877 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 52 treesize of output 58 [2018-04-09 21:05:48,878 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,104 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 52 treesize of output 56 [2018-04-09 21:05:49,104 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,107 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 58 treesize of output 59 [2018-04-09 21:05:49,107 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,334 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 61 treesize of output 60 [2018-04-09 21:05:49,362 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 45 [2018-04-09 21:05:49,363 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,387 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 40 treesize of output 34 [2018-04-09 21:05:49,387 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,408 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2018-04-09 21:05:49,410 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 31 [2018-04-09 21:05:49,437 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,456 INFO L267 ElimStorePlain]: Start of recursive call 14: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:49,459 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,462 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 56 treesize of output 48 [2018-04-09 21:05:49,465 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,465 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,468 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 31 treesize of output 31 [2018-04-09 21:05:49,469 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:49,483 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,488 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,491 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,495 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 58 treesize of output 49 [2018-04-09 21:05:49,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:49,510 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,523 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:05:49,526 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,534 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,779 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 48 [2018-04-09 21:05:49,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:49,783 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 27 treesize of output 17 [2018-04-09 21:05:49,784 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:49,794 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,801 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 6 treesize of output 1 [2018-04-09 21:05:49,801 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:49,805 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:49,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,001 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 59 treesize of output 52 [2018-04-09 21:05:50,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,006 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 33 treesize of output 25 [2018-04-09 21:05:50,006 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:50,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:05:50,018 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:50,023 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:50,025 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,026 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 53 treesize of output 48 [2018-04-09 21:05:50,029 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 6 treesize of output 1 [2018-04-09 21:05:50,029 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:50,039 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,039 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,039 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,040 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,041 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 31 treesize of output 31 [2018-04-09 21:05:50,042 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:50,054 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:50,284 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:50,295 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 2 case distinctions, treesize of input 66 treesize of output 69 [2018-04-09 21:05:50,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,355 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 2 case distinctions, treesize of input 51 treesize of output 59 [2018-04-09 21:05:50,356 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:50,455 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,456 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,468 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 2 case distinctions, treesize of input 45 treesize of output 53 [2018-04-09 21:05:50,469 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:50,561 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,571 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 40 treesize of output 51 [2018-04-09 21:05:50,572 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:50,695 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,696 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,710 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 2 case distinctions, treesize of input 48 treesize of output 56 [2018-04-09 21:05:50,711 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:50,836 INFO L267 ElimStorePlain]: Start of recursive call 35: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-09 21:05:50,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:50,857 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 63 treesize of output 58 [2018-04-09 21:05:50,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,898 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 37 treesize of output 48 [2018-04-09 21:05:50,900 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:50,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:50,968 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 58 [2018-04-09 21:05:50,970 INFO L267 ElimStorePlain]: Start of recursive call 42: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:05:51,058 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-09 21:05:51,060 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:05:51,061 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 64 treesize of output 53 [2018-04-09 21:05:51,063 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,064 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,066 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,075 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 2 case distinctions, treesize of input 37 treesize of output 56 [2018-04-09 21:05:51,076 INFO L267 ElimStorePlain]: Start of recursive call 44: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:51,121 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:51,548 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,549 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 47 [2018-04-09 21:05:51,559 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:51,568 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 28 treesize of output 39 [2018-04-09 21:05:51,569 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:51,598 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:52,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-09 21:05:52,044 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 6 treesize of output 1 [2018-04-09 21:05:52,045 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:52,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,062 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 1 case distinctions, treesize of input 35 treesize of output 34 [2018-04-09 21:05:52,062 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:52,076 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:52,485 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,486 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 62 treesize of output 53 [2018-04-09 21:05:52,497 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,506 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 28 treesize of output 39 [2018-04-09 21:05:52,507 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:52,539 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:52,541 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,542 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 49 [2018-04-09 21:05:52,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:52,562 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 31 treesize of output 42 [2018-04-09 21:05:52,562 INFO L267 ElimStorePlain]: Start of recursive call 53: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:52,591 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:53,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:53,008 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 55 treesize of output 54 [2018-04-09 21:05:53,058 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-09 21:05:53,058 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:53,080 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 1 case distinctions, treesize of input 28 treesize of output 30 [2018-04-09 21:05:53,081 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:53,102 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 42 treesize of output 36 [2018-04-09 21:05:53,102 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:53,121 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:53,127 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 1 case distinctions, treesize of input 36 treesize of output 35 [2018-04-09 21:05:53,128 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:53,150 INFO L267 ElimStorePlain]: Start of recursive call 54: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:05:53,551 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 31 dim-0 vars, and 36 xjuncts. [2018-04-09 21:05:53,953 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 31 dim-0 vars, and 36 xjuncts. [2018-04-09 21:05:53,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:53,960 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 159 treesize of output 107 [2018-04-09 21:05:53,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-09 21:05:53,963 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:53,979 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:54,006 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 99 treesize of output 111 [2018-04-09 21:05:54,479 WARN L151 SmtUtils]: Spent 466ms on a formula simplification. DAG size of input: 308 DAG size of output 225 [2018-04-09 21:05:54,493 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 3 case distinctions, treesize of input 63 treesize of output 76 [2018-04-09 21:05:54,493 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:54,851 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 66 treesize of output 65 [2018-04-09 21:05:54,852 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:55,150 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 68 treesize of output 69 [2018-04-09 21:05:55,151 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:55,153 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:55,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 66 [2018-04-09 21:05:55,154 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 21:05:55,446 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:55,447 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 72 treesize of output 61 [2018-04-09 21:05:55,462 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:55,482 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 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-09 21:05:55,485 INFO L267 ElimStorePlain]: Start of recursive call 67: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:05:55,699 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:05:55,701 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:55,703 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 66 treesize of output 57 [2018-04-09 21:05:55,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:55,736 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 5 case distinctions, treesize of input 39 treesize of output 70 [2018-04-09 21:05:55,739 INFO L267 ElimStorePlain]: Start of recursive call 69: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:05:55,948 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:05:56,932 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,935 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 68 treesize of output 57 [2018-04-09 21:05:56,946 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,947 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 22 treesize of output 17 [2018-04-09 21:05:56,948 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:56,961 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:05:56,961 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:56,968 INFO L267 ElimStorePlain]: Start of recursive call 70: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:56,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,972 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 66 treesize of output 56 [2018-04-09 21:05:56,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:56,977 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 31 treesize of output 31 [2018-04-09 21:05:56,977 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:56,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:05:56,993 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:57,001 INFO L267 ElimStorePlain]: Start of recursive call 73: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:05:57,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:57,009 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 71 treesize of output 68 [2018-04-09 21:05:57,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 47 [2018-04-09 21:05:57,042 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:57,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:57,082 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 33 [2018-04-09 21:05:57,083 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:57,085 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:57,086 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 39 treesize of output 34 [2018-04-09 21:05:57,086 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:57,122 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:57,123 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:57,126 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 51 treesize of output 45 [2018-04-09 21:05:57,126 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:05:57,166 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 1 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:05:57,167 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-04-09 21:05:57,209 INFO L267 ElimStorePlain]: Start of recursive call 76: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-09 21:05:58,276 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:58,277 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 66 treesize of output 55 [2018-04-09 21:05:58,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:58,316 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 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-09 21:05:58,321 INFO L267 ElimStorePlain]: Start of recursive call 83: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:05:58,528 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:05:59,953 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:05:59,960 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 65 treesize of output 62 [2018-04-09 21:05:59,996 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 3 case distinctions, treesize of input 45 treesize of output 59 [2018-04-09 21:05:59,997 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-09 21:06:00,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 35 [2018-04-09 21:06:00,072 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,074 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 28 [2018-04-09 21:06:00,074 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,075 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 [2018-04-09 21:06:00,075 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,077 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 36 treesize of output 30 [2018-04-09 21:06:00,077 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,079 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 34 [2018-04-09 21:06:00,079 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,134 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:00,153 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 4 case distinctions, treesize of input 50 treesize of output 71 [2018-04-09 21:06:00,155 INFO L267 ElimStorePlain]: Start of recursive call 91: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:06:00,295 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 42 treesize of output 36 [2018-04-09 21:06:00,295 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,297 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 30 treesize of output 24 [2018-04-09 21:06:00,297 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,299 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 30 treesize of output 24 [2018-04-09 21:06:00,299 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,301 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 30 [2018-04-09 21:06:00,301 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-09 21:06:00,303 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,304 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 38 treesize of output 32 [2018-04-09 21:06:00,305 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,306 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 43 treesize of output 37 [2018-04-09 21:06:00,307 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:00,398 INFO L267 ElimStorePlain]: Start of recursive call 84: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 11 xjuncts. [2018-04-09 21:06:01,979 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:01,980 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 63 treesize of output 56 [2018-04-09 21:06:01,986 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:06:01,987 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:01,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:01,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:01,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:01,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:02,001 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 31 treesize of output 31 [2018-04-09 21:06:02,002 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:06:02,013 INFO L267 ElimStorePlain]: Start of recursive call 99: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:02,014 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:02,016 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 69 treesize of output 60 [2018-04-09 21:06:02,018 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:02,018 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:02,021 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 33 treesize of output 25 [2018-04-09 21:06:02,021 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:06:02,038 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:06:02,038 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:02,046 INFO L267 ElimStorePlain]: Start of recursive call 102: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:03,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:03,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:03,659 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 73 treesize of output 66 [2018-04-09 21:06:03,690 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:03,714 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 5 case distinctions, treesize of input 45 treesize of output 76 [2018-04-09 21:06:03,718 INFO L267 ElimStorePlain]: Start of recursive call 106: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:06:04,039 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:04,045 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:04,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 96 [2018-04-09 21:06:04,078 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-09 21:06:04,108 INFO L267 ElimStorePlain]: Start of recursive call 107: 32 dim-0 vars, End of recursive call: 32 dim-0 vars, and 128 xjuncts. [2018-04-09 21:06:05,499 INFO L267 ElimStorePlain]: Start of recursive call 105: 2 dim-1 vars, End of recursive call: 18 dim-0 vars, and 41 xjuncts. [2018-04-09 21:06:05,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:05,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:05,516 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 2 case distinctions, treesize of input 76 treesize of output 77 [2018-04-09 21:06:05,573 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:05,594 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 5 case distinctions, treesize of input 51 treesize of output 82 [2018-04-09 21:06:05,598 INFO L267 ElimStorePlain]: Start of recursive call 109: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:06:05,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:05,991 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:06,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 94 [2018-04-09 21:06:06,018 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:06,026 INFO L267 ElimStorePlain]: Start of recursive call 110: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:06,936 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:06,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:06,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 91 [2018-04-09 21:06:06,967 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:06,974 INFO L267 ElimStorePlain]: Start of recursive call 111: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:08,133 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:08,137 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:08,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 94 [2018-04-09 21:06:08,164 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:08,172 INFO L267 ElimStorePlain]: Start of recursive call 112: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:09,497 INFO L267 ElimStorePlain]: Start of recursive call 108: 4 dim-1 vars, End of recursive call: 32 dim-0 vars, and 47 xjuncts. [2018-04-09 21:06:09,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:09,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:09,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 60 [2018-04-09 21:06:09,514 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:09,515 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:09,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:09,521 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:09,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 94 [2018-04-09 21:06:09,545 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:09,552 INFO L267 ElimStorePlain]: Start of recursive call 114: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 48 xjuncts. [2018-04-09 21:06:10,111 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 26 xjuncts. [2018-04-09 21:06:15,444 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:15,445 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 63 treesize of output 54 [2018-04-09 21:06:15,477 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 6 treesize of output 1 [2018-04-09 21:06:15,478 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:15,488 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:15,507 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 4 case distinctions, treesize of input 41 treesize of output 62 [2018-04-09 21:06:15,509 INFO L267 ElimStorePlain]: Start of recursive call 117: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:06:15,586 INFO L267 ElimStorePlain]: Start of recursive call 115: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 7 xjuncts. [2018-04-09 21:06:15,588 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:15,589 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 59 treesize of output 52 [2018-04-09 21:06:15,591 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:06:15,591 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:15,600 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:15,607 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 1 case distinctions, treesize of input 33 treesize of output 30 [2018-04-09 21:06:15,607 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:15,621 INFO L267 ElimStorePlain]: Start of recursive call 118: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:20,300 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:20,303 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 65 treesize of output 56 [2018-04-09 21:06:20,308 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:06:20,309 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:20,321 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 6 treesize of output 1 [2018-04-09 21:06:20,321 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:20,331 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:20,333 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 27 treesize of output 17 [2018-04-09 21:06:20,333 INFO L267 ElimStorePlain]: Start of recursive call 124: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:06:20,341 INFO L267 ElimStorePlain]: Start of recursive call 121: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:24,791 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 111 dim-0 vars, and 135 xjuncts. [2018-04-09 21:06:29,278 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 111 dim-0 vars, and 135 xjuncts. [2018-04-09 21:06:37,050 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:37,090 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 4 case distinctions, treesize of input 158 treesize of output 121 [2018-04-09 21:06:37,096 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 109 treesize of output 108 [2018-04-09 21:06:37,097 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:37,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 103 treesize of output 127 [2018-04-09 21:06:37,199 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 4 xjuncts. [2018-04-09 21:06:37,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:37,321 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 109 treesize of output 121 [2018-04-09 21:06:37,871 WARN L151 SmtUtils]: Spent 540ms on a formula simplification. DAG size of input: 313 DAG size of output 230 [2018-04-09 21:06:37,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 [2018-04-09 21:06:37,874 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:38,287 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 72 treesize of output 78 [2018-04-09 21:06:38,287 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:38,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 81 [2018-04-09 21:06:38,625 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:38,627 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 84 [2018-04-09 21:06:38,632 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:38,968 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,969 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 75 treesize of output 66 [2018-04-09 21:06:38,974 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 10 [2018-04-09 21:06:38,975 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:38,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:38,995 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 1 case distinctions, treesize of input 35 treesize of output 34 [2018-04-09 21:06:38,996 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:39,014 INFO L267 ElimStorePlain]: Start of recursive call 133: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:39,382 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:39,383 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 76 treesize of output 67 [2018-04-09 21:06:39,399 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:39,409 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 4 case distinctions, treesize of input 39 treesize of output 52 [2018-04-09 21:06:39,410 INFO L267 ElimStorePlain]: Start of recursive call 137: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:39,451 INFO L267 ElimStorePlain]: Start of recursive call 136: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:39,454 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:39,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 71 [2018-04-09 21:06:39,473 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:39,483 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 4 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:06:39,484 INFO L267 ElimStorePlain]: Start of recursive call 139: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:39,530 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,011 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 76 treesize of output 65 [2018-04-09 21:06:40,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,037 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 4 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:06:40,038 INFO L267 ElimStorePlain]: Start of recursive call 141: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,080 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,565 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,566 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 73 treesize of output 66 [2018-04-09 21:06:40,568 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 6 treesize of output 1 [2018-04-09 21:06:40,568 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:40,581 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,582 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,582 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,585 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,594 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 58 [2018-04-09 21:06:40,595 INFO L267 ElimStorePlain]: Start of recursive call 144: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,644 INFO L267 ElimStorePlain]: Start of recursive call 142: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,646 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,647 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 79 treesize of output 70 [2018-04-09 21:06:40,649 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 6 treesize of output 1 [2018-04-09 21:06:40,649 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:40,664 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,664 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:40,677 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 52 [2018-04-09 21:06:40,678 INFO L267 ElimStorePlain]: Start of recursive call 147: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:40,724 INFO L267 ElimStorePlain]: Start of recursive call 145: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:41,224 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,227 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 66 [2018-04-09 21:06:41,229 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 6 treesize of output 1 [2018-04-09 21:06:41,230 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:41,247 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 10 [2018-04-09 21:06:41,247 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:41,259 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2018-04-09 21:06:41,261 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:06:41,272 INFO L267 ElimStorePlain]: Start of recursive call 148: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:41,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:41,804 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 83 treesize of output 76 [2018-04-09 21:06:41,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,846 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 4 case distinctions, treesize of input 55 treesize of output 62 [2018-04-09 21:06:41,847 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:41,925 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,929 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:41,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 60 treesize of output 74 [2018-04-09 21:06:41,947 INFO L267 ElimStorePlain]: Start of recursive call 154: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:06:42,086 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-09 21:06:42,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:42,089 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 84 treesize of output 71 [2018-04-09 21:06:42,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,104 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,108 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 68 [2018-04-09 21:06:42,120 INFO L267 ElimStorePlain]: Start of recursive call 156: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,183 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,186 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:42,197 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 2 case distinctions, treesize of input 86 treesize of output 87 [2018-04-09 21:06:42,265 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,268 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-09 21:06:42,284 INFO L267 ElimStorePlain]: Start of recursive call 158: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,423 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,426 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-09 21:06:42,447 INFO L267 ElimStorePlain]: Start of recursive call 159: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,594 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 4 case distinctions, treesize of input 58 treesize of output 65 [2018-04-09 21:06:42,595 INFO L267 ElimStorePlain]: Start of recursive call 160: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,738 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:42,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 72 [2018-04-09 21:06:42,755 INFO L267 ElimStorePlain]: Start of recursive call 161: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:42,910 INFO L267 ElimStorePlain]: Start of recursive call 157: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-09 21:06:43,759 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:43,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 72 [2018-04-09 21:06:43,799 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 55 treesize of output 51 [2018-04-09 21:06:43,799 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:43,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 44 [2018-04-09 21:06:43,846 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:43,852 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 1 case distinctions, treesize of input 43 treesize of output 45 [2018-04-09 21:06:43,853 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:43,914 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 60 treesize of output 56 [2018-04-09 21:06:43,914 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:43,980 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:43,987 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 1 case distinctions, treesize of input 51 treesize of output 50 [2018-04-09 21:06:43,987 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:43,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:43,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 49 [2018-04-09 21:06:43,996 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:06:44,063 INFO L267 ElimStorePlain]: Start of recursive call 162: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-09 21:06:44,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2018-04-09 21:06:44,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,911 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 58 [2018-04-09 21:06:44,912 INFO L267 ElimStorePlain]: Start of recursive call 170: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:44,964 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 6 treesize of output 1 [2018-04-09 21:06:44,964 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:44,990 INFO L267 ElimStorePlain]: Start of recursive call 169: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:44,992 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:44,996 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 67 [2018-04-09 21:06:45,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:06:45,010 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:45,023 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,032 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 30 treesize of output 39 [2018-04-09 21:06:45,033 INFO L267 ElimStorePlain]: Start of recursive call 174: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:45,065 INFO L267 ElimStorePlain]: Start of recursive call 172: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:45,068 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,076 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 81 treesize of output 78 [2018-04-09 21:06:45,121 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 64 treesize of output 58 [2018-04-09 21:06:45,122 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:45,165 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,169 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,182 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 68 [2018-04-09 21:06:45,184 INFO L267 ElimStorePlain]: Start of recursive call 177: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:45,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-09 21:06:45,282 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:45,351 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:45,360 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 52 treesize of output 61 [2018-04-09 21:06:45,361 INFO L267 ElimStorePlain]: Start of recursive call 179: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:06:45,443 INFO L267 ElimStorePlain]: Start of recursive call 175: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-09 21:06:46,357 INFO L267 ElimStorePlain]: Start of recursive call 128: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 41 dim-0 vars, and 49 xjuncts. [2018-04-09 21:06:46,361 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:46,387 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 113 treesize of output 123 [2018-04-09 21:06:46,917 WARN L151 SmtUtils]: Spent 519ms on a formula simplification. DAG size of input: 326 DAG size of output 243 [2018-04-09 21:06:46,919 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 83 treesize of output 82 [2018-04-09 21:06:46,943 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-09 21:06:47,365 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 3 case distinctions, treesize of input 74 treesize of output 87 [2018-04-09 21:06:47,366 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:47,736 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 80 treesize of output 90 [2018-04-09 21:06:47,736 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:47,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:47,749 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 3 case distinctions, treesize of input 74 treesize of output 87 [2018-04-09 21:06:47,750 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 2 xjuncts. [2018-04-09 21:06:48,148 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:48,149 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 70 treesize of output 59 [2018-04-09 21:06:48,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:48,182 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 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-09 21:06:48,185 INFO L267 ElimStorePlain]: Start of recursive call 186: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:06:48,388 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:06:49,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:49,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:49,277 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 77 treesize of output 70 [2018-04-09 21:06:49,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:49,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:49,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 103 [2018-04-09 21:06:49,336 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-09 21:06:49,351 INFO L267 ElimStorePlain]: Start of recursive call 188: 32 dim-0 vars, End of recursive call: 32 dim-0 vars, and 128 xjuncts. [2018-04-09 21:06:50,378 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:50,399 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 5 case distinctions, treesize of input 46 treesize of output 77 [2018-04-09 21:06:50,403 INFO L267 ElimStorePlain]: Start of recursive call 189: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:06:51,170 INFO L267 ElimStorePlain]: Start of recursive call 187: 2 dim-1 vars, End of recursive call: 18 dim-0 vars, and 41 xjuncts. [2018-04-09 21:06:51,173 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:51,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:51,183 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 2 case distinctions, treesize of input 80 treesize of output 81 [2018-04-09 21:06:51,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:51,249 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:51,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 101 [2018-04-09 21:06:51,276 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:51,285 INFO L267 ElimStorePlain]: Start of recursive call 191: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:51,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:52,011 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 5 case distinctions, treesize of input 52 treesize of output 83 [2018-04-09 21:06:52,014 INFO L267 ElimStorePlain]: Start of recursive call 192: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:06:52,746 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:52,750 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:52,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 98 [2018-04-09 21:06:52,776 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:52,784 INFO L267 ElimStorePlain]: Start of recursive call 193: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:53,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:53,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:54,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 95 [2018-04-09 21:06:54,015 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:54,022 INFO L267 ElimStorePlain]: Start of recursive call 194: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 64 xjuncts. [2018-04-09 21:06:55,369 INFO L267 ElimStorePlain]: Start of recursive call 190: 4 dim-1 vars, End of recursive call: 32 dim-0 vars, and 47 xjuncts. [2018-04-09 21:06:55,384 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:55,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:06:55,386 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 78 treesize of output 65 [2018-04-09 21:06:55,389 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:55,389 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:55,394 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:55,396 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:06:55,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 94 [2018-04-09 21:06:55,422 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:06:55,428 INFO L267 ElimStorePlain]: Start of recursive call 196: 16 dim-0 vars, End of recursive call: 16 dim-0 vars, and 48 xjuncts. [2018-04-09 21:06:56,006 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, End of recursive call: 16 dim-0 vars, and 26 xjuncts. [2018-04-09 21:07:00,914 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:00,916 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 70 treesize of output 61 [2018-04-09 21:07:00,931 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:00,952 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 5 case distinctions, treesize of input 39 treesize of output 70 [2018-04-09 21:07:00,954 INFO L267 ElimStorePlain]: Start of recursive call 198: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:07:01,168 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:07:01,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:01,171 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 76 treesize of output 65 [2018-04-09 21:07:01,188 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:01,209 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 5 case distinctions, treesize of input 36 treesize of output 67 [2018-04-09 21:07:01,211 INFO L267 ElimStorePlain]: Start of recursive call 200: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-09 21:07:01,425 INFO L267 ElimStorePlain]: Start of recursive call 199: 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-09 21:07:06,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:06,800 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 79 treesize of output 74 [2018-04-09 21:07:06,831 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:06,851 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 4 case distinctions, treesize of input 65 treesize of output 86 [2018-04-09 21:07:06,853 INFO L267 ElimStorePlain]: Start of recursive call 202: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:07:07,010 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 54 treesize of output 50 [2018-04-09 21:07:07,011 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,137 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 42 treesize of output 38 [2018-04-09 21:07:07,137 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,143 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 48 treesize of output 44 [2018-04-09 21:07:07,143 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,149 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 36 treesize of output 32 [2018-04-09 21:07:07,149 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,155 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 50 treesize of output 46 [2018-04-09 21:07:07,155 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,161 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 54 treesize of output 50 [2018-04-09 21:07:07,162 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,167 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 55 treesize of output 51 [2018-04-09 21:07:07,168 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 38 [2018-04-09 21:07:07,174 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:07,372 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 3 case distinctions, treesize of input 44 treesize of output 58 [2018-04-09 21:07:07,373 INFO L267 ElimStorePlain]: Start of recursive call 211: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:07,388 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 3 case distinctions, treesize of input 45 treesize of output 59 [2018-04-09 21:07:07,389 INFO L267 ElimStorePlain]: Start of recursive call 212: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:07,656 INFO L267 ElimStorePlain]: Start of recursive call 201: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 22 xjuncts. [2018-04-09 21:07:13,324 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:13,325 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 77 treesize of output 66 [2018-04-09 21:07:13,328 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:13,346 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 4 case distinctions, treesize of input 41 treesize of output 62 [2018-04-09 21:07:13,348 INFO L267 ElimStorePlain]: Start of recursive call 214: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:07:13,440 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 10 [2018-04-09 21:07:13,440 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:13,497 INFO L267 ElimStorePlain]: Start of recursive call 213: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 14 xjuncts. [2018-04-09 21:07:13,499 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:13,500 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 73 treesize of output 64 [2018-04-09 21:07:13,506 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 10 [2018-04-09 21:07:13,506 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:13,520 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:13,526 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 1 case distinctions, treesize of input 33 treesize of output 30 [2018-04-09 21:07:13,527 INFO L267 ElimStorePlain]: Start of recursive call 218: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:13,545 INFO L267 ElimStorePlain]: Start of recursive call 216: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:19,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,382 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 79 treesize of output 70 [2018-04-09 21:07:19,413 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,414 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,416 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 33 treesize of output 25 [2018-04-09 21:07:19,416 INFO L267 ElimStorePlain]: Start of recursive call 220: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:19,431 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 5 [2018-04-09 21:07:19,433 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:19,442 INFO L267 ElimStorePlain]: Start of recursive call 219: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:19,444 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,445 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 83 treesize of output 72 [2018-04-09 21:07:19,448 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,450 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,463 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 41 treesize of output 57 [2018-04-09 21:07:19,465 INFO L267 ElimStorePlain]: Start of recursive call 223: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:19,532 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:19,532 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:19,570 INFO L267 ElimStorePlain]: Start of recursive call 222: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 10 xjuncts. [2018-04-09 21:07:19,572 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,573 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 77 treesize of output 68 [2018-04-09 21:07:19,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,591 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 39 treesize of output 63 [2018-04-09 21:07:19,592 INFO L267 ElimStorePlain]: Start of recursive call 226: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-09 21:07:19,672 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:19,672 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:19,721 INFO L267 ElimStorePlain]: Start of recursive call 225: 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 12 xjuncts. [2018-04-09 21:07:19,723 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,724 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 73 treesize of output 66 [2018-04-09 21:07:19,726 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,726 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,727 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,727 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,729 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 31 treesize of output 31 [2018-04-09 21:07:19,729 INFO L267 ElimStorePlain]: Start of recursive call 229: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:19,744 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:19,745 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 5 [2018-04-09 21:07:19,745 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:19,753 INFO L267 ElimStorePlain]: Start of recursive call 228: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:26,190 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:26,193 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 68 [2018-04-09 21:07:26,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:26,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2018-04-09 21:07:26,196 INFO L267 ElimStorePlain]: Start of recursive call 232: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:26,213 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:26,213 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:26,229 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 10 [2018-04-09 21:07:26,230 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:26,241 INFO L267 ElimStorePlain]: Start of recursive call 231: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:32,551 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,553 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 80 treesize of output 68 [2018-04-09 21:07:32,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:32,559 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:32,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,591 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 39 treesize of output 63 [2018-04-09 21:07:32,593 INFO L267 ElimStorePlain]: Start of recursive call 237: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-09 21:07:32,670 INFO L267 ElimStorePlain]: Start of recursive call 235: 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 12 xjuncts. [2018-04-09 21:07:32,672 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,676 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 82 treesize of output 69 [2018-04-09 21:07:32,695 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:32,695 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:32,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,721 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 30 treesize of output 39 [2018-04-09 21:07:32,721 INFO L267 ElimStorePlain]: Start of recursive call 240: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:32,757 INFO L267 ElimStorePlain]: Start of recursive call 238: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:32,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,767 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 85 treesize of output 80 [2018-04-09 21:07:32,806 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 1 case distinctions, treesize of input 63 treesize of output 59 [2018-04-09 21:07:32,807 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:32,859 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 59 [2018-04-09 21:07:32,869 INFO L267 ElimStorePlain]: Start of recursive call 243: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:32,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:32,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 60 [2018-04-09 21:07:32,883 INFO L267 ElimStorePlain]: Start of recursive call 244: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:33,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:33,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:33,035 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 68 treesize of output 81 [2018-04-09 21:07:33,037 INFO L267 ElimStorePlain]: Start of recursive call 245: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:33,248 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 1 case distinctions, treesize of input 55 treesize of output 51 [2018-04-09 21:07:33,249 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:33,256 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 1 case distinctions, treesize of input 49 treesize of output 45 [2018-04-09 21:07:33,257 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:33,263 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 1 case distinctions, treesize of input 56 treesize of output 52 [2018-04-09 21:07:33,263 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:33,269 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 1 case distinctions, treesize of input 48 treesize of output 44 [2018-04-09 21:07:33,270 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:33,275 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 1 case distinctions, treesize of input 37 treesize of output 33 [2018-04-09 21:07:33,276 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:33,465 INFO L267 ElimStorePlain]: Start of recursive call 241: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 14 xjuncts. [2018-04-09 21:07:41,120 INFO L267 ElimStorePlain]: Start of recursive call 180: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 142 dim-0 vars, and 172 xjuncts. [2018-04-09 21:07:41,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:41,150 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 109 treesize of output 121 [2018-04-09 21:07:41,661 WARN L151 SmtUtils]: Spent 503ms on a formula simplification. DAG size of input: 313 DAG size of output 230 [2018-04-09 21:07:41,674 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 3 case distinctions, treesize of input 73 treesize of output 86 [2018-04-09 21:07:41,675 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:42,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:07:42,110 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:42,460 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:42,461 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 72 treesize of output 76 [2018-04-09 21:07:42,462 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:42,464 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 78 treesize of output 79 [2018-04-09 21:07:42,465 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:42,817 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:42,820 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 75 treesize of output 66 [2018-04-09 21:07:42,822 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:42,823 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 27 treesize of output 17 [2018-04-09 21:07:42,823 INFO L267 ElimStorePlain]: Start of recursive call 257: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:42,841 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:42,841 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:42,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:07:42,854 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:42,864 INFO L267 ElimStorePlain]: Start of recursive call 256: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:43,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,218 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 67 [2018-04-09 21:07:43,231 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,232 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 22 treesize of output 17 [2018-04-09 21:07:43,232 INFO L267 ElimStorePlain]: Start of recursive call 261: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,248 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:43,248 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:43,258 INFO L267 ElimStorePlain]: Start of recursive call 260: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:43,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,262 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 76 treesize of output 66 [2018-04-09 21:07:43,268 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:43,268 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:43,282 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,285 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 31 treesize of output 31 [2018-04-09 21:07:43,286 INFO L267 ElimStorePlain]: Start of recursive call 265: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,299 INFO L267 ElimStorePlain]: Start of recursive call 263: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:43,302 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,308 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 81 treesize of output 78 [2018-04-09 21:07:43,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 57 [2018-04-09 21:07:43,350 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:43,405 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 1 case distinctions, treesize of input 66 treesize of output 62 [2018-04-09 21:07:43,405 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:43,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,467 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 48 treesize of output 43 [2018-04-09 21:07:43,468 INFO L267 ElimStorePlain]: Start of recursive call 269: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,470 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,471 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 49 treesize of output 44 [2018-04-09 21:07:43,471 INFO L267 ElimStorePlain]: Start of recursive call 270: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,536 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 57 treesize of output 46 [2018-04-09 21:07:43,537 INFO L267 ElimStorePlain]: Start of recursive call 271: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,538 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,539 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:43,541 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 56 treesize of output 45 [2018-04-09 21:07:43,541 INFO L267 ElimStorePlain]: Start of recursive call 272: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:43,596 INFO L267 ElimStorePlain]: Start of recursive call 266: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:44,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,011 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 69 treesize of output 62 [2018-04-09 21:07:44,013 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 6 treesize of output 1 [2018-04-09 21:07:44,013 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,030 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 1 case distinctions, treesize of input 33 treesize of output 30 [2018-04-09 21:07:44,030 INFO L267 ElimStorePlain]: Start of recursive call 275: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:44,046 INFO L267 ElimStorePlain]: Start of recursive call 273: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:44,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,048 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 73 treesize of output 64 [2018-04-09 21:07:44,051 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,052 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,066 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 57 [2018-04-09 21:07:44,067 INFO L267 ElimStorePlain]: Start of recursive call 277: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:44,136 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 6 treesize of output 1 [2018-04-09 21:07:44,136 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,179 INFO L267 ElimStorePlain]: Start of recursive call 276: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-04-09 21:07:44,687 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,694 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 75 treesize of output 72 [2018-04-09 21:07:44,724 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,734 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 55 treesize of output 64 [2018-04-09 21:07:44,737 INFO L267 ElimStorePlain]: Start of recursive call 280: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:44,814 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 44 treesize of output 38 [2018-04-09 21:07:44,814 INFO L267 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,816 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 43 treesize of output 37 [2018-04-09 21:07:44,816 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,818 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 39 treesize of output 33 [2018-04-09 21:07:44,818 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,820 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 38 treesize of output 32 [2018-04-09 21:07:44,820 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:44,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,877 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:44,892 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 76 [2018-04-09 21:07:44,894 INFO L267 ElimStorePlain]: Start of recursive call 285: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:45,036 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 45 treesize of output 39 [2018-04-09 21:07:45,036 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,038 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 41 treesize of output 35 [2018-04-09 21:07:45,038 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,039 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 39 [2018-04-09 21:07:45,040 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,041 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 40 [2018-04-09 21:07:45,041 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,043 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 34 [2018-04-09 21:07:45,043 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,044 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 34 [2018-04-09 21:07:45,045 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:45,144 INFO L267 ElimStorePlain]: Start of recursive call 279: 4 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-09 21:07:45,756 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:45,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:45,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 87 [2018-04-09 21:07:45,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:45,836 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:45,837 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:45,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:45,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 82 [2018-04-09 21:07:45,854 INFO L267 ElimStorePlain]: Start of recursive call 293: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,017 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,018 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 79 [2018-04-09 21:07:46,035 INFO L267 ElimStorePlain]: Start of recursive call 294: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,206 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 3 case distinctions, treesize of input 58 treesize of output 69 [2018-04-09 21:07:46,207 INFO L267 ElimStorePlain]: Start of recursive call 295: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,368 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,368 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,370 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 76 [2018-04-09 21:07:46,386 INFO L267 ElimStorePlain]: Start of recursive call 296: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,564 INFO L267 ElimStorePlain]: Start of recursive call 292: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-04-09 21:07:46,566 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,567 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,567 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 84 treesize of output 71 [2018-04-09 21:07:46,569 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,569 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,570 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,570 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,574 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 75 [2018-04-09 21:07:46,587 INFO L267 ElimStorePlain]: Start of recursive call 298: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,650 INFO L267 ElimStorePlain]: Start of recursive call 297: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,659 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 83 treesize of output 76 [2018-04-09 21:07:46,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,704 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 3 case distinctions, treesize of input 55 treesize of output 66 [2018-04-09 21:07:46,705 INFO L267 ElimStorePlain]: Start of recursive call 300: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:46,789 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,790 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:46,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:46,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 78 [2018-04-09 21:07:46,811 INFO L267 ElimStorePlain]: Start of recursive call 301: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:07:46,967 INFO L267 ElimStorePlain]: Start of recursive call 299: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-04-09 21:07:47,987 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:47,989 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 76 treesize of output 65 [2018-04-09 21:07:48,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:48,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:48,014 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 3 case distinctions, treesize of input 36 treesize of output 53 [2018-04-09 21:07:48,015 INFO L267 ElimStorePlain]: Start of recursive call 303: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:48,056 INFO L267 ElimStorePlain]: Start of recursive call 302: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:49,078 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:49,079 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 82 treesize of output 71 [2018-04-09 21:07:49,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:49,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:49,107 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 3 case distinctions, treesize of input 36 treesize of output 53 [2018-04-09 21:07:49,108 INFO L267 ElimStorePlain]: Start of recursive call 305: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:49,152 INFO L267 ElimStorePlain]: Start of recursive call 304: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:49,155 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:49,156 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 67 [2018-04-09 21:07:49,171 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:49,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:49,184 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 3 case distinctions, treesize of input 39 treesize of output 56 [2018-04-09 21:07:49,185 INFO L267 ElimStorePlain]: Start of recursive call 307: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:49,225 INFO L267 ElimStorePlain]: Start of recursive call 306: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:50,280 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,281 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 73 treesize of output 66 [2018-04-09 21:07:50,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,284 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,284 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,286 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 31 treesize of output 31 [2018-04-09 21:07:50,286 INFO L267 ElimStorePlain]: Start of recursive call 309: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:50,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:50,306 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:50,315 INFO L267 ElimStorePlain]: Start of recursive call 308: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:50,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,320 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 79 treesize of output 70 [2018-04-09 21:07:50,326 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 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-09 21:07:50,326 INFO L267 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 2 xjuncts. [2018-04-09 21:07:50,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:50,345 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 33 treesize of output 25 [2018-04-09 21:07:50,345 INFO L267 ElimStorePlain]: Start of recursive call 313: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:50,358 INFO L267 ElimStorePlain]: Start of recursive call 311: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:51,372 INFO L267 ElimStorePlain]: Start of recursive call 251: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 44 dim-0 vars, and 50 xjuncts. [2018-04-09 21:07:51,380 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:51,408 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 105 treesize of output 119 [2018-04-09 21:07:51,934 WARN L151 SmtUtils]: Spent 519ms on a formula simplification. DAG size of input: 287 DAG size of output 207 [2018-04-09 21:07:51,938 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 71 treesize of output 77 [2018-04-09 21:07:51,938 INFO L267 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:52,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 71 [2018-04-09 21:07:52,335 INFO L267 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:52,653 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:52,654 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 71 treesize of output 75 [2018-04-09 21:07:52,655 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:52,657 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:52,658 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 68 treesize of output 72 [2018-04-09 21:07:52,658 INFO L267 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:52,977 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:52,978 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 72 treesize of output 65 [2018-04-09 21:07:52,992 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:52,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:52,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:52,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 41 [2018-04-09 21:07:52,995 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,007 INFO L267 ElimStorePlain]: Start of recursive call 319: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,010 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 75 treesize of output 66 [2018-04-09 21:07:53,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 38 [2018-04-09 21:07:53,027 INFO L267 ElimStorePlain]: Start of recursive call 322: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,040 INFO L267 ElimStorePlain]: Start of recursive call 321: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,329 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,340 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 2 case distinctions, treesize of input 79 treesize of output 82 [2018-04-09 21:07:53,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,409 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2018-04-09 21:07:53,410 INFO L267 ElimStorePlain]: Start of recursive call 324: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,477 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,483 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-09 21:07:53,483 INFO L267 ElimStorePlain]: Start of recursive call 325: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,548 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,550 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 53 treesize of output 52 [2018-04-09 21:07:53,551 INFO L267 ElimStorePlain]: Start of recursive call 326: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,604 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,605 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,605 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,609 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 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-09 21:07:53,610 INFO L267 ElimStorePlain]: Start of recursive call 327: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,659 INFO L267 ElimStorePlain]: Start of recursive call 323: 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-09 21:07:53,661 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,662 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 80 treesize of output 68 [2018-04-09 21:07:53,664 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,669 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 55 [2018-04-09 21:07:53,670 INFO L267 ElimStorePlain]: Start of recursive call 329: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,687 INFO L267 ElimStorePlain]: Start of recursive call 328: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,696 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 79 treesize of output 74 [2018-04-09 21:07:53,726 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,728 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 53 treesize of output 52 [2018-04-09 21:07:53,729 INFO L267 ElimStorePlain]: Start of recursive call 331: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,759 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,759 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:53,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:53,764 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-09 21:07:53,767 INFO L267 ElimStorePlain]: Start of recursive call 332: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:53,794 INFO L267 ElimStorePlain]: Start of recursive call 330: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:54,121 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,122 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 71 treesize of output 64 [2018-04-09 21:07:54,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,127 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 35 treesize of output 29 [2018-04-09 21:07:54,127 INFO L267 ElimStorePlain]: Start of recursive call 334: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:54,140 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 6 treesize of output 1 [2018-04-09 21:07:54,140 INFO L267 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:54,147 INFO L267 ElimStorePlain]: Start of recursive call 333: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:54,452 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,459 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 71 treesize of output 70 [2018-04-09 21:07:54,489 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,490 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 53 treesize of output 48 [2018-04-09 21:07:54,490 INFO L267 ElimStorePlain]: Start of recursive call 337: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:54,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,520 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,522 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 53 treesize of output 50 [2018-04-09 21:07:54,523 INFO L267 ElimStorePlain]: Start of recursive call 338: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:54,548 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 34 [2018-04-09 21:07:54,549 INFO L267 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:54,570 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 37 treesize of output 31 [2018-04-09 21:07:54,570 INFO L267 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:54,589 INFO L267 ElimStorePlain]: Start of recursive call 336: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:54,889 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,891 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 72 treesize of output 63 [2018-04-09 21:07:54,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:54,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:07:54,905 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 28 treesize of output 38 [2018-04-09 21:07:54,905 INFO L267 ElimStorePlain]: Start of recursive call 342: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:54,917 INFO L267 ElimStorePlain]: Start of recursive call 341: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,211 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 65 [2018-04-09 21:07:55,227 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 6 treesize of output 1 [2018-04-09 21:07:55,227 INFO L267 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,239 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,240 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 22 treesize of output 17 [2018-04-09 21:07:55,240 INFO L267 ElimStorePlain]: Start of recursive call 345: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,252 INFO L267 ElimStorePlain]: Start of recursive call 343: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,254 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,261 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 74 treesize of output 73 [2018-04-09 21:07:55,295 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 56 treesize of output 50 [2018-04-09 21:07:55,295 INFO L267 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,328 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 42 [2018-04-09 21:07:55,329 INFO L267 ElimStorePlain]: Start of recursive call 348: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,362 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 61 treesize of output 53 [2018-04-09 21:07:55,363 INFO L267 ElimStorePlain]: Start of recursive call 349: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2018-04-09 21:07:55,392 INFO L267 ElimStorePlain]: Start of recursive call 350: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,414 INFO L267 ElimStorePlain]: Start of recursive call 346: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:07:55,416 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2018-04-09 21:07:55,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,421 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,421 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,423 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 31 treesize of output 31 [2018-04-09 21:07:55,423 INFO L267 ElimStorePlain]: Start of recursive call 352: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,439 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 6 treesize of output 1 [2018-04-09 21:07:55,439 INFO L267 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,447 INFO L267 ElimStorePlain]: Start of recursive call 351: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,717 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-09 21:07:55,719 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,719 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,719 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,722 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 33 treesize of output 25 [2018-04-09 21:07:55,722 INFO L267 ElimStorePlain]: Start of recursive call 355: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,737 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 6 treesize of output 1 [2018-04-09 21:07:55,737 INFO L267 ElimStorePlain]: Start of recursive call 356: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,745 INFO L267 ElimStorePlain]: Start of recursive call 354: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,746 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,747 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 69 treesize of output 64 [2018-04-09 21:07:55,749 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 6 treesize of output 1 [2018-04-09 21:07:55,749 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:55,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:55,767 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 31 treesize of output 31 [2018-04-09 21:07:55,767 INFO L267 ElimStorePlain]: Start of recursive call 359: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:55,779 INFO L267 ElimStorePlain]: Start of recursive call 357: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:56,023 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:56,025 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 71 treesize of output 64 [2018-04-09 21:07:56,027 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 6 treesize of output 1 [2018-04-09 21:07:56,028 INFO L267 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:56,041 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 6 treesize of output 1 [2018-04-09 21:07:56,041 INFO L267 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2018-04-09 21:07:56,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:07:56,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2018-04-09 21:07:56,055 INFO L267 ElimStorePlain]: Start of recursive call 363: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:56,064 INFO L267 ElimStorePlain]: Start of recursive call 360: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:07:56,297 INFO L267 ElimStorePlain]: Start of recursive call 314: 3 dim-1 vars, 8 dim-2 vars, End of recursive call: 20 dim-0 vars, and 20 xjuncts. [2018-04-09 21:08:15,823 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:15,876 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 5 new quantified variables, introduced 11 case distinctions, treesize of input 105 treesize of output 132 [2018-04-09 21:08:15,876 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-09 21:08:18,962 WARN L151 SmtUtils]: Spent 3065ms on a formula simplification. DAG size of input: 896 DAG size of output 651 [2018-04-09 21:08:18,965 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 78 treesize of output 77 [2018-04-09 21:08:19,001 INFO L267 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:21,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 113 [2018-04-09 21:08:21,432 INFO L267 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:24,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 65 treesize of output 111 [2018-04-09 21:08:24,084 INFO L267 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:27,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:27,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 65 treesize of output 114 [2018-04-09 21:08:27,025 INFO L267 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:27,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 117 [2018-04-09 21:08:27,058 INFO L267 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:30,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 9 case distinctions, treesize of input 79 treesize of output 134 [2018-04-09 21:08:30,649 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:30,655 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:30,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 90 [2018-04-09 21:08:30,676 INFO L267 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 2 xjuncts. [2018-04-09 21:08:30,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 11 case distinctions, treesize of input 76 treesize of output 132 [2018-04-09 21:08:30,733 INFO L267 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 16 xjuncts. [2018-04-09 21:08:35,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 11 case distinctions, treesize of input 71 treesize of output 122 [2018-04-09 21:08:35,040 INFO L267 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:39,291 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,293 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 93 treesize of output 78 [2018-04-09 21:08:39,295 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,311 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 65 [2018-04-09 21:08:39,312 INFO L267 ElimStorePlain]: Start of recursive call 375: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-09 21:08:39,387 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,387 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,390 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 48 treesize of output 34 [2018-04-09 21:08:39,390 INFO L267 ElimStorePlain]: Start of recursive call 376: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:39,392 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,392 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,395 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 47 treesize of output 33 [2018-04-09 21:08:39,395 INFO L267 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:39,396 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,406 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 2 case distinctions, treesize of input 38 treesize of output 39 [2018-04-09 21:08:39,407 INFO L267 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 4 xjuncts. [2018-04-09 21:08:39,408 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,409 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,414 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 1 case distinctions, treesize of input 39 treesize of output 33 [2018-04-09 21:08:39,415 INFO L267 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 2 xjuncts. [2018-04-09 21:08:39,417 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,427 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 2 case distinctions, treesize of input 41 treesize of output 44 [2018-04-09 21:08:39,428 INFO L267 ElimStorePlain]: Start of recursive call 380: End of recursive call: and 4 xjuncts. [2018-04-09 21:08:39,506 INFO L267 ElimStorePlain]: Start of recursive call 374: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-04-09 21:08:39,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,509 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 97 treesize of output 80 [2018-04-09 21:08:39,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 33 [2018-04-09 21:08:39,525 INFO L267 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 8 xjuncts. [2018-04-09 21:08:39,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:39,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 47 treesize of output 93 [2018-04-09 21:08:39,582 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-09 21:08:39,597 INFO L267 ElimStorePlain]: Start of recursive call 383: 32 dim-0 vars, End of recursive call: 32 dim-0 vars, and 128 xjuncts. [2018-04-09 21:08:40,419 INFO L267 ElimStorePlain]: Start of recursive call 381: 2 dim-1 vars, End of recursive call: 10 dim-0 vars, and 26 xjuncts. [2018-04-09 21:08:40,420 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,422 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 89 treesize of output 76 [2018-04-09 21:08:40,424 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:08:40,426 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 23 treesize of output 16 [2018-04-09 21:08:40,426 INFO L267 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:40,441 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,446 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 1 case distinctions, treesize of input 33 treesize of output 34 [2018-04-09 21:08:40,447 INFO L267 ElimStorePlain]: Start of recursive call 386: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:40,466 INFO L267 ElimStorePlain]: Start of recursive call 384: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:40,467 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,469 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 93 treesize of output 78 [2018-04-09 21:08:40,471 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,490 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 4 case distinctions, treesize of input 49 treesize of output 74 [2018-04-09 21:08:40,492 INFO L267 ElimStorePlain]: Start of recursive call 388: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:08:40,598 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,600 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 47 treesize of output 29 [2018-04-09 21:08:40,600 INFO L267 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:40,603 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,610 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 1 case distinctions, treesize of input 44 treesize of output 35 [2018-04-09 21:08:40,611 INFO L267 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 2 xjuncts. [2018-04-09 21:08:40,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,626 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 2 case distinctions, treesize of input 30 treesize of output 33 [2018-04-09 21:08:40,626 INFO L267 ElimStorePlain]: Start of recursive call 391: End of recursive call: and 4 xjuncts. [2018-04-09 21:08:40,629 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,634 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 1 case distinctions, treesize of input 48 treesize of output 37 [2018-04-09 21:08:40,635 INFO L267 ElimStorePlain]: Start of recursive call 392: End of recursive call: and 2 xjuncts. [2018-04-09 21:08:40,636 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,639 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 56 treesize of output 37 [2018-04-09 21:08:40,639 INFO L267 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:40,642 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,644 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 57 treesize of output 41 [2018-04-09 21:08:40,644 INFO L267 ElimStorePlain]: Start of recursive call 394: End of recursive call: and 1 xjuncts. [2018-04-09 21:08:40,647 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:40,656 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 2 case distinctions, treesize of input 38 treesize of output 39 [2018-04-09 21:08:40,656 INFO L267 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 4 xjuncts. [2018-04-09 21:08:40,734 INFO L267 ElimStorePlain]: Start of recursive call 387: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 7 xjuncts. [2018-04-09 21:08:46,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:46,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 76 [2018-04-09 21:08:46,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:46,928 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:46,936 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 62 [2018-04-09 21:08:46,937 INFO L267 ElimStorePlain]: Start of recursive call 397: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:08:46,997 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,015 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 79 [2018-04-09 21:08:47,017 INFO L267 ElimStorePlain]: Start of recursive call 398: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 14 xjuncts. [2018-04-09 21:08:47,194 INFO L267 ElimStorePlain]: Start of recursive call 396: 2 dim-1 vars, End of recursive call: 6 dim-0 vars, and 11 xjuncts. [2018-04-09 21:08:47,196 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,218 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 2 case distinctions, treesize of input 80 treesize of output 81 [2018-04-09 21:08:47,236 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 58 [2018-04-09 21:08:47,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,277 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 1 case distinctions, treesize of input 50 treesize of output 49 [2018-04-09 21:08:47,278 INFO L267 ElimStorePlain]: Start of recursive call 401: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:47,326 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:08:47,332 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 1 case distinctions, treesize of input 46 treesize of output 45 [2018-04-09 21:08:47,333 INFO L267 ElimStorePlain]: Start of recursive call 402: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:47,376 INFO L267 ElimStorePlain]: Start of recursive call 400: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:47,476 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 5 case distinctions, treesize of input 48 treesize of output 73 [2018-04-09 21:08:47,675 WARN L151 SmtUtils]: Spent 195ms on a formula simplification. DAG size of input: 117 DAG size of output 109 [2018-04-09 21:08:47,677 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,678 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,683 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 1 case distinctions, treesize of input 51 treesize of output 55 [2018-04-09 21:08:47,684 INFO L267 ElimStorePlain]: Start of recursive call 404: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:47,813 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:47,832 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 74 [2018-04-09 21:08:47,834 INFO L267 ElimStorePlain]: Start of recursive call 405: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:08:48,119 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:48,128 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 50 treesize of output 59 [2018-04-09 21:08:48,129 INFO L267 ElimStorePlain]: Start of recursive call 406: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:48,408 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:48,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 57 [2018-04-09 21:08:48,419 INFO L267 ElimStorePlain]: Start of recursive call 407: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:48,730 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:48,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:08:48,749 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 4 case distinctions, treesize of input 52 treesize of output 73 [2018-04-09 21:08:48,750 INFO L267 ElimStorePlain]: Start of recursive call 408: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:49,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:49,088 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 48 treesize of output 43 [2018-04-09 21:08:49,088 INFO L267 ElimStorePlain]: Start of recursive call 409: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:08:49,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:49,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:49,418 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 1 case distinctions, treesize of input 51 treesize of output 53 [2018-04-09 21:08:49,418 INFO L267 ElimStorePlain]: Start of recursive call 410: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:08:49,738 INFO L267 ElimStorePlain]: Start of recursive call 403: 7 dim-1 vars, End of recursive call: 13 dim-0 vars, and 20 xjuncts. [2018-04-09 21:08:50,156 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 45 treesize of output 55 [2018-04-09 21:08:50,182 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:50,183 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 43 treesize of output 38 [2018-04-09 21:08:50,184 INFO L267 ElimStorePlain]: Start of recursive call 412: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:08:50,212 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:50,221 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 45 treesize of output 54 [2018-04-09 21:08:50,222 INFO L267 ElimStorePlain]: Start of recursive call 413: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:50,286 INFO L267 ElimStorePlain]: Start of recursive call 411: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-04-09 21:08:50,762 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 1 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 58 [2018-04-09 21:08:50,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:50,790 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:50,808 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 71 [2018-04-09 21:08:50,817 INFO L267 ElimStorePlain]: Start of recursive call 415: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:08:50,981 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:50,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:08:50,999 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 4 case distinctions, treesize of input 49 treesize of output 70 [2018-04-09 21:08:51,000 INFO L267 ElimStorePlain]: Start of recursive call 416: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-09 21:08:51,204 INFO L267 ElimStorePlain]: Start of recursive call 414: 2 dim-1 vars, End of recursive call: 6 dim-0 vars, and 14 xjuncts. [2018-04-09 21:08:51,830 INFO L267 ElimStorePlain]: Start of recursive call 399: 4 dim-1 vars, End of recursive call: 24 dim-0 vars, and 34 xjuncts. [2018-04-09 21:08:51,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:51,854 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 3 case distinctions, treesize of input 83 treesize of output 92 [2018-04-09 21:08:52,214 WARN L151 SmtUtils]: Spent 355ms on a formula simplification. DAG size of input: 171 DAG size of output 148 [2018-04-09 21:08:52,222 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 54 treesize of output 64 [2018-04-09 21:08:52,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:52,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 47 [2018-04-09 21:08:52,262 INFO L267 ElimStorePlain]: Start of recursive call 419: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:08:52,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:52,314 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 51 treesize of output 60 [2018-04-09 21:08:52,314 INFO L267 ElimStorePlain]: Start of recursive call 420: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-09 21:08:52,399 INFO L267 ElimStorePlain]: Start of recursive call 418: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-04-09 21:08:52,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:52,686 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 77 [2018-04-09 21:08:52,688 INFO L267 ElimStorePlain]: Start of recursive call 421: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:08:53,088 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 1 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 64 [2018-04-09 21:08:53,126 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:53,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:08:53,143 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 4 case distinctions, treesize of input 55 treesize of output 76 [2018-04-09 21:08:53,145 INFO L267 ElimStorePlain]: Start of recursive call 423: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-09 21:08:53,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:53,258 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:53,275 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 77 [2018-04-09 21:08:53,277 INFO L267 ElimStorePlain]: Start of recursive call 424: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-09 21:08:53,537 INFO L267 ElimStorePlain]: Start of recursive call 422: 2 dim-1 vars, End of recursive call: 6 dim-0 vars, and 14 xjuncts. [2018-04-09 21:08:54,163 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:54,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:08:54,197 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_548 term size 54 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:270) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:243) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:445) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:237) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-09 21:08:54,200 INFO L168 Benchmark]: Toolchain (without parser) took 242148.25 ms. Allocated memory was 303.0 MB in the beginning and 383.8 MB in the end (delta: 80.7 MB). Free memory was 240.4 MB in the beginning and 294.6 MB in the end (delta: -54.2 MB). Peak memory consumption was 342.1 MB. Max. memory is 5.3 GB. [2018-04-09 21:08:54,201 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 303.0 MB. Free memory is still 265.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-09 21:08:54,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.35 ms. Allocated memory is still 303.0 MB. Free memory was 240.4 MB in the beginning and 215.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:08:54,201 INFO L168 Benchmark]: Boogie Preprocessor took 69.28 ms. Allocated memory is still 303.0 MB. Free memory was 215.3 MB in the beginning and 212.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:08:54,201 INFO L168 Benchmark]: RCFGBuilder took 720.02 ms. Allocated memory was 303.0 MB in the beginning and 465.6 MB in the end (delta: 162.5 MB). Free memory was 212.3 MB in the beginning and 383.4 MB in the end (delta: -171.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB. [2018-04-09 21:08:54,202 INFO L168 Benchmark]: TraceAbstraction took 241002.88 ms. Allocated memory was 465.6 MB in the beginning and 383.8 MB in the end (delta: -81.8 MB). Free memory was 382.0 MB in the beginning and 294.6 MB in the end (delta: 87.4 MB). Peak memory consumption was 321.3 MB. Max. memory is 5.3 GB. [2018-04-09 21:08:54,203 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 303.0 MB. Free memory is still 265.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 351.35 ms. Allocated memory is still 303.0 MB. Free memory was 240.4 MB in the beginning and 215.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 69.28 ms. Allocated memory is still 303.0 MB. Free memory was 215.3 MB in the beginning and 212.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 720.02 ms. Allocated memory was 303.0 MB in the beginning and 465.6 MB in the end (delta: 162.5 MB). Free memory was 212.3 MB in the beginning and 383.4 MB in the end (delta: -171.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 241002.88 ms. Allocated memory was 465.6 MB in the beginning and 383.8 MB in the end (delta: -81.8 MB). Free memory was 382.0 MB in the beginning and 294.6 MB in the end (delta: 87.4 MB). Peak memory consumption was 321.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_548 term size 54 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimCell_548 term size 54: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0513_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-09_21-08-54-209.csv Received shutdown request...