Make the cardinality of the alphabet of strings configurable (#7298)

This adds an option to change the cardinality of the alphabet of strings. The alphabet of strings is always a prefix of the interval of unicode code points in the string standard.

1 files changed, 393 insertions, 0 deletions

diff --git a/test/regress/regress2/strings/strings-alpha-card-129.smt2 b/test/regress/regress2/strings/strings-alpha-card-129.smt2
new file mode 100644
index 000000000..c0b4ae0a2
--- /dev/null
+++ b/test/regress/regress2/strings/strings-alpha-card-129.smt2
@@ -0,0 +1,393 @@
+; COMMAND-LINE: --strings-alpha-card=128 --simplification=none
+; EXPECT: unsat
+(set-logic QF_SLIA)
+(declare-fun s1 () String)
+(assert (= (str.len s1) 1))
+(declare-fun s2 () String)
+(assert (= (str.len s2) 1))
+(declare-fun s3 () String)
+(assert (= (str.len s3) 1))
+(declare-fun s4 () String)
+(assert (= (str.len s4) 1))
+(declare-fun s5 () String)
+(assert (= (str.len s5) 1))
+(declare-fun s6 () String)
+(assert (= (str.len s6) 1))
+(declare-fun s7 () String)
+(assert (= (str.len s7) 1))
+(declare-fun s8 () String)
+(assert (= (str.len s8) 1))
+(declare-fun s9 () String)
+(assert (= (str.len s9) 1))
+(declare-fun s10 () String)
+(assert (= (str.len s10) 1))
+(declare-fun s11 () String)
+(assert (= (str.len s11) 1))
+(declare-fun s12 () String)
+(assert (= (str.len s12) 1))
+(declare-fun s13 () String)
+(assert (= (str.len s13) 1))
+(declare-fun s14 () String)
+(assert (= (str.len s14) 1))
+(declare-fun s15 () String)
+(assert (= (str.len s15) 1))
+(declare-fun s16 () String)
+(assert (= (str.len s16) 1))
+(declare-fun s17 () String)
+(assert (= (str.len s17) 1))
+(declare-fun s18 () String)
+(assert (= (str.len s18) 1))
+(declare-fun s19 () String)
+(assert (= (str.len s19) 1))
+(declare-fun s20 () String)
+(assert (= (str.len s20) 1))
+(declare-fun s21 () String)
+(assert (= (str.len s21) 1))
+(declare-fun s22 () String)
+(assert (= (str.len s22) 1))
+(declare-fun s23 () String)
+(assert (= (str.len s23) 1))
+(declare-fun s24 () String)
+(assert (= (str.len s24) 1))
+(declare-fun s25 () String)
+(assert (= (str.len s25) 1))
+(declare-fun s26 () String)
+(assert (= (str.len s26) 1))
+(declare-fun s27 () String)
+(assert (= (str.len s27) 1))
+(declare-fun s28 () String)
+(assert (= (str.len s28) 1))
+(declare-fun s29 () String)
+(assert (= (str.len s29) 1))
+(declare-fun s30 () String)
+(assert (= (str.len s30) 1))
+(declare-fun s31 () String)
+(assert (= (str.len s31) 1))
+(declare-fun s32 () String)
+(assert (= (str.len s32) 1))
+(declare-fun s33 () String)
+(assert (= (str.len s33) 1))
+(declare-fun s34 () String)
+(assert (= (str.len s34) 1))
+(declare-fun s35 () String)
+(assert (= (str.len s35) 1))
+(declare-fun s36 () String)
+(assert (= (str.len s36) 1))
+(declare-fun s37 () String)
+(assert (= (str.len s37) 1))
+(declare-fun s38 () String)
+(assert (= (str.len s38) 1))
+(declare-fun s39 () String)
+(assert (= (str.len s39) 1))
+(declare-fun s40 () String)
+(assert (= (str.len s40) 1))
+(declare-fun s41 () String)
+(assert (= (str.len s41) 1))
+(declare-fun s42 () String)
+(assert (= (str.len s42) 1))
+(declare-fun s43 () String)
+(assert (= (str.len s43) 1))
+(declare-fun s44 () String)
+(assert (= (str.len s44) 1))
+(declare-fun s45 () String)
+(assert (= (str.len s45) 1))
+(declare-fun s46 () String)
+(assert (= (str.len s46) 1))
+(declare-fun s47 () String)
+(assert (= (str.len s47) 1))
+(declare-fun s48 () String)
+(assert (= (str.len s48) 1))
+(declare-fun s49 () String)
+(assert (= (str.len s49) 1))
+(declare-fun s50 () String)
+(assert (= (str.len s50) 1))
+(declare-fun s51 () String)
+(assert (= (str.len s51) 1))
+(declare-fun s52 () String)
+(assert (= (str.len s52) 1))
+(declare-fun s53 () String)
+(assert (= (str.len s53) 1))
+(declare-fun s54 () String)
+(assert (= (str.len s54) 1))
+(declare-fun s55 () String)
+(assert (= (str.len s55) 1))
+(declare-fun s56 () String)
+(assert (= (str.len s56) 1))
+(declare-fun s57 () String)
+(assert (= (str.len s57) 1))
+(declare-fun s58 () String)
+(assert (= (str.len s58) 1))
+(declare-fun s59 () String)
+(assert (= (str.len s59) 1))
+(declare-fun s60 () String)
+(assert (= (str.len s60) 1))
+(declare-fun s61 () String)
+(assert (= (str.len s61) 1))
+(declare-fun s62 () String)
+(assert (= (str.len s62) 1))
+(declare-fun s63 () String)
+(assert (= (str.len s63) 1))
+(declare-fun s64 () String)
+(assert (= (str.len s64) 1))
+(declare-fun s65 () String)
+(assert (= (str.len s65) 1))
+(declare-fun s66 () String)
+(assert (= (str.len s66) 1))
+(declare-fun s67 () String)
+(assert (= (str.len s67) 1))
+(declare-fun s68 () String)
+(assert (= (str.len s68) 1))
+(declare-fun s69 () String)
+(assert (= (str.len s69) 1))
+(declare-fun s70 () String)
+(assert (= (str.len s70) 1))
+(declare-fun s71 () String)
+(assert (= (str.len s71) 1))
+(declare-fun s72 () String)
+(assert (= (str.len s72) 1))
+(declare-fun s73 () String)
+(assert (= (str.len s73) 1))
+(declare-fun s74 () String)
+(assert (= (str.len s74) 1))
+(declare-fun s75 () String)
+(assert (= (str.len s75) 1))
+(declare-fun s76 () String)
+(assert (= (str.len s76) 1))
+(declare-fun s77 () String)
+(assert (= (str.len s77) 1))
+(declare-fun s78 () String)
+(assert (= (str.len s78) 1))
+(declare-fun s79 () String)
+(assert (= (str.len s79) 1))
+(declare-fun s80 () String)
+(assert (= (str.len s80) 1))
+(declare-fun s81 () String)
+(assert (= (str.len s81) 1))
+(declare-fun s82 () String)
+(assert (= (str.len s82) 1))
+(declare-fun s83 () String)
+(assert (= (str.len s83) 1))
+(declare-fun s84 () String)
+(assert (= (str.len s84) 1))
+(declare-fun s85 () String)
+(assert (= (str.len s85) 1))
+(declare-fun s86 () String)
+(assert (= (str.len s86) 1))
+(declare-fun s87 () String)
+(assert (= (str.len s87) 1))
+(declare-fun s88 () String)
+(assert (= (str.len s88) 1))
+(declare-fun s89 () String)
+(assert (= (str.len s89) 1))
+(declare-fun s90 () String)
+(assert (= (str.len s90) 1))
+(declare-fun s91 () String)
+(assert (= (str.len s91) 1))
+(declare-fun s92 () String)
+(assert (= (str.len s92) 1))
+(declare-fun s93 () String)
+(assert (= (str.len s93) 1))
+(declare-fun s94 () String)
+(assert (= (str.len s94) 1))
+(declare-fun s95 () String)
+(assert (= (str.len s95) 1))
+(declare-fun s96 () String)
+(assert (= (str.len s96) 1))
+(declare-fun s97 () String)
+(assert (= (str.len s97) 1))
+(declare-fun s98 () String)
+(assert (= (str.len s98) 1))
+(declare-fun s99 () String)
+(assert (= (str.len s99) 1))
+(declare-fun s100 () String)
+(assert (= (str.len s100) 1))
+(declare-fun s101 () String)
+(assert (= (str.len s101) 1))
+(declare-fun s102 () String)
+(assert (= (str.len s102) 1))
+(declare-fun s103 () String)
+(assert (= (str.len s103) 1))
+(declare-fun s104 () String)
+(assert (= (str.len s104) 1))
+(declare-fun s105 () String)
+(assert (= (str.len s105) 1))
+(declare-fun s106 () String)
+(assert (= (str.len s106) 1))
+(declare-fun s107 () String)
+(assert (= (str.len s107) 1))
+(declare-fun s108 () String)
+(assert (= (str.len s108) 1))
+(declare-fun s109 () String)
+(assert (= (str.len s109) 1))
+(declare-fun s110 () String)
+(assert (= (str.len s110) 1))
+(declare-fun s111 () String)
+(assert (= (str.len s111) 1))
+(declare-fun s112 () String)
+(assert (= (str.len s112) 1))
+(declare-fun s113 () String)
+(assert (= (str.len s113) 1))
+(declare-fun s114 () String)
+(assert (= (str.len s114) 1))
+(declare-fun s115 () String)
+(assert (= (str.len s115) 1))
+(declare-fun s116 () String)
+(assert (= (str.len s116) 1))
+(declare-fun s117 () String)
+(assert (= (str.len s117) 1))
+(declare-fun s118 () String)
+(assert (= (str.len s118) 1))
+(declare-fun s119 () String)
+(assert (= (str.len s119) 1))
+(declare-fun s120 () String)
+(assert (= (str.len s120) 1))
+(declare-fun s121 () String)
+(assert (= (str.len s121) 1))
+(declare-fun s122 () String)
+(assert (= (str.len s122) 1))
+(declare-fun s123 () String)
+(assert (= (str.len s123) 1))
+(declare-fun s124 () String)
+(assert (= (str.len s124) 1))
+(declare-fun s125 () String)
+(assert (= (str.len s125) 1))
+(declare-fun s126 () String)
+(assert (= (str.len s126) 1))
+(declare-fun s127 () String)
+(assert (= (str.len s127) 1))
+(declare-fun s128 () String)
+(assert (= (str.len s128) 1))
+(declare-fun s129 () String)
+(assert (= (str.len s129) 1))
+(assert (distinct
+s1
+s2
+s3
+s4
+s5
+s6
+s7
+s8
+s9
+s10
+s11
+s12
+s13
+s14
+s15
+s16
+s17
+s18
+s19
+s20
+s21
+s22
+s23
+s24
+s25
+s26
+s27
+s28
+s29
+s30
+s31
+s32
+s33
+s34
+s35
+s36
+s37
+s38
+s39
+s40
+s41
+s42
+s43
+s44
+s45
+s46
+s47
+s48
+s49
+s50
+s51
+s52
+s53
+s54
+s55
+s56
+s57
+s58
+s59
+s60
+s61
+s62
+s63
+s64
+s65
+s66
+s67
+s68
+s69
+s70
+s71
+s72
+s73
+s74
+s75
+s76
+s77
+s78
+s79
+s80
+s81
+s82
+s83
+s84
+s85
+s86
+s87
+s88
+s89
+s90
+s91
+s92
+s93
+s94
+s95
+s96
+s97
+s98
+s99
+s100
+s101
+s102
+s103
+s104
+s105
+s106
+s107
+s108
+s109
+s110
+s111
+s112
+s113
+s114
+s115
+s116
+s117
+s118
+s119
+s120
+s121
+s122
+s123
+s124
+s125
+s126
+s127
+s128
+s129
+))
+(check-sat)