optimization to quantifiers in Nitpick's handling of simp rules + renamed some SAT solvers
3 * Added and implemented "binary_ints" and "bits" options
4 * Added "std" option and implemented support for nonstandard models
5 * Fixed soundness bugs related to "destroy_constrs" optimization and record
7 * Renamed "MiniSatJNI", "zChaffJNI", "BerkMinAlloy", and "SAT4JLight" to
8 "MiniSat_JNI", "zChaff_JNI", "BerkMin_Alloy", and "SAT4J_Light"
12 * Moved into Isabelle/HOL "Main"
13 * Renamed "nitpick_const_def" to "nitpick_def", "nitpick_const_simp" to
14 "nitpick_simp", "nitpick_const_psimp" to "nitpick_psimp", and
15 "nitpick_ind_intro" to "nitpick_intro"
16 * Replaced "special_depth" and "skolemize_depth" options by "specialize"
18 * Renamed "coalesce_type_vars" to "merge_type_vars"
19 * Optimized Kodkod encoding of datatypes whose constructors don't appear in
20 the formula to falsify
21 * Added support for codatatype view of datatypes
22 * Fixed soundness bug in the "uncurry" optimization
23 * Fixed soundness bugs related to sets, sets of sets, (co)inductive
24 predicates, typedefs, "finite", "rel_comp", and negative literals
25 * Fixed monotonicity check
26 * Fixed error when processing definitions
27 * Fixed error in "star_linear_preds" optimization
28 * Fixed error in Kodkod encoding of "The" and "Eps"
29 * Fixed error in display of uncurried constants
30 * Speeded up scope enumeration
32 Version 1.2.2 (16 Oct 2009)
34 * Added and implemented "star_linear_preds" option
35 * Added and implemented "format" option
36 * Added and implemented "coalesce_type_vars" option
37 * Added and implemented "max_genuine" option
38 * Fixed soundness issues related to "set", "distinct", "image", "Sigma",
39 "-1::nat", subset, constructors, sort axioms, and partially applied
41 * Fixed error in "show_consts" for boxed specialized constants
42 * Fixed errors in Kodkod encoding of "The", "Eps", and "ind"
43 * Fixed display of Skolem constants
44 * Fixed error in "check_potential" and "check_genuine"
45 * Added boxing support for higher-order constructor parameters
46 * Changed notation used for coinductive datatypes
47 * Optimized Kodkod encoding of "If", "card", and "setsum"
48 * Improved the monotonicity check
50 Version 1.2.1 (25 Sep 2009)
52 * Added explicit support for coinductive datatypes
53 * Added and implemented "box" option
54 * Added and implemented "fast_descrs" option
55 * Added and implemented "uncurry" option
56 * Renamed and generalized "sync_cards" and "inductive_mood" to "mono" and "wf"
57 * Fixed soundness issue related to nullary constructors
58 * Fixed soundness issue related to higher-order quantifiers
59 * Fixed soundness issue related to the "destroy_constrs" optimization
60 * Fixed soundness issues related to the "special_depth" optimization
61 * Added support for PicoSAT and incorporated it with the Nitpick package
62 * Added automatic detection of installed SAT solvers based on naming
64 * Optimized handling of quantifiers by moving them inward whenever possible
65 * Optimized and improved precision of "wf" and "wfrec"
66 * Improved handling of definitions made in locales
67 * Fixed checked scope count in message shown upon interruption and timeout
68 * Added minimalistic Nitpick-like tool called Minipick
70 Version 1.2.0 (27 Jul 2009)
72 * Optimized Kodkod encoding of datatypes and records
73 * Optimized coinductive definitions
74 * Fixed soundness issues related to pairs of functions
75 * Fixed soundness issue in the peephole optimizer
76 * Improved precision of non-well-founded predicates occurring positively in
77 the formula to falsify
78 * Added and implemented "destroy_constrs" option
79 * Changed semantics of "inductive_mood" option to ensure soundness
80 * Fixed semantics of "lockstep" option (broken in 1.1.1) and renamed it
82 * Improved precision of "trancl" and "rtrancl"
83 * Optimized Kodkod encoding of "tranclp" and "rtranclp"
84 * Made detection of inconsistent scope specifications more robust
85 * Fixed a few Kodkod generation bugs
87 Version 1.1.1 (24 Jun 2009)
89 * Added "show_all" option
90 * Fixed soundness issues related to type classes
91 * Improved precision of some set constructs
92 * Fiddled with the automatic monotonicity check
93 * Fixed performance issues related to scope enumeration
94 * Fixed a few Kodkod generation bugs
96 Version 1.1.0 (16 Jun 2009)
98 * Redesigned handling of datatypes to provide an interface baded on "card" and
99 "max", obsoleting "mult"
100 * Redesigned handling of typedefs, "rat", and "real"
101 * Made "lockstep" option a three-state option and added an automatic
103 * Made "batch_size" a (n + 1)-state option whose default depends on whether
105 * Made "debug" automatically enable "verbose"
106 * Added "destroy_equals" option
107 * Added "no_assms" option
108 * Fixed bug in computation of ground type
109 * Fixed performance issue related to datatype acyclicity constraint generation
110 * Fixed performance issue related to axiom selection
111 * Improved precision of some well-founded inductive predicates
112 * Added more checks to guard against very large cardinalities
113 * Improved hit rate of potential counterexamples
114 * Fixed several soundness issues
115 * Optimized the Kodkod encoding to benefit more from symmetry breaking
116 * Optimized relational composition, cartesian product, and converse
117 * Added support for HaifaSat
119 Version 1.0.3 (17 Mar 2009)
121 * Added "HOL-Nominal-Nitpick" as a target in addition to "HOL-Nitpick"
122 * Added "overlord" option to assist debugging
123 * Increased default value of "special_depth" option
124 * Fixed a bug that effectively disabled the "nitpick_const_def" attribute
125 * Ensured that no scopes are skipped when multithreading is enabled
126 * Fixed soundness issue in handling of "The", "Eps", and partial functions
127 defined using Isabelle's function package
128 * Fixed soundness issue in handling of non-definitional axioms
129 * Fixed soundness issue in handling of "Abs_" and "Rep_" functions for "unit",
130 "nat", "int", and "*"
131 * Fixed a few Kodkod generation bugs
132 * Optimized "div", "mod", and "dvd" on "nat" and "int"
134 Version 1.0.2 (12 Mar 2009)
136 * Added support for non-definitional axioms
137 * Improved Isar integration
138 * Added support for multiplicities of 0
139 * Added "max_threads" option and support for multithreaded Kodkodi
140 * Added "blocking" option to control whether Nitpick should be run
141 synchronously or asynchronously
142 * Merged "auto_timeout" and "wellfounded_timeout" into "tac_timeout"
143 * Added "auto" option to run Nitpick automatically (like Auto Quickcheck)
144 * Introduced "auto_timeout" to specify Auto Nitpick's time limit
145 * Renamed the possible values for the "expect" option
146 * Renamed the "peephole" option to "peephole_optim"
147 * Added negative versions of all Boolean options and made "= true" optional
148 * Altered order of automatic SAT solver selection
150 Version 1.0.1 (6 Mar 2009)
152 * Eliminated the need to import "Nitpick" to use "nitpick"
153 * Added "debug" option
154 * Replaced "specialize_funs" with the more general "special_depth" option
155 * Renamed "watch" option to "eval"
156 * Improved parsing of "card", "mult", and "iter" options
157 * Fixed a soundness bug in the "specialize_funs" optimization
158 * Increased the scope of the "specialize_funs" optimization
159 * Fixed a soundness bug in the treatment of "<" and "<=" on type "int"
160 * Fixed a soundness bug in the "subterm property" optimization for types of
162 * Improved the axiom selection for overloaded constants, which led to an
163 infinite loop for "Nominal.perm"
164 * Added support for multiple instantiations of non-well-founded inductive
165 predicates, which previously raised an exception
166 * Fixed a Kodkod generation bug
167 * Altered order of scope enumeration and automatic SAT solver selection
168 * Optimized "Eps", "nat_case", and "list_case"
169 * Improved output formatting
170 * Added checks to prevent infinite loops in axiom selector and constant
173 Version 1.0.0 (27 Feb 2009)