nightly-2025-01-26

Changes since nightly-2025-01-25:

Full commit log

• 6278839 refactor: lake: all targets produce jobs (#6780)
• 849a252 fix: case split on data in grind (#6781)
• ca56c5e feat: improve support for match-expressions in grind (#6779)
• d106667 fix: assignment for offset constraints in grind (#6778)
• 6dbb54d fix: offset terms internalization (#6777)
• cc260dd feat: support for csimp theorems in toLCNF (#6757)
• 9565334 fix: Grind.MatchCond in checkParents (#6776)
• 2fa38e6 fix: suggest correct trace option name in partial_fixpoint error message (#6774)
• 056d1db fix: typo in partial_fixpoint docstring (#6775)
• e8bbba0 fix: fix builtin simproc Nat.reduceAnd (#6773)

nightly-2025-01-25

Changes since nightly-2025-01-24:

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• 58c7a4f feat: lake: lift FetchM into JobM (and vice versa) (#6771)
• c8be581 refactor: lake: use Job for all builtin facets (#6418)
• c6e244d feat: BitVec.shift x (n#w) -> shift x (n % 2^w) (#6767)
• 044bf85 feat: commute BitVec.extractLsb(')? with bitwise ops (#6747)
• 1059e25 feat: BitVec.shiftLeft in terms of extractLsb' (#6743)

nightly-2025-01-24

Changes since nightly-2025-01-23:

Full commit log

• c70f406 fix: heterogenenous equality support in match conditions within grind (#6761)
• 757899a chore: run test suite with Elab.async for more coverage
• a901e34 perf: avoid cross-thread environment extension state synchronization for now
• bab10cc feat: asynchronous kernel checking
• d26dbe7 fix: do not double-report snapshotTasks after wrapAsyncAsSnapshot
• 214093e fix: prevent Task.get deadlocks from threadpool starvation (#6758)
• ebda2d4 chore: update stage0
• 7e03920 feat: zetaUnused option (option only) (#6754)
• d033804 doc: remove duplicated sentense in Lean.Syntax.node (#6752)
• 56733b9 refactor: TerminationArgument → TerminationMeasure (#6727)
• c073da2 chore: update stage0
• d8bcd6a doc: correspondence ModuleIdx <--> Environment.moduleNames (#6749)

nightly-2025-01-23

Changes since nightly-2025-01-22:

Full commit log

• f35a602 feat: use cast to "fix" types in the E-matching module within grind (#6750)
• 14841ad fix: bugs in grind (#6748)
• 5f3c0da feat: BitVec.ushiftRight in terms of extractLsb' (#6745)
• 6befda8 feat: add twoPow multiplication lemmas (#6742)
• 6595ca8 feat: improve equation theorem support in grind (#6746)
• 91e261d chore: disable Elab.async on the cmdline for now (#6722)
• 6ebce42 perf: fast path for multiplication with constants in bv_decide (#6739)
• b6db90a doc: mention subscript j in the lexical structure (#6738)
• 7706b87 feat: bv_decide support for structures of supported types (#6724)

nightly-2025-01-22

Changes since nightly-2025-01-21:

Full commit log

• 9b74c07 feat: lazy ite branch internalization in grind (#6737)
• 533af01 feat: improve grind canonicalizer (#6736)
• de31faa feat: case splitting match-expressions with overlapping patterns in grind (#6735)
• 3881f21 fix: redundant information in the offset constraint module (#6734)
• c9a03c7 feat: overlapping match patterns in grind (#6733)
• 0c2fb34 chore: remove useless Nat.mul_one from proof (#6728)
• eb30249 doc: make description of pp.analyze more precise (#6726)
• 31929c0 feat: lemmas for HashMap.alter and .modify (#6620)
• 3569797 feat: functional cases theorem for non-recursive functions (#6261)
• 7b813d4 feat: partial_fixpoint: partial functions with equations (#6355)
• edeae18 feat: add Bitvec reverse definition, getLsbD_reverse, getMsbD_reverse, reverse_append, reverse_replicate and Nat.mod_sub_eq_sub_mod (#6476)
• 91bae2e feat: align {List/Array/Vector}.{attach,attachWith,pmap} lemmas (#6723)

nightly-2025-01-21

Changes since nightly-2025-01-20:

Full commit log

• f9e904a feat: add BitVec.[getMsbD_mul, getElem_udiv, getLsbD_udiv, getMsbD_udiv] (#6674)
• 8375d00 fix: allow ⱼ in identifiers (#6679)
• 16bd7ea chore: deprecate List.iota (#6708)
• c54287f feat: add proper erasure of type dependencies in LCNF (#6678)
• e3771e3 fix: don't generate code for decls with an implemented_by attribute (#6680)
• 4935829 feat: generalize infoview.maxTraceChildren to the cmdline (#6716)
• 778333c fix: match equality generation (#6719)
• 189f5d4 feat: case splitting in grind (#6717)
• c07f64a doc: Fix (and expand) docstrings for bmod/bdiv (#6713)
• 22117f2 feat: align List/Array/Vector.count theorems (#6712)
• 1d03cd6 fix: negative timestamps and PlainDateTimes before 1970 (#6668)

nightly-2025-01-20

Changes since nightly-2025-01-19:

Full commit log

• ac6a29e feat: complete alignment of {List,Array,Vector}.{mapIdx,mapFinIdx} (#6701)
• 57f0006 feat: align {List/Array/Vector}.{foldl, foldr, foldlM, foldrM} lemmas (#6707)
• e40e089 chore: update stage0
• 1fcdd7a feat: add [grind cases] and [grind cases eager] attributes (#6705)
• 9b7bd58 feat: add [grind ←=] attribute (#6702)
• a062eea feat: beta reduction in grind (#6700)
• 645bdea perf: optimize setImportedEntries (#6698)
• 35bbb48 feat: refactor List/Array.mapFinIdx to unbundle the Fin argument (#6697)
• b289b66 chore: remove deprecations from 2024-06 (#6696)
• 75c104c feat: align List/Array/Vector.reverse lemmas (#6695)

nightly-2025-01-19

Changes since nightly-2025-01-18:

Full commit log

• 74bd40d chore: update stage0
• 4213862 chore: remove [grind_norm] attribute (#6692)
• 4d8bc22 feat: Environment.addConstAsync (#6691)
• 7ee9382 chore: update stage0
• 478d421 feat: init_grind_norm elaborator (#6690)
• 5998ba5 feat: regression tests for grind adapted from lean-egg (#6688)
• 8a8417f refactor: getUnfoldableConst*? (#5997)
• 2694179 chore: update stage0
• 70050c3 chore: init_grind_norm command parser (#6689)
• 50a0a97 refactor: move registration of namespaces on kernel add into elaborator (#6214)
• 5fb2e89 chore: update stage0
• 3770808 feat: split Lean.Kernel.Environment from Lean.Environment (#5145)
• 5e63dd2 chore: fix typo in docstring of mkMVar (#6687)
• 98e3d6f fix: make #check_failure's output be info (#6685)

nightly-2025-01-18

Changes since nightly-2025-01-17:

Full commit log

• d4070d4 fix: grind parameter issues and configuration (#6686)
• 4d4c094 feat: extensionality theorems in grind (#6682)
• 9b629cc chore: update stage0
• f374ef1 refactor: move ext environment extension to Lean.Meta.Tactic

nightly-2025-01-17

Changes since nightly-2025-01-16:

Full commit log

• e3fd954 chore: update stage0
• b7815b5 feat: add lcAny constant to Prelude (#6665)
• 7f0ae22 fix: don't filter out local instances in LCNF toMono pass (#6664)
• 35a4da2 feat: add simp-like parameters to grind (#6675)
• 60142c9 chore: remove unneeded instance (#6671)
• 17c0187 fix: add workaround for MessageData limitations (#6669)
• e42f7d9 feat: equality resolution for grind (#6663)
• 906aa1b feat: add Nat.[shiftLeft_or_distrib, shiftLeft_xor_distrib, shiftLeft_and_distrib, testBit_mul_two_pow, bitwise_mul_two_pow, shiftLeft_bitwise_distrib] (#6630)
• f015271 feat: align List.replicate/Array.mkArray/Vector.mkVector lemmas (#6667)