[INFO] fetching crate zaliznyak 0.1.0...
[INFO] testing zaliznyak-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate zaliznyak 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate zaliznyak 0.1.0
[INFO] finished tweaking crates.io crate zaliznyak 0.1.0
[INFO] tweaked toml for crates.io crate zaliznyak 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zaliznyak 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zaliznyak 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v2.0.15
[INFO] [stderr]   Downloaded thiserror-impl v2.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84372314a331e886fdef3b4f81676c91ccf22e5c8b05bb75da63cb602052431a
[INFO] running `Command { std: "docker" "start" "-a" "84372314a331e886fdef3b4f81676c91ccf22e5c8b05bb75da63cb602052431a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84372314a331e886fdef3b4f81676c91ccf22e5c8b05bb75da63cb602052431a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84372314a331e886fdef3b4f81676c91ccf22e5c8b05bb75da63cb602052431a", kill_on_drop: false }`
[INFO] [stdout] 84372314a331e886fdef3b4f81676c91ccf22e5c8b05bb75da63cb602052431a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c34434ea717deed97d5b644b7373245d0685739b2704775473e66d2e018fcf53
[INFO] running `Command { std: "docker" "start" "-a" "c34434ea717deed97d5b644b7373245d0685739b2704775473e66d2e018fcf53", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v2.0.15
[INFO] [stderr]    Compiling zaliznyak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_trait_impl)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(derive_const)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_cmp)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_try)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(const_clone)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_index)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(const_convert)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_default)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(const_destruct)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(const_option_ops)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(const_result_trait_fn)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(const_eval_select)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(box_vec_non_null)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(str_from_raw_parts)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(maybe_uninit_slice)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(cast_maybe_uninit)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(maybe_uninit_uninit_array_transpose)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_convert`
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(const_convert)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_result_trait_fn`
[INFO] [stdout]   --> src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(const_result_trait_fn)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `cast_maybe_uninit`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(cast_maybe_uninit)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/categories/convert.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / enum_conversion! {
[INFO] [stdout] 20 | |     Case => CaseEx { Nominative, Genitive, Dative, Accusative, Instrumental, Prepositional } else { CaseError }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/categories/convert.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / enum_conversion! {
[INFO] [stdout] 20 | |     Case => CaseEx { Nominative, Genitive, Dative, Accusative, Instrumental, Prepositional } else { CaseError }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/categories/convert.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / enum_conversion! {
[INFO] [stdout] 23 | |     Gender => GenderEx { Masculine, Neuter, Feminine } else { GenderError }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/categories/convert.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / enum_conversion! {
[INFO] [stdout] 23 | |     Gender => GenderEx { Masculine, Neuter, Feminine } else { GenderError }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl const From<NounDeclension> for Declension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl const From<PronounDeclension> for Declension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl const From<AdjectiveDeclension> for Declension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | impl const TryFrom<Declension> for NounDeclension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl const TryFrom<Declension> for PronounDeclension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/declension/mod.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl const TryFrom<Declension> for AdjectiveDeclension {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:21:20
[INFO] [stdout]     |
[INFO] [stdout]  21 |           impl const From<$from> for $to {
[INFO] [stdout]     |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | / enum_conversion! {
[INFO] [stdout] 107 | |     NounStemType => AnyStemType { Type1, Type2, Type3, Type4, Type5, Type6, Type7, Type8 }
[INFO] [stdout] 108 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:26:20
[INFO] [stdout]     |
[INFO] [stdout]  26 |           impl const From<$to> for $from {
[INFO] [stdout]     |                      ^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:106:1
[INFO] [stdout]     |
[INFO] [stdout] 106 | / enum_conversion! {
[INFO] [stdout] 107 | |     NounStemType => AnyStemType { Type1, Type2, Type3, Type4, Type5, Type6, Type7, Type8 }
[INFO] [stdout] 108 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:39:20
[INFO] [stdout]     |
[INFO] [stdout]  39 |           impl const From<$from> for $to {
[INFO] [stdout]     |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | / enum_conversion! {
[INFO] [stdout] 110 | |     PronounStemType => AnyStemType { Type1, Type2, Type4, Type6 } else { PronounStemTypeError }
[INFO] [stdout] 111 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:44:20
[INFO] [stdout]     |
[INFO] [stdout]  44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]     |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | / enum_conversion! {
[INFO] [stdout] 110 | |     PronounStemType => AnyStemType { Type1, Type2, Type4, Type6 } else { PronounStemTypeError }
[INFO] [stdout] 111 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:39:20
[INFO] [stdout]     |
[INFO] [stdout]  39 |           impl const From<$from> for $to {
[INFO] [stdout]     |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / enum_conversion! {
[INFO] [stdout] 113 | |     AdjectiveStemType => AnyStemType { Type1, Type2, Type3, Type4, Type5, Type6, Type7 }
[INFO] [stdout] 114 | |     else { AdjectiveStemTypeError }
[INFO] [stdout] 115 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:44:20
[INFO] [stdout]     |
[INFO] [stdout]  44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]     |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/declension/stem_types.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | / enum_conversion! {
[INFO] [stdout] 113 | |     AdjectiveStemType => AnyStemType { Type1, Type2, Type3, Type4, Type5, Type6, Type7 }
[INFO] [stdout] 114 | |     else { AdjectiveStemTypeError }
[INFO] [stdout] 115 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | / enum_conversion! {
[INFO] [stdout] 84 | |     NounStress => AnyStress { A, B, C, D, E, F, Bp, Dp, Fp, Fpp } else { NounStressError }
[INFO] [stdout] 85 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | / enum_conversion! {
[INFO] [stdout] 84 | |     NounStress => AnyStress { A, B, C, D, E, F, Bp, Dp, Fp, Fpp } else { NounStressError }
[INFO] [stdout] 85 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | / enum_conversion! {
[INFO] [stdout] 87 | |     PronounStress => AnyStress { A, B, F } else { PronounStressError }
[INFO] [stdout] 88 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | / enum_conversion! {
[INFO] [stdout] 87 | |     PronounStress => AnyStress { A, B, F } else { PronounStressError }
[INFO] [stdout] 88 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / enum_conversion! {
[INFO] [stdout] 90 | |     AdjectiveFullStress => AnyStress { A, B } else { AdjectiveFullStressError }
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / enum_conversion! {
[INFO] [stdout] 90 | |     AdjectiveFullStress => AnyStress { A, B } else { AdjectiveFullStressError }
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:92:1
[INFO] [stdout]    |
[INFO] [stdout] 92 | / enum_conversion! {
[INFO] [stdout] 93 | |     AdjectiveShortStress => AnyStress { A, B, C, Ap, Bp, Cp, Cpp } else { AdjectiveShortStressError }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:92:1
[INFO] [stdout]    |
[INFO] [stdout] 92 | / enum_conversion! {
[INFO] [stdout] 93 | |     AdjectiveShortStress => AnyStress { A, B, C, Ap, Bp, Cp, Cpp } else { AdjectiveShortStressError }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |           impl const From<$from> for $to {
[INFO] [stdout]    |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | / enum_conversion! {
[INFO] [stdout] 96 | |     VerbPresentStress => AnyStress { A, B, C, Cp } else { VerbPresentStressError }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> src/util/mod.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]    |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/stress/convert.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | / enum_conversion! {
[INFO] [stdout] 96 | |     VerbPresentStress => AnyStress { A, B, C, Cp } else { VerbPresentStressError }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:39:20
[INFO] [stdout]     |
[INFO] [stdout]  39 |           impl const From<$from> for $to {
[INFO] [stdout]     |                      ^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stress/convert.rs:98:1
[INFO] [stdout]     |
[INFO] [stdout]  98 | / enum_conversion! {
[INFO] [stdout]  99 | |     VerbPastStress => AnyStress { A, B, C, Cp, Cpp } else { VerbPastStressError }
[INFO] [stdout] 100 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/util/mod.rs:44:20
[INFO] [stdout]     |
[INFO] [stdout]  44 |           impl const TryFrom<$to> for $from {
[INFO] [stdout]     |                      ^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stress/convert.rs:98:1
[INFO] [stdout]     |
[INFO] [stdout]  98 | / enum_conversion! {
[INFO] [stdout]  99 | |     VerbPastStress => AnyStress { A, B, C, Cp, Cpp } else { VerbPastStressError }
[INFO] [stdout] 100 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `enum_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:103:40
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<T: [const] Into<AnyStress>> const From<T> for AnyDualStress {
[INFO] [stdout]     |                                        ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<T: [const] Into<AnyStress>> const From<T> for AnyDualStress {
[INFO] [stdout]     |         ------- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl const TryFrom<AnyDualStress> for AnyStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:118:20
[INFO] [stdout]     |
[INFO] [stdout] 118 |           impl const TryFrom<AnyDualStress> for $t {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout] ...
[INFO] [stdout] 126 | / derive_simple_try_from_dual_impls! {
[INFO] [stdout] 127 | |     NounStress, PronounStress, AdjectiveFullStress, AdjectiveShortStress, VerbPresentStress, VerbPastStress,
[INFO] [stdout] 128 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]     = note: this error originates in the macro `derive_simple_try_from_dual_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl const From<AdjectiveStress> for AnyDualStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl const From<VerbStress> for AnyDualStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl const TryFrom<AnyDualStress> for AdjectiveStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl const TryFrom<AnyDualStress> for VerbStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl const From<(AnyStress, Option<AnyStress>)> for AnyDualStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]    --> src/stress/convert.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl const From<(AnyStress, AnyStress)> for AnyDualStress {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_deref`
[INFO] [stdout]    --> src/util/stack_vec.rs:147:31
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl<T, const N: usize> const Deref for StackVec<T, N> {
[INFO] [stdout]     |                               ^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88955 <https://github.com/rust-lang/rust/issues/88955> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_deref`
[INFO] [stdout]    --> src/util/stack_vec.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 | impl<T, const N: usize> const DerefMut for StackVec<T, N> {
[INFO] [stdout]     |                               ^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88955 <https://github.com/rust-lang/rust/issues/88955> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `fn(bool) -> <bool as Not>::Output {<bool as Not>::not}: [const] FnOnce(bool)` is not satisfied
[INFO] [stdout]    --> src/stress/methods.rs:185:51
[INFO] [stdout]     |
[INFO] [stdout] 185 |         self.is_stem_stressed(number, gender).map(<bool as std::ops::Not>::not)
[INFO] [stdout]     |                                               --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Option::<T>::map`
[INFO] [stdout]    --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1153:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `fn(bool) -> <bool as Not>::Output {<bool as Not>::not}: [const] FnOnce(bool)` is not satisfied
[INFO] [stdout]    --> src/stress/methods.rs:223:51
[INFO] [stdout]     |
[INFO] [stdout] 223 |         self.is_stem_stressed(number, gender).map(<bool as std::ops::Not>::not)
[INFO] [stdout]     |                                               --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Option::<T>::map`
[INFO] [stdout]    --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1153:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cast_init` found for raw pointer `*const MaybeUninit<T>` in the current scope
[INFO] [stdout]   --> src/util/stack_vec.rs:56:49
[INFO] [stdout]    |
[INFO] [stdout] 56 |             Buf::Stack(stack) => stack.as_ptr().cast_init(),
[INFO] [stdout]    |                                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `cast_mut` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 56 -             Buf::Stack(stack) => stack.as_ptr().cast_init(),
[INFO] [stdout] 56 +             Buf::Stack(stack) => stack.as_ptr().cast_mut(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cast_init` found for raw pointer `*mut MaybeUninit<T>` in the current scope
[INFO] [stdout]   --> src/util/stack_vec.rs:62:53
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Buf::Stack(stack) => stack.as_mut_ptr().cast_init(),
[INFO] [stdout]    |                                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `cast_const` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 62 -             Buf::Stack(stack) => stack.as_mut_ptr().cast_init(),
[INFO] [stdout] 62 +             Buf::Stack(stack) => stack.as_mut_ptr().cast_const(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cast_uninit` found for raw pointer `*mut T` in the current scope
[INFO] [stdout]   --> src/util/stack_vec.rs:78:61
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 std::slice::from_raw_parts_mut(ptr.as_ptr().cast_uninit(), *cap)
[INFO] [stdout]    |                                                             ^^^^^^^^^^^ method not found in `*mut T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cast_init` found for raw pointer `*const MaybeUninit<T>` in the current scope
[INFO] [stdout]   --> src/util/stack_vec.rs:90:46
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     let src = stack.as_ptr().cast_init();
[INFO] [stdout]    |                                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `cast_mut` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 90 -                     let src = stack.as_ptr().cast_init();
[INFO] [stdout] 90 +                     let src = stack.as_ptr().cast_mut();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]   --> src/categories/methods.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         self.try_into().unwrap_or(Gender::Feminine)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<Gender, GenderError>::unwrap_or` in constant functions
[INFO] [stdout]   --> src/categories/methods.rs:15:25
[INFO] [stdout]    |
[INFO] [stdout] 15 |         self.try_into().unwrap_or(Gender::Feminine)
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/categories/traits.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         self.case().into()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/categories/traits.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         self.gender().into()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/fmt.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |         fmt_declension_any(dst, self.stem_type.into(), self.stress.into(), self.flags)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/fmt.rs:74:56
[INFO] [stdout]    |
[INFO] [stdout] 74 |         fmt_declension_any(dst, self.stem_type.into(), self.stress.into(), self.flags)
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/fmt.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |         fmt_declension_any(dst, self.stem_type.into(), self.stress.into(), self.flags)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/fmt.rs:79:56
[INFO] [stdout]    |
[INFO] [stdout] 79 |         fmt_declension_any(dst, self.stem_type.into(), self.stress.into(), self.flags)
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/fmt.rs:84:33
[INFO] [stdout]    |
[INFO] [stdout] 84 |         fmt_declension_any(dst, self.stem_type.into(), self.stress.abbr(), self.flags)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/from_str.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |             stem_type: self.stem_type.into(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/from_str.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<NounStress, NounStressError>::ok` in constant functions
[INFO] [stdout]   --> src/declension/from_str.rs:94:44
[INFO] [stdout]    |
[INFO] [stdout] 94 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/from_str.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 |             stem_type: self.stem_type.try_into().ok().ok_or(Error::IncompatibleStemType)?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<stem_types::PronounStemType, PronounStemTypeError>::ok` in constant functions
[INFO] [stdout]    --> src/declension/from_str.rs:100:50
[INFO] [stdout]     |
[INFO] [stdout] 100 |             stem_type: self.stem_type.try_into().ok().ok_or(Error::IncompatibleStemType)?,
[INFO] [stdout]     |                                                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/from_str.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<PronounStress, PronounStressError>::ok` in constant functions
[INFO] [stdout]    --> src/declension/from_str.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/from_str.rs:107:24
[INFO] [stdout]     |
[INFO] [stdout] 107 |             stem_type: self.stem_type.try_into().ok().ok_or(Error::IncompatibleStemType)?,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<stem_types::AdjectiveStemType, AdjectiveStemTypeError>::ok` in constant functions
[INFO] [stdout]    --> src/declension/from_str.rs:107:50
[INFO] [stdout]     |
[INFO] [stdout] 107 |             stem_type: self.stem_type.try_into().ok().ok_or(Error::IncompatibleStemType)?,
[INFO] [stdout]     |                                                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/from_str.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<AdjectiveStress, AdjectiveStressError>::ok` in constant functions
[INFO] [stdout]    --> src/declension/from_str.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |             stress: self.stress.try_into().ok().ok_or(Error::IncompatibleStress)?,
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<AnyDualStress, stress::from_str::ParseStressError>::map_err::<declension::from_str::ParseDeclensionError, fn(stress::from_str::ParseStressError) -> declension::from_str::ParseDeclensionError {declension::from_str::ParseDeclensionError::InvalidStress}>` in constant functions
[INFO] [stdout]    --> src/declension/from_str.rs:124:58
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let stress = AnyDualStress::partial_from_str(parser).map_err(Error::InvalidStress)?;
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `From` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/stem_types.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Some((stem, AnyStemType::from(stem_type).into()))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/stem_types.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Some((stem, AnyStemType::from(stem_type).into()))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `From` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/stem_types.rs:166:21
[INFO] [stdout]     |
[INFO] [stdout] 166 |         Some((stem, AnyStemType::from(stem_type).try_into().ok()?))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/declension/stem_types.rs:166:21
[INFO] [stdout]     |
[INFO] [stdout] 166 |         Some((stem, AnyStemType::from(stem_type).try_into().ok()?))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<stem_types::PronounStemType, PronounStemTypeError>::ok` in constant functions
[INFO] [stdout]    --> src/declension/stem_types.rs:166:61
[INFO] [stdout]     |
[INFO] [stdout] 166 |         Some((stem, AnyStemType::from(stem_type).try_into().ok()?))
[INFO] [stdout]     |                                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Self::Adjective(x) => x.stem_type.into(),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Self::Pronoun(x) => x.stem_type.into(),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |             Self::Noun(x) => x.stem_type.into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:91:35
[INFO] [stdout]    |
[INFO] [stdout] 91 |             Self::Adjective(x) => x.stress.into(),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:90:33
[INFO] [stdout]    |
[INFO] [stdout] 90 |             Self::Pronoun(x) => x.stress.into(),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/declension/mod.rs:89:30
[INFO] [stdout]    |
[INFO] [stdout] 89 |             Self::Noun(x) => x.stress.into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<NounDeclension, declension::from_str::ParseDeclensionError>::map_err::<ParseNounInfoError, fn(declension::from_str::ParseDeclensionError) -> ParseNounInfoError {ParseNounInfoError::InvalidDeclension}>` in constant functions
[INFO] [stdout]    --> src/noun/from_str.rs:153:26
[INFO] [stdout]     |
[INFO] [stdout] 153 |                         .map_err(Self::Err::InvalidDeclension)?,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<AdjectiveDeclension, declension::from_str::ParseDeclensionError>::map_err::<ParseNounInfoError, fn(declension::from_str::ParseDeclensionError) -> ParseNounInfoError {ParseNounInfoError::InvalidDeclension}>` in constant functions
[INFO] [stdout]    --> src/noun/from_str.rs:157:26
[INFO] [stdout]     |
[INFO] [stdout] 157 |                         .map_err(Self::Err::InvalidDeclension)?,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |         Self::new(value.into(), None)
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:121:42
[INFO] [stdout]     |
[INFO] [stdout] 121 |                   if value.alt.is_none() { value.main.try_into() } else { Err(Self::Error {}) }
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 | / derive_simple_try_from_dual_impls! {
[INFO] [stdout] 127 | |     NounStress, PronounStress, AdjectiveFullStress, AdjectiveShortStress, VerbPresentStress, VerbPastStress,
[INFO] [stdout] 128 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_simple_try_from_dual_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:133:19
[INFO] [stdout]     |
[INFO] [stdout] 133 |         Self::new(value.full.into(), Some(value.short.into()))
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |         Self::new(value.full.into(), Some(value.short.into()))
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Self::new(value.present.into(), Some(value.past.into()))
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:138:46
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Self::new(value.present.into(), Some(value.past.into()))
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             main.try_into().map_err(Self::Error::Full)?,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<AdjectiveFullStress, AdjectiveFullStressError>::map_err::<AdjectiveStressError, fn(AdjectiveFullStressError) -> AdjectiveStressError {AdjectiveStressError::Full}>` in constant functions
[INFO] [stdout]    --> src/stress/convert.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |             main.try_into().map_err(Self::Error::Full)?,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |             alt.try_into().map_err(Self::Error::Short)?,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<AdjectiveShortStress, AdjectiveShortStressError>::map_err::<AdjectiveStressError, fn(AdjectiveShortStressError) -> AdjectiveStressError {AdjectiveStressError::Short}>` in constant functions
[INFO] [stdout]    --> src/stress/convert.rs:150:28
[INFO] [stdout]     |
[INFO] [stdout] 150 |             alt.try_into().map_err(Self::Error::Short)?,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |             main.try_into().map_err(Self::Error::Present)?,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<VerbPresentStress, VerbPresentStressError>::map_err::<VerbStressError, fn(VerbPresentStressError) -> VerbStressError {VerbStressError::Present}>` in constant functions
[INFO] [stdout]    --> src/stress/convert.rs:160:29
[INFO] [stdout]     |
[INFO] [stdout] 160 |             main.try_into().map_err(Self::Error::Present)?,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `TryInto` is not yet stable as a const trait
[INFO] [stdout]    --> src/stress/convert.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             alt.try_into().map_err(Self::Error::Past)?,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Result::<VerbPastStress, VerbPastStressError>::map_err::<VerbStressError, fn(VerbPastStressError) -> VerbStressError {VerbStressError::Past}>` in constant functions
[INFO] [stdout]    --> src/stress/convert.rs:161:28
[INFO] [stdout]     |
[INFO] [stdout] 161 |             alt.try_into().map_err(Self::Error::Past)?,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/stress/methods.rs:88:47
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(abbr) = self.try_abbr() { abbr.into() } else { self.into() }
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/stress/methods.rs:88:68
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(abbr) = self.try_abbr() { abbr.into() } else { self.into() }
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/stress/methods.rs:96:47
[INFO] [stdout]    |
[INFO] [stdout] 96 |         if let Some(abbr) = self.try_abbr() { abbr.into() } else { self.into() }
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Into` is not yet stable as a const trait
[INFO] [stdout]   --> src/stress/methods.rs:96:68
[INFO] [stdout]    |
[INFO] [stdout] 96 |         if let Some(abbr) = self.try_abbr() { abbr.into() } else { self.into() }
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Deref` is not yet stable as a const trait
[INFO] [stdout]   --> src/word/word.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         &self.buf
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Deref` is not yet stable as a const trait
[INFO] [stdout]   --> src/word/word.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |         unsafe { self.buf.get_unchecked(..self.info.stem_len) }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Deref` is not yet stable as a const trait
[INFO] [stdout]   --> src/word/word.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 |         unsafe { self.buf.get_unchecked(self.info.stem_len..) }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Deref` is not yet stable as a const trait
[INFO] [stdout]   --> src/word/word.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Word { buf: &self.buf, info: self.info }
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0277, E0554, E0599, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zaliznyak` (lib) due to 124 previous errors
[INFO] running `Command { std: "docker" "inspect" "c34434ea717deed97d5b644b7373245d0685739b2704775473e66d2e018fcf53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34434ea717deed97d5b644b7373245d0685739b2704775473e66d2e018fcf53", kill_on_drop: false }`
[INFO] [stdout] c34434ea717deed97d5b644b7373245d0685739b2704775473e66d2e018fcf53