[INFO] fetching crate type-operators 0.3.5...
[INFO] building type-operators-0.3.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate type-operators 0.3.5 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate type-operators 0.3.5
[INFO] finished tweaking crates.io crate type-operators 0.3.5
[INFO] tweaked toml for crates.io crate type-operators 0.3.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate type-operators 0.3.5 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding bit-vec v0.4.4 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52e1a1a481b122bd6ecfa30dfb1a685efb43375e3cad7ffc3b2a3786b91e039b
[INFO] running `Command { std: "docker" "start" "-a" "52e1a1a481b122bd6ecfa30dfb1a685efb43375e3cad7ffc3b2a3786b91e039b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e1a1a481b122bd6ecfa30dfb1a685efb43375e3cad7ffc3b2a3786b91e039b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e1a1a481b122bd6ecfa30dfb1a685efb43375e3cad7ffc3b2a3786b91e039b", kill_on_drop: false }`
[INFO] [stdout] 52e1a1a481b122bd6ecfa30dfb1a685efb43375e3cad7ffc3b2a3786b91e039b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb659b04eb3282f7fa03c3928c9b95e74fc8a09400adf279ebcba81b57a68193
[INFO] running `Command { std: "docker" "start" "-a" "cb659b04eb3282f7fa03c3928c9b95e74fc8a09400adf279ebcba81b57a68193", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling type-operators v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "cb659b04eb3282f7fa03c3928c9b95e74fc8a09400adf279ebcba81b57a68193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb659b04eb3282f7fa03c3928c9b95e74fc8a09400adf279ebcba81b57a68193", kill_on_drop: false }`
[INFO] [stdout] cb659b04eb3282f7fa03c3928c9b95e74fc8a09400adf279ebcba81b57a68193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6181abbe2f8011ed264d8747b7975ccd6e5533182874da4d8f8fd92a1304c046
[INFO] running `Command { std: "docker" "start" "-a" "6181abbe2f8011ed264d8747b7975ccd6e5533182874da4d8f8fd92a1304c046", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling type-operators v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/doc_comments.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |         #[cfg(features = "specialization")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 16 -         #[cfg(features = "specialization")]
[INFO] [stdout] 16 +         #[cfg(feature = "specialization")]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/doc_comments.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |         #[cfg(features = "specialization")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 18 -         #[cfg(features = "specialization")]
[INFO] [stdout] 18 +         #[cfg(feature = "specialization")]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/doc_comments.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |             #[cfg(features = "specialization")] {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 38 -             #[cfg(features = "specialization")] {
[INFO] [stdout] 38 +             #[cfg(feature = "specialization")] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/disable_without_specialization.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[cfg(features = "specialization")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 13 -         #[cfg(features = "specialization")]
[INFO] [stdout] 13 +         #[cfg(feature = "specialization")]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/disable_without_specialization.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[cfg(features = "specialization")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 15 -         #[cfg(features = "specialization")]
[INFO] [stdout] 15 +         #[cfg(feature = "specialization")]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]   --> tests/disable_without_specialization.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |             #[cfg(features = "specialization")] {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]    |
[INFO] [stdout] 33 -             #[cfg(features = "specialization")] {
[INFO] [stdout] 33 +             #[cfg(feature = "specialization")] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/doc_comments.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     (Sum) Adding(Nat, Nat): Nat {
[INFO] [stdout]    |                  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:743:114
[INFO] [stdout]    |
[INFO] [stdout] 743~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout] 744|     };
[INFO] [stdout] ...
[INFO] [stdout] 751|     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout] 752~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/disable_without_specialization.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |     (Sum) Adding(Nat, Nat): Nat {
[INFO] [stdout]    |                  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:743:114
[INFO] [stdout]    |
[INFO] [stdout] 743~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout] 744|     };
[INFO] [stdout] ...
[INFO] [stdout] 751|     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout] 752~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/specialization_data.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Nat` is never used
[INFO] [stdout]     --> src/lib.rs:1012:18
[INFO] [stdout]      |
[INFO] [stdout] 1012 |         concrete Nat => usize {
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]      = note: this warning originates in the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Nat` is never used
[INFO] [stdout]     --> src/lib.rs:1160:14
[INFO] [stdout]      |
[INFO] [stdout] 1160 |         data Nat {
[INFO] [stdout]      |              ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `P` is never constructed
[INFO] [stdout]     --> src/lib.rs:1161:13
[INFO] [stdout]      |
[INFO] [stdout] 1161 |             P,
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_data` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `I` is never constructed
[INFO] [stdout]     --> src/lib.rs:1162:13
[INFO] [stdout]      |
[INFO] [stdout] 1162 |             I(Nat = P),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_data` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `O` is never constructed
[INFO] [stdout]     --> src/lib.rs:1163:13
[INFO] [stdout]      |
[INFO] [stdout] 1163 |             O(Nat = P),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_data` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1025:28
[INFO] [stdout]      |
[INFO] [stdout]  749 |         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym: $kind)] $out);
[INFO] [stdout]      |                                                                                                        - help: remove this bound
[INFO] [stdout] ...
[INFO] [stdout] 1025 |         (Pred) Predecessor(Nat): Nat {
[INFO] [stdout]      |                            ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]      = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1033:26
[INFO] [stdout]      |
[INFO] [stdout]  749 |         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym: $kind)] $out);
[INFO] [stdout]      |                                                                                                        - help: remove this bound
[INFO] [stdout] ...
[INFO] [stdout] 1033 |         (Succ) Successor(Nat): Nat {
[INFO] [stdout]      |                          ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1041:22
[INFO] [stdout]      |
[INFO] [stdout] 1041 |         (Sum) Adding(Nat, Nat): Nat {
[INFO] [stdout]      |                      ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `P` is never constructed
[INFO] [stdout]     --> src/lib.rs:1013:13
[INFO] [stdout]      |
[INFO] [stdout] 1013 |             P => 0,
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `I` is never constructed
[INFO] [stdout]     --> src/lib.rs:1014:13
[INFO] [stdout]      |
[INFO] [stdout] 1014 |             I(N: Nat = P) => 1 + 2 * N,
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `O` is never constructed
[INFO] [stdout]     --> src/lib.rs:1015:13
[INFO] [stdout]      |
[INFO] [stdout] 1015 |             O(N: Nat = P) => 2 * N,
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1056:34
[INFO] [stdout]      |
[INFO] [stdout] 1056 |         (Difference) Subtracting(Nat, Nat): Nat {
[INFO] [stdout]      |                                  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1067:31
[INFO] [stdout]      |
[INFO] [stdout] 1067 |         (Product) Multiplying(Nat, Nat): Nat {
[INFO] [stdout]      |                               ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Undefined` is never constructed
[INFO] [stdout]     --> src/lib.rs:1016:13
[INFO] [stdout]      |
[INFO] [stdout] 1016 |             Undefined => panic!("Undefined type-level arithmetic result!"),
[INFO] [stdout]      |             ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Bool` is never used
[INFO] [stdout]     --> src/lib.rs:1021:18
[INFO] [stdout]      |
[INFO] [stdout] 1021 |         concrete Bool => bool {
[INFO] [stdout]      |                  ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1076:20
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         (If) NatIf(Bool, Nat, Nat): Nat {
[INFO] [stdout]      |                    ^^^^  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  745 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt , $($kinds:tt)+] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  746 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  747 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1082:37
[INFO] [stdout]      |
[INFO] [stdout]  749 |         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym: $kind)] $out);
[INFO] [stdout]      |                                                                                                        - help: remove this bound
[INFO] [stdout] ...
[INFO] [stdout] 1082 |         (NatIsUndef) NatIsUndefined(Nat): Bool {
[INFO] [stdout]      |                                     ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `False` is never constructed
[INFO] [stdout]     --> src/lib.rs:1022:13
[INFO] [stdout]      |
[INFO] [stdout] 1022 |             False => false,
[INFO] [stdout]      |             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `True` is never constructed
[INFO] [stdout]     --> src/lib.rs:1023:13
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             True => true,
[INFO] [stdout]      |             ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_concrete` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Predecessor` is never used
[INFO] [stdout]     --> src/lib.rs:1025:16
[INFO] [stdout]      |
[INFO] [stdout] 1025 |         (Pred) Predecessor(Nat): Nat {
[INFO] [stdout]      |                ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1090:33
[INFO] [stdout]      |
[INFO] [stdout] 1090 |         (NatUndef) NatUndefined(Nat, Nat): Nat {
[INFO] [stdout]      |                                 ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/smallfsck.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     (Run) Running(Program, Smallfsck): Smallfsck {
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:743:114
[INFO] [stdout]    |
[INFO] [stdout] 743~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout] 744|     };
[INFO] [stdout] ...
[INFO] [stdout] 751|     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout] 752~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1100:44
[INFO] [stdout]      |
[INFO] [stdout] 1100 |         (TotalDifference) TotalSubtracting(Nat, Nat): Nat {
[INFO] [stdout]      |                                            ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/multi_parameter_data.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout]  4 | / type_operators! {
[INFO] [stdout]  5 | |     [A, B, C, D, E]
[INFO] [stdout]  6 | |
[INFO] [stdout]  7 | |     concrete Int => isize {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     (Int2First) Int2P1(IntPair): Int {
[INFO] [stdout]    | |                        ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/multi_parameter_data.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout]  4 | / type_operators! {
[INFO] [stdout]  5 | |     [A, B, C, D, E]
[INFO] [stdout]  6 | |
[INFO] [stdout]  7 | |     concrete Int => isize {
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     (Int2Second) Int2P2(IntPair): Int {
[INFO] [stdout]    | |                         ^^^^^^^ will not be checked at usage sites of the type alias
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `loc` and `bits` are never read
[INFO] [stdout]   --> tests/smallfsck.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 11 |     loc: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     bits: BitVec,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Example` is never used
[INFO] [stdout]   --> tests/smallfsck.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 | type Example = sf!{
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Pred` is never used
[INFO] [stdout]     --> src/lib.rs:1025:10
[INFO] [stdout]      |
[INFO] [stdout] 1025 |         (Pred) Predecessor(Nat): Nat {
[INFO] [stdout]      |          ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Successor` is never used
[INFO] [stdout]     --> src/lib.rs:1033:16
[INFO] [stdout]      |
[INFO] [stdout] 1033 |         (Succ) Successor(Nat): Nat {
[INFO] [stdout]      |                ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Succ` is never used
[INFO] [stdout]     --> src/lib.rs:1033:10
[INFO] [stdout]      |
[INFO] [stdout] 1033 |         (Succ) Successor(Nat): Nat {
[INFO] [stdout]      |          ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1119:32
[INFO] [stdout]      |
[INFO] [stdout] 1119 |         (Quotient) Quotienting(Nat, Nat): Nat {
[INFO] [stdout]      |                                ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]     --> src/lib.rs:1129:34
[INFO] [stdout]      |
[INFO] [stdout] 1129 |         (Remainder) Remaindering(Nat, Nat): Nat {
[INFO] [stdout]      |                                  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]              see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]      = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]      |
[INFO] [stdout]  743 ~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]  744 |     };
[INFO] [stdout]  ...
[INFO] [stdout]  751 |     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout]  752 ~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Adding` is never used
[INFO] [stdout]     --> src/lib.rs:1041:15
[INFO] [stdout]      |
[INFO] [stdout] 1041 |         (Sum) Adding(Nat, Nat): Nat {
[INFO] [stdout]      |               ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Sum` is never used
[INFO] [stdout]     --> src/lib.rs:1041:10
[INFO] [stdout]      |
[INFO] [stdout] 1041 |         (Sum) Adding(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Subtracting` is never used
[INFO] [stdout]     --> src/lib.rs:1056:22
[INFO] [stdout]      |
[INFO] [stdout] 1056 |         (Difference) Subtracting(Nat, Nat): Nat {
[INFO] [stdout]      |                      ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Difference` is never used
[INFO] [stdout]     --> src/lib.rs:1056:10
[INFO] [stdout]      |
[INFO] [stdout] 1056 |         (Difference) Subtracting(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Multiplying` is never used
[INFO] [stdout]     --> src/lib.rs:1067:19
[INFO] [stdout]      |
[INFO] [stdout] 1067 |         (Product) Multiplying(Nat, Nat): Nat {
[INFO] [stdout]      |                   ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Product` is never used
[INFO] [stdout]     --> src/lib.rs:1067:10
[INFO] [stdout]      |
[INFO] [stdout] 1067 |         (Product) Multiplying(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NatIf` is never used
[INFO] [stdout]     --> src/lib.rs:1076:14
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         (If) NatIf(Bool, Nat, Nat): Nat {
[INFO] [stdout]      |              ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `If` is never used
[INFO] [stdout]     --> src/lib.rs:1076:10
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         (If) NatIf(Bool, Nat, Nat): Nat {
[INFO] [stdout]      |          ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NatIsUndefined` is never used
[INFO] [stdout]     --> src/lib.rs:1082:22
[INFO] [stdout]      |
[INFO] [stdout] 1082 |         (NatIsUndef) NatIsUndefined(Nat): Bool {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NatIsUndef` is never used
[INFO] [stdout]     --> src/lib.rs:1082:10
[INFO] [stdout]      |
[INFO] [stdout] 1082 |         (NatIsUndef) NatIsUndefined(Nat): Bool {
[INFO] [stdout]      |          ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NatUndefined` is never used
[INFO] [stdout]     --> src/lib.rs:1090:20
[INFO] [stdout]      |
[INFO] [stdout] 1090 |         (NatUndef) NatUndefined(Nat, Nat): Nat {
[INFO] [stdout]      |                    ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NatUndef` is never used
[INFO] [stdout]     --> src/lib.rs:1090:10
[INFO] [stdout]      |
[INFO] [stdout] 1090 |         (NatUndef) NatUndefined(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TotalSubtracting` is never used
[INFO] [stdout]     --> src/lib.rs:1100:27
[INFO] [stdout]      |
[INFO] [stdout] 1100 |         (TotalDifference) TotalSubtracting(Nat, Nat): Nat {
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TotalDifference` is never used
[INFO] [stdout]     --> src/lib.rs:1100:10
[INFO] [stdout]      |
[INFO] [stdout] 1100 |         (TotalDifference) TotalSubtracting(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced
[INFO] [stdout]   --> tests/flexible_machines.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (Foo) Bar(All, All, All, All): All {
[INFO] [stdout]    |               ^^^  ^^^  ^^^  ^^^ will not be checked at usage sites of the type alias
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is a known limitation of the type checker that may be lifted in a future edition.
[INFO] [stdout]            see issue #112792 <https://github.com/rust-lang/rust/issues/112792> for more information
[INFO] [stdout]    = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:743:114
[INFO] [stdout]    |
[INFO] [stdout] 743~         _tlsm_machine!(@cont [$($docs)*] $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout] 744|     };
[INFO] [stdout] 745|     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt , $($kinds:tt)+] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout] 746~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [$($kinds)+] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout] 747|     };
[INFO] [stdout] ...
[INFO] [stdout] 751|     (@cont $docs:tt $attrs:tt $alias:ident $machine:ident [$gensym:ident $(, $gensyms:ident)*] [$kind:tt] [$($accum:tt)*] $out:tt) => {
[INFO] [stdout] 752~         _tlsm_machine!(@cont $docs $attrs $alias $machine [$($gensyms),*] [] [$($accum)* ($gensym $kind)] $out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Quotienting` is never used
[INFO] [stdout]     --> src/lib.rs:1119:20
[INFO] [stdout]      |
[INFO] [stdout] 1119 |         (Quotient) Quotienting(Nat, Nat): Nat {
[INFO] [stdout]      |                    ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Quotient` is never used
[INFO] [stdout]     --> src/lib.rs:1119:10
[INFO] [stdout]      |
[INFO] [stdout] 1119 |         (Quotient) Quotienting(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Remaindering` is never used
[INFO] [stdout]     --> src/lib.rs:1129:21
[INFO] [stdout]      |
[INFO] [stdout] 1129 |         (Remainder) Remaindering(Nat, Nat): Nat {
[INFO] [stdout]      |                     ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Remainder` is never used
[INFO] [stdout]     --> src/lib.rs:1129:10
[INFO] [stdout]      |
[INFO] [stdout] 1129 |         (Remainder) Remaindering(Nat, Nat): Nat {
[INFO] [stdout]      |          ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `_tlsm_machine` which comes from the expansion of the macro `type_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `invariants` is never used
[INFO] [stdout]     --> src/lib.rs:1141:8
[INFO] [stdout]      |
[INFO] [stdout] 1141 |     fn invariants() {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/specialization_concrete.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "6181abbe2f8011ed264d8747b7975ccd6e5533182874da4d8f8fd92a1304c046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6181abbe2f8011ed264d8747b7975ccd6e5533182874da4d8f8fd92a1304c046", kill_on_drop: false }`
[INFO] [stdout] 6181abbe2f8011ed264d8747b7975ccd6e5533182874da4d8f8fd92a1304c046
