[INFO] fetching crate riichi-elements 0.1.0...
[INFO] checking riichi-elements-0.1.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate riichi-elements 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate riichi-elements 0.1.0
[INFO] finished tweaking crates.io crate riichi-elements 0.1.0
[INFO] tweaked toml for crates.io crate riichi-elements 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riichi-elements 0.1.0 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "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" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to highest compatible versions
[INFO] [stderr]       Adding bitfield-struct v0.1.8 (available: v0.13.0)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.1.1)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.28.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd
[INFO] running `Command { std: "docker" "start" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking either v1.19.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking serde_json v1.0.154
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling bitfield-struct v0.1.8
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking riichi-elements v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `u8`
[INFO] [stdout]    --> src/player.rs:137:28
[INFO] [stdout]     |
[INFO] [stdout] 137 |             s.serialize_u8(self.0.into())
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 137 -             s.serialize_u8(self.0.into())
[INFO] [stdout] 137 +             s.serialize_u8(self.0)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 137 -             s.serialize_u8(self.0.into())
[INFO] [stdout] 137 +             s.serialize_u8(<u8 as Into<_>>::into(self.0))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:196:16
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn display(&self) -> WallDisplay;
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn display(&self) -> WallDisplay<'_>;
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn display(&self) -> WallDisplay { WallDisplay(self) }
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn display(&self) -> WallDisplay<'_> { WallDisplay(self) }
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn display(&self) -> PartialWallDisplay;
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn display(&self) -> PartialWallDisplay<'_>;
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn display(&self) -> PartialWallDisplay { PartialWallDisplay(self) }
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn display(&self) -> PartialWallDisplay<'_> { PartialWallDisplay(self) }
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riichi-elements` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `u8`
[INFO] [stdout]    --> src/player.rs:137:28
[INFO] [stdout]     |
[INFO] [stdout] 137 |             s.serialize_u8(self.0.into())
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 137 -             s.serialize_u8(self.0.into())
[INFO] [stdout] 137 +             s.serialize_u8(self.0)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 137 -             s.serialize_u8(self.0.into())
[INFO] [stdout] 137 +             s.serialize_u8(<u8 as Into<_>>::into(self.0))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:196:16
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn display(&self) -> WallDisplay;
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn display(&self) -> WallDisplay<'_>;
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn display(&self) -> WallDisplay { WallDisplay(self) }
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn display(&self) -> WallDisplay<'_> { WallDisplay(self) }
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn display(&self) -> PartialWallDisplay;
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn display(&self) -> PartialWallDisplay<'_>;
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wall.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn display(&self) -> PartialWallDisplay { PartialWallDisplay(self) }
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn display(&self) -> PartialWallDisplay<'_> { PartialWallDisplay(self) }
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riichi-elements` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd", kill_on_drop: false }`
[INFO] [stdout] ab212ed28d2e0df3c48cb2ba2b4c245300dff75fb821c68b04797d34a69be4cd
