[INFO] cloning repository https://github.com/rigma/toyproto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rigma/toyproto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigma%2Ftoyproto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigma%2Ftoyproto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e1a8c516b0bec2b02cf5d0f3fa1efffbe0a843a
[INFO] checking rigma/toyproto against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigma%2Ftoyproto" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rigma/toyproto
[INFO] finished tweaking git repo https://github.com/rigma/toyproto
[INFO] tweaked toml for git repo https://github.com/rigma/toyproto written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rigma/toyproto on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rigma/toyproto 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965
[INFO] running `Command { std: "docker" "start" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965", 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" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965", 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" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.26
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[INFO] [stderr]     Checking toyproto-syntax v0.0.0 (/opt/rustwide/workdir/crates/toyproto-syntax)
[INFO] [stdout] error: useless conversion to the same type: `SmolStr`
[INFO] [stdout]   --> crates/toyproto-syntax/src/did/mod.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |             identifier: identifier.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] 52 -             identifier: identifier.into(),
[INFO] [stdout] 52 +             identifier: identifier,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 52 -             identifier: identifier.into(),
[INFO] [stdout] 52 +             identifier: <SmolStr as Into<_>>::into(identifier),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `SmolStr`
[INFO] [stdout]    --> crates/toyproto-syntax/src/handle/mod.rs:140:30
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 _ => Ok(Self(handle.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] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 _ => Ok(Self(handle.into())),
[INFO] [stdout] 140 +                 _ => Ok(Self(handle)),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 _ => Ok(Self(handle.into())),
[INFO] [stdout] 140 +                 _ => Ok(Self(<SmolStr as Into<_>>::into(handle))),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toyproto-syntax` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `SmolStr`
[INFO] [stdout]   --> crates/toyproto-syntax/src/did/mod.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |             identifier: identifier.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] 52 -             identifier: identifier.into(),
[INFO] [stdout] 52 +             identifier: identifier,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 52 -             identifier: identifier.into(),
[INFO] [stdout] 52 +             identifier: <SmolStr as Into<_>>::into(identifier),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `SmolStr`
[INFO] [stdout]    --> crates/toyproto-syntax/src/handle/mod.rs:140:30
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 _ => Ok(Self(handle.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] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 _ => Ok(Self(handle.into())),
[INFO] [stdout] 140 +                 _ => Ok(Self(handle)),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 _ => Ok(Self(handle.into())),
[INFO] [stdout] 140 +                 _ => Ok(Self(<SmolStr as Into<_>>::into(handle))),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toyproto-syntax` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965", kill_on_drop: false }`
[INFO] [stdout] fb7446f3708c4f507092819a179fff20aa4568f9f4f9b9243b42b442ea414965
