[INFO] fetching crate int-enum-impl 0.4.0...
[INFO] checking int-enum-impl-0.4.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate int-enum-impl 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate int-enum-impl 0.4.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate int-enum-impl 0.4.0
[INFO] finished tweaking crates.io crate int-enum-impl 0.4.0
[INFO] tweaked toml for crates.io crate int-enum-impl 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94302d23f3ffdda8beb230a2e3c0364c1e83712bab3616350ba5ce517a362e37
[INFO] running `Command { std: "docker" "start" "-a" "94302d23f3ffdda8beb230a2e3c0364c1e83712bab3616350ba5ce517a362e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94302d23f3ffdda8beb230a2e3c0364c1e83712bab3616350ba5ce517a362e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94302d23f3ffdda8beb230a2e3c0364c1e83712bab3616350ba5ce517a362e37", kill_on_drop: false }`
[INFO] [stdout] 94302d23f3ffdda8beb230a2e3c0364c1e83712bab3616350ba5ce517a362e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7da08824f75e041304a6e3e08c70871ec96377f4bb7ab4cbe1368665164bcf3
[INFO] running `Command { std: "docker" "start" "-a" "d7da08824f75e041304a6e3e08c70871ec96377f4bb7ab4cbe1368665164bcf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.73
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking int-enum-impl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]   --> src/parse.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eq_token`
[INFO] [stdout]   --> src/parse.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]   --> src/parse.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eq_token`
[INFO] [stdout]   --> src/parse.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.40s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7da08824f75e041304a6e3e08c70871ec96377f4bb7ab4cbe1368665164bcf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7da08824f75e041304a6e3e08c70871ec96377f4bb7ab4cbe1368665164bcf3", kill_on_drop: false }`
[INFO] [stdout] d7da08824f75e041304a6e3e08c70871ec96377f4bb7ab4cbe1368665164bcf3