[INFO] fetching crate error-window-macro 1.0.0...
[INFO] checking error-window-macro-1.0.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate error-window-macro 1.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate error-window-macro 1.0.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate error-window-macro 1.0.0
[INFO] finished tweaking crates.io crate error-window-macro 1.0.0
[INFO] tweaked toml for crates.io crate error-window-macro 1.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "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/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0353a277adf7e2181b046fd9aa8cad9fc9370a9d8a10125d9e15d58cfb6cc2a4
[INFO] running `Command { std: "docker" "start" "-a" "0353a277adf7e2181b046fd9aa8cad9fc9370a9d8a10125d9e15d58cfb6cc2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0353a277adf7e2181b046fd9aa8cad9fc9370a9d8a10125d9e15d58cfb6cc2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0353a277adf7e2181b046fd9aa8cad9fc9370a9d8a10125d9e15d58cfb6cc2a4", kill_on_drop: false }`
[INFO] [stdout] 0353a277adf7e2181b046fd9aa8cad9fc9370a9d8a10125d9e15d58cfb6cc2a4
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f8d03dafd5e24203eba77f1d5b5b8fc4ca40e2148622d2c1a40589ac3277e5
[INFO] running `Command { std: "docker" "start" "-a" "59f8d03dafd5e24203eba77f1d5b5b8fc4ca40e2148622d2c1a40589ac3277e5", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking error-window-macro v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `outer_attrs` and `inner_attrs` are never read
[INFO] [stdout]   --> src/entry.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct ItemFn {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 79 |     outer_attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     inner_attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `attrs` is never used
[INFO] [stdout]   --> src/entry.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl ItemFn {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 88 |     /// Access all attributes of the function item.
[INFO] [stdout] 89 |     fn attrs(&self) -> impl Iterator<Item = &Attribute> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `outer_attrs` and `inner_attrs` are never read
[INFO] [stdout]   --> src/entry.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct ItemFn {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 79 |     outer_attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     inner_attrs: Vec<Attribute>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `attrs` is never used
[INFO] [stdout]   --> src/entry.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl ItemFn {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 88 |     /// Access all attributes of the function item.
[INFO] [stdout] 89 |     fn attrs(&self) -> impl Iterator<Item = &Attribute> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "59f8d03dafd5e24203eba77f1d5b5b8fc4ca40e2148622d2c1a40589ac3277e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f8d03dafd5e24203eba77f1d5b5b8fc4ca40e2148622d2c1a40589ac3277e5", kill_on_drop: false }`
[INFO] [stdout] 59f8d03dafd5e24203eba77f1d5b5b8fc4ca40e2148622d2c1a40589ac3277e5