[INFO] fetching crate async-log-attributes 1.0.1... [INFO] testing async-log-attributes-1.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate async-log-attributes 1.0.1 into /workspace/builds/worker-40/source [INFO] validating manifest of crates.io crate async-log-attributes 1.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-log-attributes 1.0.1 [INFO] finished tweaking crates.io crate async-log-attributes 1.0.1 [INFO] tweaked toml for crates.io crate async-log-attributes 1.0.1 written to /workspace/builds/worker-40/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 934142957dc8272c9a61a2cc5d75f80dfc65d56b867b68b8a032b0cc565b583c [INFO] running `Command { std: "docker" "start" "-a" "934142957dc8272c9a61a2cc5d75f80dfc65d56b867b68b8a032b0cc565b583c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "934142957dc8272c9a61a2cc5d75f80dfc65d56b867b68b8a032b0cc565b583c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "934142957dc8272c9a61a2cc5d75f80dfc65d56b867b68b8a032b0cc565b583c", kill_on_drop: false }` [INFO] [stdout] 934142957dc8272c9a61a2cc5d75f80dfc65d56b867b68b8a032b0cc565b583c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5be16bb33e112e22d3291f99608529ae8d254263e9deccd69012219880715697 [INFO] running `Command { std: "docker" "start" "-a" "5be16bb33e112e22d3291f99608529ae8d254263e9deccd69012219880715697", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling async-log-attributes v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: unused extern crate [INFO] [stdout] --> src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate proc_macro; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:45 [INFO] [stdout] | [INFO] [stdout] 3 | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[forbid(unused_extern_crates)]` implied by `#[forbid(rust_2018_idioms)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-log-attributes` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "5be16bb33e112e22d3291f99608529ae8d254263e9deccd69012219880715697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5be16bb33e112e22d3291f99608529ae8d254263e9deccd69012219880715697", kill_on_drop: false }` [INFO] [stdout] 5be16bb33e112e22d3291f99608529ae8d254263e9deccd69012219880715697