[INFO] fetching crate reflux 1.1.12...
[INFO] checking reflux-1.1.12 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate reflux 1.1.12 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate reflux 1.1.12 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reflux 1.1.12
[INFO] finished tweaking crates.io crate reflux 1.1.12
[INFO] tweaked toml for crates.io crate reflux 1.1.12 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 471721ac96e48de6a47e1abc15177e770f6860fc1d27835e73864fe1e5d2181e
[INFO] running `Command { std: "docker" "start" "-a" "471721ac96e48de6a47e1abc15177e770f6860fc1d27835e73864fe1e5d2181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "471721ac96e48de6a47e1abc15177e770f6860fc1d27835e73864fe1e5d2181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "471721ac96e48de6a47e1abc15177e770f6860fc1d27835e73864fe1e5d2181e", kill_on_drop: false }`
[INFO] [stdout] 471721ac96e48de6a47e1abc15177e770f6860fc1d27835e73864fe1e5d2181e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3193f285822f994912e4503ab7ecf60cf8dd27a1e7080d0eedc7bda52e736ac
[INFO] running `Command { std: "docker" "start" "-a" "f3193f285822f994912e4503ab7ecf60cf8dd27a1e7080d0eedc7bda52e736ac", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking reflux v1.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `unbounded`
[INFO] [stdout]   --> src/lib.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crossbeam_channel::{Receiver, Sender, unbounded};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f3193f285822f994912e4503ab7ecf60cf8dd27a1e7080d0eedc7bda52e736ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3193f285822f994912e4503ab7ecf60cf8dd27a1e7080d0eedc7bda52e736ac", kill_on_drop: false }`
[INFO] [stdout] f3193f285822f994912e4503ab7ecf60cf8dd27a1e7080d0eedc7bda52e736ac