[INFO] fetching crate using 0.1.0...
[INFO] checking using-0.1.0 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate using 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate using 0.1.0
[INFO] finished tweaking crates.io crate using 0.1.0
[INFO] tweaked toml for crates.io crate using 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate using 0.1.0 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b74b9ad55d9cf12bd20861ce0169cb7ce9610220c848da9cfc0e317fb0e975c1
[INFO] running `Command { std: "docker" "start" "-a" "b74b9ad55d9cf12bd20861ce0169cb7ce9610220c848da9cfc0e317fb0e975c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b74b9ad55d9cf12bd20861ce0169cb7ce9610220c848da9cfc0e317fb0e975c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74b9ad55d9cf12bd20861ce0169cb7ce9610220c848da9cfc0e317fb0e975c1", kill_on_drop: false }`
[INFO] [stdout] b74b9ad55d9cf12bd20861ce0169cb7ce9610220c848da9cfc0e317fb0e975c1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d50ad3b0fb6f49c39d31884f31bfd8e79a0d42ba5f6f2b5c42382100e5c82b4
[INFO] running `Command { std: "docker" "start" "-a" "4d50ad3b0fb6f49c39d31884f31bfd8e79a0d42ba5f6f2b5c42382100e5c82b4", kill_on_drop: false }`
[INFO] [stderr]     Checking using v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::using`
[INFO] [stdout]    --> src/lib.rs:786:9
[INFO] [stdout]     |
[INFO] [stdout] 786 |     use crate::using;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "4d50ad3b0fb6f49c39d31884f31bfd8e79a0d42ba5f6f2b5c42382100e5c82b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d50ad3b0fb6f49c39d31884f31bfd8e79a0d42ba5f6f2b5c42382100e5c82b4", kill_on_drop: false }`
[INFO] [stdout] 4d50ad3b0fb6f49c39d31884f31bfd8e79a0d42ba5f6f2b5c42382100e5c82b4