[INFO] fetching crate uart_16550 0.2.15...
[INFO] checking uart_16550-0.2.15 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate uart_16550 0.2.15 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate uart_16550 0.2.15 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking crates.io crate uart_16550 0.2.15
[INFO] finished tweaking crates.io crate uart_16550 0.2.15
[INFO] tweaked toml for crates.io crate uart_16550 0.2.15 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded x86_64 v0.14.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01d87e33033fef24085a142d8c764190ba2c568cf99bffd0ee17428210e5600c
[INFO] running `Command { std: "docker" "start" "-a" "01d87e33033fef24085a142d8c764190ba2c568cf99bffd0ee17428210e5600c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01d87e33033fef24085a142d8c764190ba2c568cf99bffd0ee17428210e5600c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d87e33033fef24085a142d8c764190ba2c568cf99bffd0ee17428210e5600c", kill_on_drop: false }`
[INFO] [stdout] 01d87e33033fef24085a142d8c764190ba2c568cf99bffd0ee17428210e5600c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4f7c075f73082b023a5e8ab7bf9ba5894c45c8b7a2b6052d9aac93ecbf8e5d
[INFO] running `Command { std: "docker" "start" "-a" "df4f7c075f73082b023a5e8ab7bf9ba5894c45c8b7a2b6052d9aac93ecbf8e5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling x86_64 v0.14.3
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking uart_16550 v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "df4f7c075f73082b023a5e8ab7bf9ba5894c45c8b7a2b6052d9aac93ecbf8e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4f7c075f73082b023a5e8ab7bf9ba5894c45c8b7a2b6052d9aac93ecbf8e5d", kill_on_drop: false }`
[INFO] [stdout] df4f7c075f73082b023a5e8ab7bf9ba5894c45c8b7a2b6052d9aac93ecbf8e5d