[INFO] fetching crate uart_16550 0.2.15...
[INFO] checking uart_16550-0.2.15 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate uart_16550 0.2.15 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate uart_16550 0.2.15 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.14.4
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5940959cdf6f031459f6fd6eab4483f1bd61b0be260572302cedbb6e203f8f97
[INFO] running `Command { std: "docker" "start" "-a" "5940959cdf6f031459f6fd6eab4483f1bd61b0be260572302cedbb6e203f8f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5940959cdf6f031459f6fd6eab4483f1bd61b0be260572302cedbb6e203f8f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5940959cdf6f031459f6fd6eab4483f1bd61b0be260572302cedbb6e203f8f97", kill_on_drop: false }`
[INFO] [stdout] 5940959cdf6f031459f6fd6eab4483f1bd61b0be260572302cedbb6e203f8f97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c0ecca1df4521d4e938d1336b755e06b0cdb15b2c6b5a48acf6468548e822cb
[INFO] running `Command { std: "docker" "start" "-a" "7c0ecca1df4521d4e938d1336b755e06b0cdb15b2c6b5a48acf6468548e822cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking uart_16550 v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "7c0ecca1df4521d4e938d1336b755e06b0cdb15b2c6b5a48acf6468548e822cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0ecca1df4521d4e938d1336b755e06b0cdb15b2c6b5a48acf6468548e822cb", kill_on_drop: false }`
[INFO] [stdout] 7c0ecca1df4521d4e938d1336b755e06b0cdb15b2c6b5a48acf6468548e822cb