[INFO] fetching crate idocker 0.1.0...
[INFO] documenting idocker-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate idocker 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate idocker 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idocker 0.1.0
[INFO] finished tweaking crates.io crate idocker 0.1.0
[INFO] tweaked toml for crates.io crate idocker 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate idocker 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8face4defe60ac58bb6b6b3a5f6fa5480907cf79b9b9c9f337e74ec4e254918
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8face4defe60ac58bb6b6b3a5f6fa5480907cf79b9b9c9f337e74ec4e254918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8face4defe60ac58bb6b6b3a5f6fa5480907cf79b9b9c9f337e74ec4e254918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8face4defe60ac58bb6b6b3a5f6fa5480907cf79b9b9c9f337e74ec4e254918", kill_on_drop: false }`
[INFO] [stdout] f8face4defe60ac58bb6b6b3a5f6fa5480907cf79b9b9c9f337e74ec4e254918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b82314b2fc4ac9cc09fa22a4a3d6ace7e6a569932e94ed5c3add7067ebe9a802
[INFO] running `Command { std: "docker" "start" "-a" "b82314b2fc4ac9cc09fa22a4a3d6ace7e6a569932e94ed5c3add7067ebe9a802", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling hyper-openssl v0.9.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking tracing v0.1.24
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking dialoguer v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-openssl v0.6.1
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking shiplift v0.7.0
[INFO] [stderr]     Checking idocker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting idocker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.34s
[INFO] running `Command { std: "docker" "inspect" "b82314b2fc4ac9cc09fa22a4a3d6ace7e6a569932e94ed5c3add7067ebe9a802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82314b2fc4ac9cc09fa22a4a3d6ace7e6a569932e94ed5c3add7067ebe9a802", kill_on_drop: false }`
[INFO] [stdout] b82314b2fc4ac9cc09fa22a4a3d6ace7e6a569932e94ed5c3add7067ebe9a802
