[INFO] fetching crate cargo-tree 0.29.0...
[INFO] documenting cargo-tree-0.29.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cargo-tree 0.29.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cargo-tree 0.29.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-tree 0.29.0
[INFO] finished tweaking crates.io crate cargo-tree 0.29.0
[INFO] tweaked toml for crates.io crate cargo-tree 0.29.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cargo-tree 0.29.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b71062fab19c4815447168cfde9e17514b3c112a521f1f8b3856a0b6764aa13
[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" "3b71062fab19c4815447168cfde9e17514b3c112a521f1f8b3856a0b6764aa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b71062fab19c4815447168cfde9e17514b3c112a521f1f8b3856a0b6764aa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b71062fab19c4815447168cfde9e17514b3c112a521f1f8b3856a0b6764aa13", kill_on_drop: false }`
[INFO] [stdout] 3b71062fab19c4815447168cfde9e17514b3c112a521f1f8b3856a0b6764aa13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da9aa669faee30d02755b8f9b9554fd866904637c08ae4f8e82fa8b6d6653072
[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" "da9aa669faee30d02755b8f9b9554fd866904637c08ae4f8e82fa8b6d6653072", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.1
[INFO] [stderr]     Checking structopt v0.3.8
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]  Documenting cargo-tree v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.11s
[INFO] running `Command { std: "docker" "inspect" "da9aa669faee30d02755b8f9b9554fd866904637c08ae4f8e82fa8b6d6653072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da9aa669faee30d02755b8f9b9554fd866904637c08ae4f8e82fa8b6d6653072", kill_on_drop: false }`
[INFO] [stdout] da9aa669faee30d02755b8f9b9554fd866904637c08ae4f8e82fa8b6d6653072
