[INFO] fetching crate mchprs 0.3.0...
[INFO] documenting mchprs-0.3.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate mchprs 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate mchprs 0.3.0 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 mchprs 0.3.0
[INFO] finished tweaking crates.io crate mchprs 0.3.0
[INFO] tweaked toml for crates.io crate mchprs 0.3.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate mchprs 0.3.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bus v2.2.3
[INFO] [stderr]   Downloaded hematite-nbt v0.4.1
[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" "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] 1374e422291aff1319cabbf169c8021c3c45a9c2bed73518898e1ec126c0f6e9
[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" "1374e422291aff1319cabbf169c8021c3c45a9c2bed73518898e1ec126c0f6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1374e422291aff1319cabbf169c8021c3c45a9c2bed73518898e1ec126c0f6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1374e422291aff1319cabbf169c8021c3c45a9c2bed73518898e1ec126c0f6e9", kill_on_drop: false }`
[INFO] [stdout] 1374e422291aff1319cabbf169c8021c3c45a9c2bed73518898e1ec126c0f6e9
[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" "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] 9da2803651697e281f885ed9f34d3d8d7e9eb7c4fadb7ba79c7ae097333029c8
[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" "9da2803651697e281f885ed9f34d3d8d7e9eb7c4fadb7ba79c7ae097333029c8", kill_on_drop: false }`
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking bus v2.2.3
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking hematite-nbt v0.4.1
[INFO] [stderr]  Documenting mchprs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.09s
[INFO] running `Command { std: "docker" "inspect" "9da2803651697e281f885ed9f34d3d8d7e9eb7c4fadb7ba79c7ae097333029c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da2803651697e281f885ed9f34d3d8d7e9eb7c4fadb7ba79c7ae097333029c8", kill_on_drop: false }`
[INFO] [stdout] 9da2803651697e281f885ed9f34d3d8d7e9eb7c4fadb7ba79c7ae097333029c8
