[INFO] fetching crate mail_extractor_binary 0.1.2...
[INFO] documenting mail_extractor_binary-0.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mail_extractor_binary 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mail_extractor_binary 0.1.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mail_extractor_binary 0.1.2
[INFO] finished tweaking crates.io crate mail_extractor_binary 0.1.2
[INFO] tweaked toml for crates.io crate mail_extractor_binary 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate mail_extractor_binary 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mail_extractor v0.1.3
[INFO] [stderr]   Downloaded lol_html v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c142b949b891dd24dc5f7c46446658f9389a8693d426be9732167707d6cde06f
[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" "c142b949b891dd24dc5f7c46446658f9389a8693d426be9732167707d6cde06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c142b949b891dd24dc5f7c46446658f9389a8693d426be9732167707d6cde06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c142b949b891dd24dc5f7c46446658f9389a8693d426be9732167707d6cde06f", kill_on_drop: false }`
[INFO] [stdout] c142b949b891dd24dc5f7c46446658f9389a8693d426be9732167707d6cde06f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82f015e7394000f6916fabdeb15afb88cbebc9f435c9fbcdd91fb53529ff9b63
[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" "82f015e7394000f6916fabdeb15afb88cbebc9f435c9fbcdd91fb53529ff9b63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking quoted_printable v0.4.1
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mailparse v0.10.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking lol_html v0.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking mail_extractor v0.1.3
[INFO] [stderr]  Documenting mail_extractor_binary v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.04s
[INFO] running `Command { std: "docker" "inspect" "82f015e7394000f6916fabdeb15afb88cbebc9f435c9fbcdd91fb53529ff9b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f015e7394000f6916fabdeb15afb88cbebc9f435c9fbcdd91fb53529ff9b63", kill_on_drop: false }`
[INFO] [stdout] 82f015e7394000f6916fabdeb15afb88cbebc9f435c9fbcdd91fb53529ff9b63