[INFO] fetching crate yacrd 0.6.2...
[INFO] documenting yacrd-0.6.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate yacrd 0.6.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate yacrd 0.6.2 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 yacrd 0.6.2
[INFO] finished tweaking crates.io crate yacrd 0.6.2
[INFO] tweaked toml for crates.io crate yacrd 0.6.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate yacrd 0.6.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded niffler v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c22aa043984725a72c16ddf7b8dd456530f87d535dd7a36576c6803138ad3125
[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" "c22aa043984725a72c16ddf7b8dd456530f87d535dd7a36576c6803138ad3125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c22aa043984725a72c16ddf7b8dd456530f87d535dd7a36576c6803138ad3125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22aa043984725a72c16ddf7b8dd456530f87d535dd7a36576c6803138ad3125", kill_on_drop: false }`
[INFO] [stdout] c22aa043984725a72c16ddf7b8dd456530f87d535dd7a36576c6803138ad3125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e7251426bbd3562a27dfabffe9e5a6cced779f84911a4fe6e11b0b6e72ee90e1
[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" "e7251426bbd3562a27dfabffe9e5a6cced779f84911a4fe6e11b0b6e72ee90e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling bio v0.31.0
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lzma-sys v0.1.16
[INFO] [stderr]     Checking bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking ndarray v0.13.1
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking niffler v2.2.0
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]  Documenting yacrd v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.17s
[INFO] running `Command { std: "docker" "inspect" "e7251426bbd3562a27dfabffe9e5a6cced779f84911a4fe6e11b0b6e72ee90e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7251426bbd3562a27dfabffe9e5a6cced779f84911a4fe6e11b0b6e72ee90e1", kill_on_drop: false }`
[INFO] [stdout] e7251426bbd3562a27dfabffe9e5a6cced779f84911a4fe6e11b0b6e72ee90e1