[INFO] fetching crate fmlrc 0.1.1...
[INFO] documenting fmlrc-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate fmlrc 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fmlrc 0.1.1 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 fmlrc 0.1.1
[INFO] finished tweaking crates.io crate fmlrc 0.1.1
[INFO] tweaked toml for crates.io crate fmlrc 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fmlrc 0.1.1 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 snafu-derive v0.6.8
[INFO] [stderr]   Downloaded multimap v0.6.0
[INFO] [stderr]   Downloaded adler32 v1.1.0
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] [stderr]   Downloaded derive-new v0.5.8
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded bio-types v0.6.0
[INFO] [stderr]   Downloaded subprocess v0.2.4
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded needletail v0.3.2
[INFO] [stderr]   Downloaded itertools-num v0.1.3
[INFO] [stderr]   Downloaded triple_accel v0.3.0
[INFO] [stderr]   Downloaded bio v0.31.0
[INFO] [stderr]   Downloaded snafu v0.6.8
[INFO] [stderr]   Downloaded newtype_derive v0.1.6
[INFO] [stderr]   Downloaded libmath v0.1.4
[INFO] [stderr]   Downloaded feature-probe v0.1.1
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded getset v0.0.9
[INFO] [stderr]   Downloaded bv v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 865f83566270d4f910b13200d6b354e2f4bb3109e77d81cd50469802e7eaa0d7
[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" "865f83566270d4f910b13200d6b354e2f4bb3109e77d81cd50469802e7eaa0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865f83566270d4f910b13200d6b354e2f4bb3109e77d81cd50469802e7eaa0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865f83566270d4f910b13200d6b354e2f4bb3109e77d81cd50469802e7eaa0d7", kill_on_drop: false }`
[INFO] [stdout] 865f83566270d4f910b13200d6b354e2f4bb3109e77d81cd50469802e7eaa0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 81fba28c026a9b844a77d4240082d3854f9b391e12d94dd34a4dffaed84e5240
[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" "81fba28c026a9b844a77d4240082d3854f9b391e12d94dd34a4dffaed84e5240", kill_on_drop: false }`
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]    Compiling bio v0.31.0
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking triple_accel v0.3.0
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking subprocess v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking needletail v0.3.2
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bio-types v0.6.0
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking fmlrc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fmlrc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "81fba28c026a9b844a77d4240082d3854f9b391e12d94dd34a4dffaed84e5240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fba28c026a9b844a77d4240082d3854f9b391e12d94dd34a4dffaed84e5240", kill_on_drop: false }`
[INFO] [stdout] 81fba28c026a9b844a77d4240082d3854f9b391e12d94dd34a4dffaed84e5240