[INFO] cloning repository https://github.com/natir/br
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natir/br" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fbr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fbr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d908a9941779e5951bceebda4c4c732219598c1
[INFO] documenting natir/br against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fbr" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natir/br 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 git repo https://github.com/natir/br
[INFO] finished tweaking git repo https://github.com/natir/br
[INFO] tweaked toml for git repo https://github.com/natir/br written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/natir/br 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57954a9f366c571f2fb6eac96f954949acfc96ca4b18b0111ce6fd07dd97542d
[INFO] running `Command { std: "docker" "start" "-a" "57954a9f366c571f2fb6eac96f954949acfc96ca4b18b0111ce6fd07dd97542d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57954a9f366c571f2fb6eac96f954949acfc96ca4b18b0111ce6fd07dd97542d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57954a9f366c571f2fb6eac96f954949acfc96ca4b18b0111ce6fd07dd97542d", kill_on_drop: false }`
[INFO] [stdout] 57954a9f366c571f2fb6eac96f954949acfc96ca4b18b0111ce6fd07dd97542d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 903ed8531bd2f0aeacb53121b10e945a55021d3ebdffcffc6f4b7959e091441f
[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" "903ed8531bd2f0aeacb53121b10e945a55021d3ebdffcffc6f4b7959e091441f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling bio v0.31.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling bio v0.32.0
[INFO] [stderr]     Checking cocktail v0.1.0 (https://github.com/natir/cocktail.git#124624f6)
[INFO] [stderr]     Checking triple_accel v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking enum-map v0.6.2
[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 bstr v0.2.13
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking pcon v0.1.0 (https://github.com/natir/pcon.git#c0d66bf8)
[INFO] [stderr]  Documenting br v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "903ed8531bd2f0aeacb53121b10e945a55021d3ebdffcffc6f4b7959e091441f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903ed8531bd2f0aeacb53121b10e945a55021d3ebdffcffc6f4b7959e091441f", kill_on_drop: false }`
[INFO] [stdout] 903ed8531bd2f0aeacb53121b10e945a55021d3ebdffcffc6f4b7959e091441f