[INFO] cloning repository https://github.com/museun/what_was_that
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/what_was_that" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhat_was_that", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhat_was_that'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22c49dc09875063fd25267fd9d607a898dba1d5c
[INFO] documenting museun/what_was_that against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fwhat_was_that" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/what_was_that on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/what_was_that
[INFO] finished tweaking git repo https://github.com/museun/what_was_that
[INFO] tweaked toml for git repo https://github.com/museun/what_was_that written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/what_was_that already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] cfbc943362c3f8922e05704086cfefee569699ddf1cca96aa36dcffc8aacf477
[INFO] running `Command { std: "docker" "start" "-a" "cfbc943362c3f8922e05704086cfefee569699ddf1cca96aa36dcffc8aacf477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfbc943362c3f8922e05704086cfefee569699ddf1cca96aa36dcffc8aacf477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbc943362c3f8922e05704086cfefee569699ddf1cca96aa36dcffc8aacf477", kill_on_drop: false }`
[INFO] [stdout] cfbc943362c3f8922e05704086cfefee569699ddf1cca96aa36dcffc8aacf477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 68085671a450fb24674dd1130c6082cb3a6149a69e55e6861e9ed1013520111a
[INFO] running `Command { std: "docker" "start" "-a" "68085671a450fb24674dd1130c6082cb3a6149a69e55e6861e9ed1013520111a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling serenity v0.11.2
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking rspotify-macros v0.11.5
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking simple_env_load v0.2.0
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking alto_logger v0.3.7
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking openssl-sys v0.9.73
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking rustls v0.20.4
[INFO] [stderr]     Checking webpki-roots v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling strum_macros v0.24.0
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]    Compiling command_attr v0.4.0
[INFO] [stderr]     Checking openssl v0.10.40
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking strum v0.24.0
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-socks v0.5.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking dashmap v5.3.3
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking tungstenite v0.17.2
[INFO] [stderr]     Checking webbrowser v0.6.0
[INFO] [stderr]     Checking rspotify-model v0.11.5
[INFO] [stderr]     Checking async-tungstenite v0.17.2
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking rspotify-http v0.11.5
[INFO] [stderr]     Checking rspotify v0.11.5
[INFO] [stderr]  Documenting what_was_that v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 34s
[INFO] running `Command { std: "docker" "inspect" "68085671a450fb24674dd1130c6082cb3a6149a69e55e6861e9ed1013520111a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68085671a450fb24674dd1130c6082cb3a6149a69e55e6861e9ed1013520111a", kill_on_drop: false }`
[INFO] [stdout] 68085671a450fb24674dd1130c6082cb3a6149a69e55e6861e9ed1013520111a