[INFO] cloning repository https://github.com/willeccles/cactusbot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willeccles/cactusbot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilleccles%2Fcactusbot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilleccles%2Fcactusbot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9fa1eba9245818369c866b5062332534bc77d41
[INFO] documenting willeccles/cactusbot-rs 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%2Fwilleccles%2Fcactusbot-rs" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/willeccles/cactusbot-rs 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/willeccles/cactusbot-rs
[INFO] finished tweaking git repo https://github.com/willeccles/cactusbot-rs
[INFO] tweaked toml for git repo https://github.com/willeccles/cactusbot-rs written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/willeccles/cactusbot-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] [stdout] b2e89d371311cd846a7184df9fbc4757f6b75f3e76c1007c64f9c7d3e5d6805e
[INFO] running `Command { std: "docker" "start" "-a" "b2e89d371311cd846a7184df9fbc4757f6b75f3e76c1007c64f9c7d3e5d6805e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2e89d371311cd846a7184df9fbc4757f6b75f3e76c1007c64f9c7d3e5d6805e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e89d371311cd846a7184df9fbc4757f6b75f3e76c1007c64f9c7d3e5d6805e", kill_on_drop: false }`
[INFO] [stdout] b2e89d371311cd846a7184df9fbc4757f6b75f3e76c1007c64f9c7d3e5d6805e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] [stdout] ef059f2a2620401045b8f6c320f75c41a5e83beaf95e2c8776f2e818978a0da5
[INFO] running `Command { std: "docker" "start" "-a" "ef059f2a2620401045b8f6c320f75c41a5e83beaf95e2c8776f2e818978a0da5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.10.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking sha-1 v0.9.3
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling command_attr v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.123/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=d01669f3c160002d -C extra-filename=-d01669f3c160002d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e745718ee331648c.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-cd7216afd0a4191b.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b79cfd87b05cb462.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef059f2a2620401045b8f6c320f75c41a5e83beaf95e2c8776f2e818978a0da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef059f2a2620401045b8f6c320f75c41a5e83beaf95e2c8776f2e818978a0da5", kill_on_drop: false }`
[INFO] [stdout] ef059f2a2620401045b8f6c320f75c41a5e83beaf95e2c8776f2e818978a0da5