[INFO] cloning repository https://github.com/rdelfin/newton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rdelfin/newton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdelfin%2Fnewton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdelfin%2Fnewton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b90a5f62f0eb4893861c3b75180cec308b5ad92
[INFO] documenting rdelfin/newton against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdelfin%2Fnewton" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rdelfin/newton on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rdelfin/newton
[INFO] finished tweaking git repo https://github.com/rdelfin/newton
[INFO] tweaked toml for git repo https://github.com/rdelfin/newton written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rdelfin/newton already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shred-derive v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce006862590bfbe2c0b9f3681dff73c6cf3e6743c4850408512c55d4b98dc03e
[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" "ce006862590bfbe2c0b9f3681dff73c6cf3e6743c4850408512c55d4b98dc03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce006862590bfbe2c0b9f3681dff73c6cf3e6743c4850408512c55d4b98dc03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce006862590bfbe2c0b9f3681dff73c6cf3e6743c4850408512c55d4b98dc03e", kill_on_drop: false }`
[INFO] [stdout] ce006862590bfbe2c0b9f3681dff73c6cf3e6743c4850408512c55d4b98dc03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6343eccee299d8d2462083d5099b164ec2cf667c2e66ce1250342ebf1a9736a
[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" "e6343eccee299d8d2462083d5099b164ec2cf667c2e66ce1250342ebf1a9736a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]     Checking mint v0.5.6
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking tuple-map v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking unic-langid-impl v0.8.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling shred-derive v0.6.3
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling gltf-derive v0.15.2
[INFO] [stderr]    Compiling glsl-layout-derive v0.3.2
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num-bigint v0.4.0
[INFO] [stderr] error: could not compile `derivative`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-2.2.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=9fe91f2331c0731a -C extra-filename=-9fe91f2331c0731a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-14cd586ab686c21a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-87ff32172245591e.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-350e1ac7f7245c00.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e6343eccee299d8d2462083d5099b164ec2cf667c2e66ce1250342ebf1a9736a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6343eccee299d8d2462083d5099b164ec2cf667c2e66ce1250342ebf1a9736a", kill_on_drop: false }`
[INFO] [stdout] e6343eccee299d8d2462083d5099b164ec2cf667c2e66ce1250342ebf1a9736a
