[INFO] cloning repository https://github.com/Sherlock-Holo/ddns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sherlock-Holo/ddns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherlock-Holo%2Fddns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherlock-Holo%2Fddns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49342926b523ba0d59dedd18b17d1e2054d75bdf
[INFO] documenting Sherlock-Holo/ddns against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherlock-Holo%2Fddns" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sherlock-Holo/ddns on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sherlock-Holo/ddns
[INFO] finished tweaking git repo https://github.com/Sherlock-Holo/ddns
[INFO] tweaked toml for git repo https://github.com/Sherlock-Holo/ddns written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Sherlock-Holo/ddns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e2edc74b17c8aacdcf3504f48cbf3efcb187f1edee544c0251b4e6777f7311
[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" "72e2edc74b17c8aacdcf3504f48cbf3efcb187f1edee544c0251b4e6777f7311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e2edc74b17c8aacdcf3504f48cbf3efcb187f1edee544c0251b4e6777f7311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e2edc74b17c8aacdcf3504f48cbf3efcb187f1edee544c0251b4e6777f7311", kill_on_drop: false }`
[INFO] [stdout] 72e2edc74b17c8aacdcf3504f48cbf3efcb187f1edee544c0251b4e6777f7311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 513362b1173b47072d52faf77448d8a4dd9521389553ec20ec70fa63d0c86afb
[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" "513362b1173b47072d52faf77448d8a4dd9521389553ec20ec70fa63d0c86afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling k8s-openapi v0.11.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]     Checking libflate_lz77 v1.1.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking object v0.25.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking openssl-sys v0.9.63
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking ordered-float v2.5.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking libflate v1.1.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking slog-stdlog v4.1.0
[INFO] [stderr]     Checking openssl v0.10.34
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]     Checking native-tls v0.2.7
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling schemars_derive v0.8.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking futures-util v0.3.15
[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=44fb1a7d5593c4eb -C extra-filename=-44fb1a7d5593c4eb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-299b9ca6a9d0cc38.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-d0075634733a88c2.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-688e81c6826a33dc.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" "513362b1173b47072d52faf77448d8a4dd9521389553ec20ec70fa63d0c86afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513362b1173b47072d52faf77448d8a4dd9521389553ec20ec70fa63d0c86afb", kill_on_drop: false }`
[INFO] [stdout] 513362b1173b47072d52faf77448d8a4dd9521389553ec20ec70fa63d0c86afb
