[INFO] cloning repository https://github.com/dustlang/docs.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustlang/docs.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fdocs.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fdocs.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 410c660a4169afe669b161ca80901dcfe5259c24
[INFO] testing dustlang/docs.rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fdocs.rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dustlang/docs.rs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/dustlang/docs.rs
[INFO] finished tweaking git repo https://github.com/dustlang/docs.rs
[INFO] tweaked toml for git repo https://github.com/dustlang/docs.rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/dustlang/docs.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_more v0.99.7
[INFO] [stderr]   Downloaded comrak v0.9.1
[INFO] [stderr]   Downloaded smol_str v0.1.16
[INFO] [stderr]   Downloaded postgres-types v0.1.3
[INFO] [stderr]   Downloaded lol_html v0.2.0
[INFO] [stderr]   Downloaded rustwide v0.11.0
[INFO] [stderr]   Downloaded postgres-derive v0.4.0
[INFO] [stderr]   Downloaded path-slash v0.1.3
[INFO] [stderr]   Downloaded crates-index-diff v7.1.2
[INFO] [stderr]   Downloaded libflate v1.0.0
[INFO] [stderr]   Downloaded sass-sys v0.4.19
[INFO] [stderr]   Downloaded zstd-safe v2.0.4+zstd.1.4.5
[INFO] [stderr]   Downloaded crates-index v0.15.1
[INFO] [stderr]   Downloaded zstd-sys v1.4.16+zstd.1.4.5
[INFO] [stderr]   Downloaded systemstat v0.1.5
[INFO] [stderr]   Downloaded zstd v0.5.2+zstd.1.4.5
[INFO] [stderr]   Downloaded ttf-parser v0.6.1
[INFO] [stderr]   Downloaded schemamama v0.3.0
[INFO] [stderr]   Downloaded schemamama_postgres v0.3.0
[INFO] [stderr]   Downloaded bytesize v1.0.0
[INFO] [stderr]   Downloaded slug v0.1.1
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7aa44134ca4f1f3312304f95c6c65fccd646927ec6853c998808af72f35bb73
[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" "d7aa44134ca4f1f3312304f95c6c65fccd646927ec6853c998808af72f35bb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7aa44134ca4f1f3312304f95c6c65fccd646927ec6853c998808af72f35bb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7aa44134ca4f1f3312304f95c6c65fccd646927ec6853c998808af72f35bb73", kill_on_drop: false }`
[INFO] [stdout] d7aa44134ca4f1f3312304f95c6c65fccd646927ec6853c998808af72f35bb73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8e31ad55946a1b18bba991a50a6c45173c792c49aeceb08ef60def8faebab2b
[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" "f8e31ad55946a1b18bba991a50a6c45173c792c49aeceb08ef60def8faebab2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling ttf-parser v0.6.1
[INFO] [stderr]    Compiling unidecode v0.2.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling font-awesome-as-a-crate v0.1.2 (/opt/rustwide/workdir/crates/font-awesome-as-a-crate)
[INFO] [stderr]    Compiling rustwide v0.11.0
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.2
[INFO] [stderr]    Compiling docsrs-metadata v0.1.0 (/opt/rustwide/workdir/crates/metadata)
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling path-slash v0.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling schemamama v0.3.0
[INFO] [stderr]    Compiling twoway v0.2.1
[INFO] [stderr]    Compiling libflate v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling slug v0.1.1
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling sass-sys v0.4.19
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.4
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling r2d2 v0.8.8
[INFO] [stderr]    Compiling badge v0.3.0 (/opt/rustwide/workdir/crates/badge)
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.11.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=1822f92dad698156 -C extra-filename=-1822f92dad698156 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-80e93151c602d4a3.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-77abc38cc38d84d4.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-5621009d88109f51.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-daee20f73a082eaf.rmeta --cap-lints allow --cap-lints=warn` (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" "f8e31ad55946a1b18bba991a50a6c45173c792c49aeceb08ef60def8faebab2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e31ad55946a1b18bba991a50a6c45173c792c49aeceb08ef60def8faebab2b", kill_on_drop: false }`
[INFO] [stdout] f8e31ad55946a1b18bba991a50a6c45173c792c49aeceb08ef60def8faebab2b