[INFO] cloning repository https://github.com/Osspial/emcee-editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Osspial/emcee-editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Femcee-editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Femcee-editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f43f2247355d76c400c9f3f29c846771f386bbc
[INFO] documenting Osspial/emcee-editor against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Femcee-editor" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Osspial/emcee-editor on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Osspial/emcee-editor
[INFO] finished tweaking git repo https://github.com/Osspial/emcee-editor
[INFO] tweaked toml for git repo https://github.com/Osspial/emcee-editor written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Osspial/emcee-editor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28f22d538bf3a5ba35ba81de94ccec6eca6e87778a2a75268b3f7f9e17798439
[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" "28f22d538bf3a5ba35ba81de94ccec6eca6e87778a2a75268b3f7f9e17798439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28f22d538bf3a5ba35ba81de94ccec6eca6e87778a2a75268b3f7f9e17798439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f22d538bf3a5ba35ba81de94ccec6eca6e87778a2a75268b3f7f9e17798439", kill_on_drop: false }`
[INFO] [stdout] 28f22d538bf3a5ba35ba81de94ccec6eca6e87778a2a75268b3f7f9e17798439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dab76dc882e985ef7757defc6c03bb174ea66cd2227754322eec7d18e7ef3df
[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" "3dab76dc882e985ef7757defc6c03bb174ea66cd2227754322eec7d18e7ef3df", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking typed-arena v1.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.30
[INFO] [stderr]    Compiling x11-dl v2.17.5
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking tempfile v3.0.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking parking_lot_core v0.2.13
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling derive_more v0.6.2
[INFO] [stderr]    Compiling gullery_macros v0.1.0 (https://github.com/Osspial/gullery#6a54c84c)
[INFO] [stderr]    Compiling derin_macros v0.1.0 (https://github.com/Osspial/derin#1bcc5338)
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/derin-724a69ce65812efb/1bcc533/derin_macros/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(nll)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.3
[INFO] [stderr]    Compiling harfbuzz-sys v0.1.15
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derin_macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3dab76dc882e985ef7757defc6c03bb174ea66cd2227754322eec7d18e7ef3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dab76dc882e985ef7757defc6c03bb174ea66cd2227754322eec7d18e7ef3df", kill_on_drop: false }`
[INFO] [stdout] 3dab76dc882e985ef7757defc6c03bb174ea66cd2227754322eec7d18e7ef3df
