[INFO] cloning repository https://github.com/saresend/Hacktech-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saresend/Hacktech-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1519ff5e2fb64c689c2e9e9a008bf9668cb64b58
[INFO] documenting saresend/Hacktech-2018 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saresend/Hacktech-2018 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saresend/Hacktech-2018
[INFO] finished tweaking git repo https://github.com/saresend/Hacktech-2018
[INFO] tweaked toml for git repo https://github.com/saresend/Hacktech-2018 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/saresend/Hacktech-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url_serde v0.2.0
[INFO] [stderr]   Downloaded clamp v0.1.0
[INFO] [stderr]   Downloaded rocket_cors v0.2.3
[INFO] [stderr]   Downloaded matrixmultiply v0.1.14
[INFO] [stderr]   Downloaded alga v0.5.2
[INFO] [stderr]   Downloaded smallvec v0.3.3
[INFO] [stderr]   Downloaded nalgebra v0.14.0
[INFO] [stderr]   Downloaded num-complex v0.1.42
[INFO] [stderr]   Downloaded cgmath v0.16.0
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded libc v0.2.37
[INFO] [stderr]   Downloaded serde_json v1.0.10
[INFO] [stderr]   Downloaded spade v1.4.0
[INFO] [stderr]   Downloaded mio v0.6.13
[INFO] [stderr]   Downloaded geo v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 267f56bc17026bd7eb93d06d674da488fb0c5fb929eabbf41519d69ec4d64b4e
[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" "267f56bc17026bd7eb93d06d674da488fb0c5fb929eabbf41519d69ec4d64b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267f56bc17026bd7eb93d06d674da488fb0c5fb929eabbf41519d69ec4d64b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267f56bc17026bd7eb93d06d674da488fb0c5fb929eabbf41519d69ec4d64b4e", kill_on_drop: false }`
[INFO] [stdout] 267f56bc17026bd7eb93d06d674da488fb0c5fb929eabbf41519d69ec4d64b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e84aaa43cb11bb7a6e0be2c8886d7ddfb81e13bf36dbc298d4f2dbd97de06302
[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" "e84aaa43cb11bb7a6e0be2c8886d7ddfb81e13bf36dbc298d4f2dbd97de06302", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.37
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling cgmath v0.16.0
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking pear v0.0.12
[INFO] [stderr]     Checking state v0.3.3
[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 `yansi`
[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] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_unsafe_cell_new)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_atomic_usize_new)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_atomic_bool_new)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e84aaa43cb11bb7a6e0be2c8886d7ddfb81e13bf36dbc298d4f2dbd97de06302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84aaa43cb11bb7a6e0be2c8886d7ddfb81e13bf36dbc298d4f2dbd97de06302", kill_on_drop: false }`
[INFO] [stdout] e84aaa43cb11bb7a6e0be2c8886d7ddfb81e13bf36dbc298d4f2dbd97de06302
