[INFO] cloning repository https://github.com/Mononofu/tenki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mononofu/tenki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMononofu%2Ftenki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMononofu%2Ftenki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49dce5fbdd0978abfd2025bb4def42d480b670b4
[INFO] documenting Mononofu/tenki 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%2FMononofu%2Ftenki" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mononofu/tenki 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/Mononofu/tenki
[INFO] finished tweaking git repo https://github.com/Mononofu/tenki
[INFO] tweaked toml for git repo https://github.com/Mononofu/tenki written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Mononofu/tenki 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 clap v2.20.3
[INFO] [stderr]   Downloaded regex-syntax v0.4.0
[INFO] [stderr]   Downloaded slug v0.1.2
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded term-painter v0.2.3
[INFO] [stderr]   Downloaded version_check v0.1.0
[INFO] [stderr]   Downloaded thread_local v0.3.2
[INFO] [stderr]   Downloaded term v0.4.5
[INFO] [stderr]   Downloaded term_size v0.2.2
[INFO] [stderr]   Downloaded hyper v0.10.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.3
[INFO] [stderr]   Downloaded threadpool v1.3.2
[INFO] [stderr]   Downloaded serde v0.9.7
[INFO] [stderr]   Downloaded unidecode v0.2.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.11
[INFO] [stderr]   Downloaded thread-id v3.0.0
[INFO] [stderr]   Downloaded rayon v0.6.0
[INFO] [stderr]   Downloaded image v0.12.2
[INFO] [stderr]   Downloaded state v0.2.0
[INFO] [stderr]   Downloaded humansize v1.0.0
[INFO] [stderr]   Downloaded adler32 v0.3.0
[INFO] [stderr]   Downloaded tera v0.7.1
[INFO] [stderr]   Downloaded deflate v0.7.4
[INFO] [stderr]   Downloaded rocket_contrib v0.2.0
[INFO] [stderr]   Downloaded serde_json v0.9.6
[INFO] [stderr]   Downloaded png v0.6.2
[INFO] [stderr]   Downloaded aho-corasick v0.6.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.6
[INFO] [stderr]   Downloaded cookie v0.6.0
[INFO] [stderr]   Downloaded rocket_codegen v0.2.0
[INFO] [stderr]   Downloaded libz-sys v1.0.12
[INFO] [stderr]   Downloaded rocket v0.2.0
[INFO] [stderr]   Downloaded regex v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 547eda49cdd346bf0b581d9207f4664692453569f6494d24ead61c80db9f5e2c
[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" "547eda49cdd346bf0b581d9207f4664692453569f6494d24ead61c80db9f5e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547eda49cdd346bf0b581d9207f4664692453569f6494d24ead61c80db9f5e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547eda49cdd346bf0b581d9207f4664692453569f6494d24ead61c80db9f5e2c", kill_on_drop: false }`
[INFO] [stdout] 547eda49cdd346bf0b581d9207f4664692453569f6494d24ead61c80db9f5e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 578b705dcea3c133108c9a32c5aaadf4ba7c9810dc2b7769246b3b3482b6aeb3
[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" "578b705dcea3c133108c9a32c5aaadf4ba7c9810dc2b7769246b3b3482b6aeb3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling version_check v0.1.0
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking adler32 v0.3.0
[INFO] [stderr]     Checking unidecode v0.2.0
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking serde v0.9.7
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking httparse v1.2.1
[INFO] [stderr]     Checking term v0.4.5
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking humansize v1.0.0
[INFO] [stderr]    Compiling state v0.2.0
[INFO] [stderr]     Checking color_quant v1.0.0
[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/state-0.2.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[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 `state`
[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-0.2.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "578b705dcea3c133108c9a32c5aaadf4ba7c9810dc2b7769246b3b3482b6aeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578b705dcea3c133108c9a32c5aaadf4ba7c9810dc2b7769246b3b3482b6aeb3", kill_on_drop: false }`
[INFO] [stdout] 578b705dcea3c133108c9a32c5aaadf4ba7c9810dc2b7769246b3b3482b6aeb3
