[INFO] cloning repository https://github.com/GyrosOfWar/blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GyrosOfWar/blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fblog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fblog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c85478a880461c8b5a5334e8dd40a2b8d5b7c22
[INFO] documenting GyrosOfWar/blog against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fblog" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GyrosOfWar/blog on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GyrosOfWar/blog
[INFO] finished tweaking git repo https://github.com/GyrosOfWar/blog
[INFO] tweaked toml for git repo https://github.com/GyrosOfWar/blog written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/GyrosOfWar/blog already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/GyrosOfWar/ring-pwhash`
[INFO] [stderr]     Updating git repository `https://github.com/SergioBenitez/Rocket`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.8
[INFO] [stderr]   Downloaded time v0.1.37
[INFO] [stderr]   Downloaded rayon-core v1.2.1
[INFO] [stderr]   Downloaded unicode-bidi v0.3.3
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded diesel v0.13.0
[INFO] [stderr]   Downloaded serde v1.0.8
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded native-tls v0.1.2
[INFO] [stderr]   Downloaded reqwest v0.6.2
[INFO] [stderr]   Downloaded data-encoding v1.2.0
[INFO] [stderr]   Downloaded cfg-if v0.1.1
[INFO] [stderr]   Downloaded num-iter v0.1.33
[INFO] [stderr]   Downloaded r2d2-diesel v0.13.0
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.14
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded untrusted v0.5.0
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] [stderr]   Downloaded r2d2 v0.7.2
[INFO] [stderr]   Downloaded openssl v0.9.14
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded scopeguard v0.3.2
[INFO] [stderr]   Downloaded rayon v0.7.1
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded isatty v0.1.3
[INFO] [stderr]   Downloaded yansi v0.3.0
[INFO] [stderr]   Downloaded hyper v0.10.12
[INFO] [stderr]   Downloaded num_cpus v1.5.1
[INFO] [stderr]   Downloaded security-framework v0.1.14
[INFO] [stderr]   Downloaded handlebars v0.27.0
[INFO] [stderr]   Downloaded state v0.2.2
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded pear_codegen v0.0.8
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.4
[INFO] [stderr]   Downloaded ring v0.11.0
[INFO] [stderr]   Downloaded dotenv v0.10.0
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded diesel_infer_schema v0.13.0
[INFO] [stderr]   Downloaded maplit v0.1.4
[INFO] [stderr]   Downloaded diesel_codegen v0.13.0
[INFO] [stderr]   Downloaded security-framework-sys v0.1.14
[INFO] [stderr]   Downloaded quick-error v1.2.0
[INFO] [stderr]   Downloaded schannel v0.1.5
[INFO] [stderr]   Downloaded num v0.1.39
[INFO] [stderr]   Downloaded url v1.5.0
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded smallvec v0.4.0
[INFO] [stderr]   Downloaded libflate v0.1.8
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded markdown v0.2.0
[INFO] [stderr]   Downloaded cookie v0.9.1
[INFO] [stderr]   Downloaded pq-sys v0.4.3
[INFO] [stderr]   Downloaded pear v0.0.8
[INFO] [stderr]   Downloaded futures v0.1.14
[INFO] [stderr]   Downloaded thread-id v3.1.0
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded redox_syscall v0.1.18
[INFO] [stderr]   Downloaded serde_json v1.0.2
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.1.0
[INFO] [stderr]   Downloaded toml v0.4.1
[INFO] [stderr]   Downloaded version_check v0.1.2
[INFO] [stderr]   Downloaded idna v0.1.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded foreign-types v0.2.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.11
[INFO] [stderr]   Downloaded chrono v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b438e46653f653d133bbcbe045e700831975f5a7052b50b7fc744f6d9f274dcf
[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" "b438e46653f653d133bbcbe045e700831975f5a7052b50b7fc744f6d9f274dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b438e46653f653d133bbcbe045e700831975f5a7052b50b7fc744f6d9f274dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b438e46653f653d133bbcbe045e700831975f5a7052b50b7fc744f6d9f274dcf", kill_on_drop: false }`
[INFO] [stdout] b438e46653f653d133bbcbe045e700831975f5a7052b50b7fc744f6d9f274dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7399fde490882854628dfacbabc574e88e8428786df983312643a4b6a75046a4
[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" "7399fde490882854628dfacbabc574e88e8428786df983312643a4b6a75046a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling version_check v0.1.2
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]    Compiling yansi v0.3.0
[INFO] [stderr]    Compiling pq-sys v0.4.3
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]     Checking untrusted v0.5.0
[INFO] [stderr]    Compiling openssl v0.9.14
[INFO] [stderr]     Checking itoa v0.3.1
[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-0.3.0/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_fn))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]    Compiling log v0.3.8
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7399fde490882854628dfacbabc574e88e8428786df983312643a4b6a75046a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7399fde490882854628dfacbabc574e88e8428786df983312643a4b6a75046a4", kill_on_drop: false }`
[INFO] [stdout] 7399fde490882854628dfacbabc574e88e8428786df983312643a4b6a75046a4