[INFO] cloning repository https://github.com/gereeter/csvsheet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gereeter/csvsheet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgereeter%2Fcsvsheet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgereeter%2Fcsvsheet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecca2a42894df6cad1c8854200eb445a897558d7
[INFO] documenting gereeter/csvsheet against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgereeter%2Fcsvsheet" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gereeter/csvsheet on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gereeter/csvsheet
[INFO] finished tweaking git repo https://github.com/gereeter/csvsheet
[INFO] tweaked toml for git repo https://github.com/gereeter/csvsheet written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gereeter/csvsheet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9311c39acb7171c2251a8d731a9a1987705d8cd3d911a2c40701289621540e2
[INFO] running `Command { std: "docker" "start" "-a" "a9311c39acb7171c2251a8d731a9a1987705d8cd3d911a2c40701289621540e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9311c39acb7171c2251a8d731a9a1987705d8cd3d911a2c40701289621540e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9311c39acb7171c2251a8d731a9a1987705d8cd3d911a2c40701289621540e2", kill_on_drop: false }`
[INFO] [stdout] a9311c39acb7171c2251a8d731a9a1987705d8cd3d911a2c40701289621540e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91929ee432f50c83afb0bf0043e8a208ee9cce3de900c5cde1bb9eaef0e8d036
[INFO] running `Command { std: "docker" "start" "-a" "91929ee432f50c83afb0bf0043e8a208ee9cce3de900c5cde1bb9eaef0e8d036", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking textwrap v0.10.0
[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/smallvec-0.6.9/lib.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "union", feature(untagged_unions))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[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 `smallvec` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "91929ee432f50c83afb0bf0043e8a208ee9cce3de900c5cde1bb9eaef0e8d036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91929ee432f50c83afb0bf0043e8a208ee9cce3de900c5cde1bb9eaef0e8d036", kill_on_drop: false }`
[INFO] [stdout] 91929ee432f50c83afb0bf0043e8a208ee9cce3de900c5cde1bb9eaef0e8d036