[INFO] cloning repository https://github.com/Wadjetz/rust_mindtream_poc_old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wadjetz/rust_mindtream_poc_old" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b51ce8a1a9f68332f9c2c4795ef0083227d7c6d
[INFO] documenting Wadjetz/rust_mindtream_poc_old 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%2FWadjetz%2Frust_mindtream_poc_old" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wadjetz/rust_mindtream_poc_old 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/Wadjetz/rust_mindtream_poc_old
[INFO] finished tweaking git repo https://github.com/Wadjetz/rust_mindtream_poc_old
[INFO] tweaked toml for git repo https://github.com/Wadjetz/rust_mindtream_poc_old written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Wadjetz/rust_mindtream_poc_old 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9be5406479a66b27067010492a44830fbde629cf8d82631236e437a0a65d012
[INFO] running `Command { std: "docker" "start" "-a" "e9be5406479a66b27067010492a44830fbde629cf8d82631236e437a0a65d012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9be5406479a66b27067010492a44830fbde629cf8d82631236e437a0a65d012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9be5406479a66b27067010492a44830fbde629cf8d82631236e437a0a65d012", kill_on_drop: false }`
[INFO] [stdout] e9be5406479a66b27067010492a44830fbde629cf8d82631236e437a0a65d012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a7440d7efecbad0ed37d77c0a14166d09335261ef0e66b83f5c34dd4ec1b73b9
[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" "a7440d7efecbad0ed37d77c0a14166d09335261ef0e66b83f5c34dd4ec1b73b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]     Checking untrusted v0.5.1
[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-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a7440d7efecbad0ed37d77c0a14166d09335261ef0e66b83f5c34dd4ec1b73b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7440d7efecbad0ed37d77c0a14166d09335261ef0e66b83f5c34dd4ec1b73b9", kill_on_drop: false }`
[INFO] [stdout] a7440d7efecbad0ed37d77c0a14166d09335261ef0e66b83f5c34dd4ec1b73b9