[INFO] fetching crate msp430-rt 0.3.1...
[INFO] documenting msp430-rt-0.3.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate msp430-rt 0.3.1 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate msp430-rt 0.3.1 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 crates.io crate msp430-rt 0.3.1
[INFO] finished tweaking crates.io crate msp430-rt 0.3.1
[INFO] tweaked toml for crates.io crate msp430-rt 0.3.1 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 5575fbd0d39948571a5ca0a152f867c294fd0b4ff5428a5c6ac2ee9dffad3814
[INFO] running `Command { std: "docker" "start" "-a" "5575fbd0d39948571a5ca0a152f867c294fd0b4ff5428a5c6ac2ee9dffad3814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5575fbd0d39948571a5ca0a152f867c294fd0b4ff5428a5c6ac2ee9dffad3814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5575fbd0d39948571a5ca0a152f867c294fd0b4ff5428a5c6ac2ee9dffad3814", kill_on_drop: false }`
[INFO] [stdout] 5575fbd0d39948571a5ca0a152f867c294fd0b4ff5428a5c6ac2ee9dffad3814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] cd4d4474f9d81e446b4561d3dc2c1824540fa16317e285961177829e60f310c0
[INFO] running `Command { std: "docker" "start" "-a" "cd4d4474f9d81e446b4561d3dc2c1824540fa16317e285961177829e60f310c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling msp430-rt v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking msp430 v0.3.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[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/msp430-0.3.0/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(asm_experimental_arch)]
[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: could not compile `msp430` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cd4d4474f9d81e446b4561d3dc2c1824540fa16317e285961177829e60f310c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4d4474f9d81e446b4561d3dc2c1824540fa16317e285961177829e60f310c0", kill_on_drop: false }`
[INFO] [stdout] cd4d4474f9d81e446b4561d3dc2c1824540fa16317e285961177829e60f310c0