[INFO] fetching crate specs_camera 0.5.0...
[INFO] checking specs_camera-0.5.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate specs_camera 0.5.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate specs_camera 0.5.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate specs_camera 0.5.0
[INFO] finished tweaking crates.io crate specs_camera 0.5.0
[INFO] tweaked toml for crates.io crate specs_camera 0.5.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f13edba16531f21ff063d0d2c1e554e0782c2f37e1a2f09aaa46a5e3ce205c3
[INFO] running `Command { std: "docker" "start" "-a" "6f13edba16531f21ff063d0d2c1e554e0782c2f37e1a2f09aaa46a5e3ce205c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f13edba16531f21ff063d0d2c1e554e0782c2f37e1a2f09aaa46a5e3ce205c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f13edba16531f21ff063d0d2c1e554e0782c2f37e1a2f09aaa46a5e3ce205c3", kill_on_drop: false }`
[INFO] [stdout] 6f13edba16531f21ff063d0d2c1e554e0782c2f37e1a2f09aaa46a5e3ce205c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 776d9fa14b227c9fc89a74c1be0dce88c1fb780f40c40217daa34a95905d46aa
[INFO] running `Command { std: "docker" "start" "-a" "776d9fa14b227c9fc89a74c1be0dce88c1fb780f40c40217daa34a95905d46aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking cast_trait v0.1.2
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking type-name v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]    Compiling getrandom v0.2.3
[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/type-name-0.1.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `type-name` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "776d9fa14b227c9fc89a74c1be0dce88c1fb780f40c40217daa34a95905d46aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776d9fa14b227c9fc89a74c1be0dce88c1fb780f40c40217daa34a95905d46aa", kill_on_drop: false }`
[INFO] [stdout] 776d9fa14b227c9fc89a74c1be0dce88c1fb780f40c40217daa34a95905d46aa
