[INFO] cloning repository https://github.com/gifnksm/sabios
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gifnksm/sabios" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fsabios", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fsabios'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0729dbdaafbbc318c6bc13636a3a17a842c782b
[INFO] testing gifnksm/sabios against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fsabios" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gifnksm/sabios on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gifnksm/sabios
[INFO] finished tweaking git repo https://github.com/gifnksm/sabios
[INFO] tweaked toml for git repo https://github.com/gifnksm/sabios written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gifnksm/sabios already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded addr2line v0.16.0
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded tar v0.4.37
[INFO] [stderr]   Downloaded object v0.26.0
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.2
[INFO] [stderr]   Downloaded unicode-bidi v0.3.6
[INFO] [stderr]   Downloaded runner-utils v0.0.2
[INFO] [stderr]   Downloaded locate-cargo-manifest v0.2.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded sharded-slab v0.1.3
[INFO] [stderr]   Downloaded pin-project v1.0.8
[INFO] [stderr]   Downloaded fscommon v0.1.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.19
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded fatfs v0.3.5
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded bootloader-locator v0.0.4
[INFO] [stderr]   Downloaded enumflags2 v0.7.1
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded libc v0.2.99
[INFO] [stderr]   Downloaded web-sys v0.3.52
[INFO] [stderr]   Downloaded custom_debug_derive v0.5.0
[INFO] [stderr]   Downloaded native-tls v0.2.8
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] [stderr]   Downloaded conquer-util v0.3.0
[INFO] [stderr]   Downloaded tokio v1.10.0
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded spinning_top v0.2.4
[INFO] [stderr]   Downloaded js-sys v0.3.52
[INFO] [stderr]   Downloaded conquer-once v0.3.2
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.75
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded filetime v0.2.15
[INFO] [stderr]   Downloaded arrayvec v0.7.1
[INFO] [stderr]   Downloaded linked_list_allocator v0.9.0
[INFO] [stderr]   Downloaded llvm-tools v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.25
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.75
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded matches v0.1.9
[INFO] [stderr]   Downloaded pin-project-internal v1.0.8
[INFO] [stderr]   Downloaded bootloader v0.10.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34278de586c12c6ee153b8e33a4d08a5029f1efd69d6d0e2bfff68b087f0d742
[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" "34278de586c12c6ee153b8e33a4d08a5029f1efd69d6d0e2bfff68b087f0d742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34278de586c12c6ee153b8e33a4d08a5029f1efd69d6d0e2bfff68b087f0d742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34278de586c12c6ee153b8e33a4d08a5029f1efd69d6d0e2bfff68b087f0d742", kill_on_drop: false }`
[INFO] [stdout] 34278de586c12c6ee153b8e33a4d08a5029f1efd69d6d0e2bfff68b087f0d742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7458655d5c8f6fb0e04a9a137765a60d02c794c2ee1961750027b127771e8949
[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" "7458655d5c8f6fb0e04a9a137765a60d02c794c2ee1961750027b127771e8949", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling bootloader v0.10.7
[INFO] [stderr]    Compiling llvm-tools v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling socket2 v0.4.1
[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/lock_api-0.4.4/src/lib.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling fscommon v0.1.1
[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 `lock_api` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7458655d5c8f6fb0e04a9a137765a60d02c794c2ee1961750027b127771e8949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7458655d5c8f6fb0e04a9a137765a60d02c794c2ee1961750027b127771e8949", kill_on_drop: false }`
[INFO] [stdout] 7458655d5c8f6fb0e04a9a137765a60d02c794c2ee1961750027b127771e8949