[INFO] cloning repository https://github.com/mskmysht/uefi-hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mskmysht/uefi-hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmskmysht%2Fuefi-hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmskmysht%2Fuefi-hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c42348d28e2f5de786996d006d7173f50a52062
[INFO] testing mskmysht/uefi-hello against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmskmysht%2Fuefi-hello" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mskmysht/uefi-hello on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mskmysht/uefi-hello
[INFO] finished tweaking git repo https://github.com/mskmysht/uefi-hello
[INFO] tweaked toml for git repo https://github.com/mskmysht/uefi-hello written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mskmysht/uefi-hello already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded uefi-macros v0.3.3
[INFO] [stderr]   Downloaded ucs2 v0.3.2
[INFO] [stderr]   Downloaded utf16_literal v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3839a527abfbd7d4be3e60f9171d3c7847b988e9be32bbb7076e8d17b816960c
[INFO] running `Command { std: "docker" "start" "-a" "3839a527abfbd7d4be3e60f9171d3c7847b988e9be32bbb7076e8d17b816960c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3839a527abfbd7d4be3e60f9171d3c7847b988e9be32bbb7076e8d17b816960c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3839a527abfbd7d4be3e60f9171d3c7847b988e9be32bbb7076e8d17b816960c", kill_on_drop: false }`
[INFO] [stdout] 3839a527abfbd7d4be3e60f9171d3c7847b988e9be32bbb7076e8d17b816960c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42c7c4178565daa74bdb818278f899729580928ea2f13b8b8b738e7a178a39d6
[INFO] running `Command { std: "docker" "start" "-a" "42c7c4178565daa74bdb818278f899729580928ea2f13b8b8b738e7a178a39d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling utf16_literal v0.2.1
[INFO] [stderr]    Compiling rlibc v1.0.0
[INFO] [stderr]    Compiling ucs2 v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling uefi-macros v0.3.3
[INFO] [stderr]    Compiling uefi v0.11.0 (https://github.com/rust-osdev/uefi-rs.git#9ba6517a)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(auto_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(control_flow_enum)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(try_trait_v2)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(abi_efiapi)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(negative_impls)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/uefi-rs-f0a06b7c1e31b7b0/9ba6517/src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(const_panic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uefi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "42c7c4178565daa74bdb818278f899729580928ea2f13b8b8b738e7a178a39d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c7c4178565daa74bdb818278f899729580928ea2f13b8b8b738e7a178a39d6", kill_on_drop: false }`
[INFO] [stdout] 42c7c4178565daa74bdb818278f899729580928ea2f13b8b8b738e7a178a39d6
