[INFO] cloning repository https://github.com/ambeeeeee/FeO2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ambeeeeee/FeO2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambeeeeee%2FFeO2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambeeeeee%2FFeO2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f9c6675f707e860fa2544b2645bc369f9adc191
[INFO] testing ambeeeeee/FeO2 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fambeeeeee%2FFeO2" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ambeeeeee/FeO2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ambeeeeee/FeO2
[INFO] finished tweaking git repo https://github.com/ambeeeeee/FeO2
[INFO] tweaked toml for git repo https://github.com/ambeeeeee/FeO2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ambeeeeee/FeO2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Ogeon/palette.git`
[INFO] [stderr]     Updating git repository `https://github.com/mooman219/fontdue.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucs2 v0.3.2
[INFO] [stderr]   Downloaded cargo_toml v0.11.4
[INFO] [stderr]   Downloaded cansi v2.1.1
[INFO] [stderr]   Downloaded uart_16550 v0.2.16
[INFO] [stderr]   Downloaded font8x8 v0.3.1
[INFO] [stderr]   Downloaded uefi-macros v0.5.0
[INFO] [stderr]   Downloaded uefi v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 65894ab1132f00ae2e7df5c48c53451dff4030d524e2d8189164fd351723c2c9
[INFO] running `Command { std: "docker" "start" "-a" "65894ab1132f00ae2e7df5c48c53451dff4030d524e2d8189164fd351723c2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65894ab1132f00ae2e7df5c48c53451dff4030d524e2d8189164fd351723c2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65894ab1132f00ae2e7df5c48c53451dff4030d524e2d8189164fd351723c2c9", kill_on_drop: false }`
[INFO] [stdout] 65894ab1132f00ae2e7df5c48c53451dff4030d524e2d8189164fd351723c2c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] b600f0842fa49158b754df4a73600bc5c1ed6d9ec0bc5a6899df8d3110acd45b
[INFO] running `Command { std: "docker" "start" "-a" "b600f0842fa49158b754df4a73600bc5c1ed6d9ec0bc5a6899df8d3110acd45b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling x86_64 v0.14.8
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling bootloader v0.10.12
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling palette v0.6.0 (https://github.com/Ogeon/palette.git#fb38249f)
[INFO] [stderr]    Compiling ttf-parser v0.15.0
[INFO] [stderr]    Compiling font8x8 v0.3.1
[INFO] [stderr]    Compiling cansi v2.1.1
[INFO] [stderr]    Compiling owo-colors v3.2.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling ucs2 v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling locate-cargo-manifest v0.2.2
[INFO] [stderr]    Compiling bootloader-locator v0.0.4
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rsdp v2.0.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.6/src/lib.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[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" "b600f0842fa49158b754df4a73600bc5c1ed6d9ec0bc5a6899df8d3110acd45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b600f0842fa49158b754df4a73600bc5c1ed6d9ec0bc5a6899df8d3110acd45b", kill_on_drop: false }`
[INFO] [stdout] b600f0842fa49158b754df4a73600bc5c1ed6d9ec0bc5a6899df8d3110acd45b