[INFO] fetching crate bootloader-x86_64-common 0.11.15...
[INFO] checking bootloader-x86_64-common-0.11.15 against 1.95.0 for pr-155915
[INFO] extracting crate bootloader-x86_64-common 0.11.15 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate bootloader-x86_64-common 0.11.15
[INFO] finished tweaking crates.io crate bootloader-x86_64-common 0.11.15
[INFO] tweaked toml for crates.io crate bootloader-x86_64-common 0.11.15 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bootloader-x86_64-common 0.11.15 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bootloader-x86_64-common 0.11.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.3.2
[INFO] [stderr]   Downloaded conquer-once v0.3.2
[INFO] [stderr]   Downloaded zero v0.1.3
[INFO] [stderr]   Downloaded rand_hc v0.3.2
[INFO] [stderr]   Downloaded bootloader_api v0.11.15
[INFO] [stderr]   Downloaded bootloader-boot-config v0.11.15
[INFO] [stderr]   Downloaded xmas-elf v0.8.0
[INFO] [stderr]   Downloaded conquer-util v0.3.0
[INFO] [stderr]   Downloaded usize_conversions v0.2.0
[INFO] [stderr]   Downloaded x86_64 v0.15.2
[INFO] [stderr]   Downloaded serde_derive v1.0.166
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded noto-sans-mono-bitmap v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ac6b1695c9ead3fe4feca56ddb941f060784f443b0e2c6e11e8810b9544f27
[INFO] running `Command { std: "docker" "start" "-a" "31ac6b1695c9ead3fe4feca56ddb941f060784f443b0e2c6e11e8810b9544f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ac6b1695c9ead3fe4feca56ddb941f060784f443b0e2c6e11e8810b9544f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ac6b1695c9ead3fe4feca56ddb941f060784f443b0e2c6e11e8810b9544f27", kill_on_drop: false }`
[INFO] [stdout] 31ac6b1695c9ead3fe4feca56ddb941f060784f443b0e2c6e11e8810b9544f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7b9220cafc90d6deb245f5832766edf06d0cdce328581a2183ca4e06ef91f4
[INFO] running `Command { std: "docker" "start" "-a" "9f7b9220cafc90d6deb245f5832766edf06d0cdce328581a2183ca4e06ef91f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling rustversion v1.0.13
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling bootloader_api v0.11.15
[INFO] [stderr]     Checking zero v0.1.3
[INFO] [stderr]     Checking conquer-util v0.3.0
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking xmas-elf v0.8.0
[INFO] [stderr]     Checking conquer-once v0.3.2
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_hc v0.3.2
[INFO] [stderr]     Checking usize_conversions v0.2.0
[INFO] [stderr]     Checking noto-sans-mono-bitmap v0.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/usize_conversions-0.2.0/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(i128_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `i128_type` has been stable since `1.26.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `usize_conversions` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9f7b9220cafc90d6deb245f5832766edf06d0cdce328581a2183ca4e06ef91f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7b9220cafc90d6deb245f5832766edf06d0cdce328581a2183ca4e06ef91f4", kill_on_drop: false }`
[INFO] [stdout] 9f7b9220cafc90d6deb245f5832766edf06d0cdce328581a2183ca4e06ef91f4