[INFO] cloning repository https://github.com/aldorithms/blog_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aldorithms/blog_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldorithms%2Fblog_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldorithms%2Fblog_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4959f2e71d0a6f5023da05903f33d0f31de9b673
[INFO] testing aldorithms/blog_os against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldorithms%2Fblog_os" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/aldorithms/blog_os
[INFO] finished tweaking git repo https://github.com/aldorithms/blog_os
[INFO] tweaked toml for git repo https://github.com/aldorithms/blog_os written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aldorithms/blog_os on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aldorithms/blog_os 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.52.0
[INFO] [stderr]   Downloaded concurrent-queue v2.4.0
[INFO] [stderr]   Downloaded polling v2.8.0
[INFO] [stderr]   Downloaded memchr v2.6.4
[INFO] [stderr]   Downloaded pin-project v1.1.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded socket2 v0.4.10
[INFO] [stderr]   Downloaded hermit-abi v0.3.3
[INFO] [stderr]   Downloaded anyhow v1.0.75
[INFO] [stderr]   Downloaded polling v3.3.1
[INFO] [stderr]   Downloaded uuid v1.6.1
[INFO] [stderr]   Downloaded async-io v2.2.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.16
[INFO] [stderr]   Downloaded futures-channel v0.3.29
[INFO] [stderr]   Downloaded futures-util v0.3.29
[INFO] [stderr]   Downloaded pin-project-internal v1.1.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.70
[INFO] [stderr]   Downloaded serde_derive v1.0.193
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] [stderr]   Downloaded bitflags v2.4.1
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded bitvec v1.0.1
[INFO] [stderr]   Downloaded syn v2.0.39
[INFO] [stderr]   Downloaded async-io v1.13.0
[INFO] [stderr]   Downloaded rustix v0.37.27
[INFO] [stderr]   Downloaded async-signal v0.2.5
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded event-listener-strategy v0.4.0
[INFO] [stderr]   Downloaded async-lock v3.2.0
[INFO] [stderr]   Downloaded async-task v4.5.0
[INFO] [stderr]   Downloaded futures-lite v2.1.0
[INFO] [stderr]   Downloaded event-listener v3.1.0
[INFO] [stderr]   Downloaded async-process v1.8.1
[INFO] [stderr]   Downloaded fatfs v0.3.6
[INFO] [stderr]   Downloaded futures-executor v0.3.29
[INFO] [stderr]   Downloaded futures-macro v0.3.29
[INFO] [stderr]   Downloaded futures-task v0.3.29
[INFO] [stderr]   Downloaded futures-core v0.3.29
[INFO] [stderr]   Downloaded radium v0.7.0
[INFO] [stderr]   Downloaded mbrman v0.5.2
[INFO] [stderr]   Downloaded io-lifetimes v1.0.11
[INFO] [stderr]   Downloaded async-lock v2.8.0
[INFO] [stderr]   Downloaded event-listener v4.0.0
[INFO] [stderr]   Downloaded blocking v1.5.1
[INFO] [stderr]   Downloaded fastrand v1.9.0
[INFO] [stderr]   Downloaded waker-fn v1.1.1
[INFO] [stderr]   Downloaded libc v0.2.150
[INFO] [stderr]   Downloaded smallvec v1.11.2
[INFO] [stderr]   Downloaded futures-concurrency v7.4.3
[INFO] [stderr]   Downloaded gpt v3.1.0
[INFO] [stderr]   Downloaded llvm-tools v0.1.1
[INFO] [stderr]   Downloaded funty v2.0.0
[INFO] [stderr]   Downloaded wyz v0.5.1
[INFO] [stderr]   Downloaded serde-big-array v0.4.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.50
[INFO] [stderr]   Downloaded thiserror v1.0.50
[INFO] [stderr]   Downloaded fastrand v2.0.1
[INFO] [stderr]   Downloaded errno v0.3.8
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.12
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.8
[INFO] [stderr]   Downloaded bootloader-boot-config v0.11.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[INFO] [stderr]   Downloaded async-channel v2.1.1
[INFO] [stderr]   Downloaded parking v2.2.0
[INFO] [stderr]   Downloaded futures-lite v1.13.0
[INFO] [stderr]   Downloaded futures-io v0.3.29
[INFO] [stderr]   Downloaded futures-sink v0.3.29
[INFO] [stderr]   Downloaded log v0.4.20
[INFO] [stderr]   Downloaded getrandom v0.2.11
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded rustix v0.38.26
[INFO] [stderr]   Downloaded serde v1.0.193
[INFO] [stderr]   Downloaded tempfile v3.8.1
[INFO] [stderr]   Downloaded bootloader v0.11.4
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bootloader-0.11.4/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   the cargo feature `profile-rustflags` requires a nightly version of Cargo, but this is the `stable` channel
[INFO] [stderr]   See https://doc.rust-lang.org/book/appendix-07-nightly-rust.html for more information about Rust release channels.
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/unstable.html#profile-rustflags-option for more information about using this feature.


command failed: exit status: 101

    Updating crates.io index
 Downloading crates ...
  Downloaded windows-targets v0.52.0
  Downloaded concurrent-queue v2.4.0
  Downloaded polling v2.8.0
  Downloaded memchr v2.6.4
  Downloaded pin-project v1.1.3
  Downloaded windows_x86_64_gnullvm v0.52.0
  Downloaded socket2 v0.4.10
  Downloaded hermit-abi v0.3.3
  Downloaded anyhow v1.0.75
  Downloaded polling v3.3.1
  Downloaded uuid v1.6.1
  Downloaded async-io v2.2.1
  Downloaded crossbeam-utils v0.8.16
  Downloaded futures-channel v0.3.29
  Downloaded futures-util v0.3.29
  Downloaded pin-project-internal v1.1.3
  Downloaded proc-macro2 v1.0.70
  Downloaded serde_derive v1.0.193
  Downloaded serde_json v1.0.108
  Downloaded bitflags v2.4.1
  Downloaded windows_aarch64_gnullvm v0.52.0
  Downloaded bitvec v1.0.1
  Downloaded syn v2.0.39
  Downloaded async-io v1.13.0
  Downloaded rustix v0.37.27
  Downloaded async-signal v0.2.5
  Downloaded windows_aarch64_msvc v0.52.0
  Downloaded event-listener-strategy v0.4.0
  Downloaded async-lock v3.2.0
  Downloaded async-task v4.5.0
  Downloaded futures-lite v2.1.0
  Downloaded event-listener v3.1.0
  Downloaded async-process v1.8.1
  Downloaded fatfs v0.3.6
  Downloaded futures-executor v0.3.29
  Downloaded futures-macro v0.3.29
  Downloaded futures-task v0.3.29
  Downloaded futures-core v0.3.29
  Downloaded radium v0.7.0
  Downloaded mbrman v0.5.2
  Downloaded io-lifetimes v1.0.11
  Downloaded async-lock v2.8.0
  Downloaded event-listener v4.0.0
  Downloaded blocking v1.5.1
  Downloaded fastrand v1.9.0
  Downloaded waker-fn v1.1.1
  Downloaded libc v0.2.150
  Downloaded smallvec v1.11.2
  Downloaded futures-concurrency v7.4.3
  Downloaded gpt v3.1.0
  Downloaded llvm-tools v0.1.1
  Downloaded funty v2.0.0
  Downloaded wyz v0.5.1
  Downloaded serde-big-array v0.4.1
  Downloaded thiserror-impl v1.0.50
  Downloaded thiserror v1.0.50
  Downloaded fastrand v2.0.1
  Downloaded errno v0.3.8
  Downloaded linux-raw-sys v0.4.12
  Downloaded windows_i686_msvc v0.52.0
  Downloaded linux-raw-sys v0.3.8
  Downloaded bootloader-boot-config v0.11.4
  Downloaded windows_x86_64_gnu v0.52.0
  Downloaded windows_x86_64_msvc v0.52.0
  Downloaded async-channel v2.1.1
  Downloaded parking v2.2.0
  Downloaded futures-lite v1.13.0
  Downloaded futures-io v0.3.29
  Downloaded futures-sink v0.3.29
  Downloaded log v0.4.20
  Downloaded getrandom v0.2.11
  Downloaded windows_i686_gnu v0.52.0
  Downloaded rustix v0.38.26
  Downloaded serde v1.0.193
  Downloaded tempfile v3.8.1
  Downloaded bootloader v0.11.4
error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bootloader-0.11.4/Cargo.toml`

Caused by:
  the cargo feature `profile-rustflags` requires a nightly version of Cargo, but this is the `stable` channel
  See https://doc.rust-lang.org/book/appendix-07-nightly-rust.html for more information about Rust release channels.
  See https://doc.rust-lang.org/cargo/reference/unstable.html#profile-rustflags-option for more information about using this feature.