[INFO] cloning repository https://github.com/RusPiRo/ruspiro-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RusPiRo/ruspiro-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1328368c72d0b1f0d29e59fe72dbdc4e5fa331e9
[INFO] testing RusPiRo/ruspiro-kernel against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-kernel" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RusPiRo/ruspiro-kernel on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RusPiRo/ruspiro-kernel
[INFO] finished tweaking git repo https://github.com/RusPiRo/ruspiro-kernel
[INFO] tweaked toml for git repo https://github.com/RusPiRo/ruspiro-kernel written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/RusPiRo/ruspiro-kernel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 ruspiro-timer v0.1.0
[INFO] [stderr]   Downloaded ruspiro-gpio v0.1.0
[INFO] [stderr]   Downloaded ruspiro-boot v0.1.0
[INFO] [stderr]   Downloaded ruspiro-allocator-oom v0.1.0
[INFO] [stderr]   Downloaded ruspiro-interrupt v0.1.0
[INFO] [stderr]   Downloaded ruspiro-interrupt-macros v0.1.0
[INFO] [stderr]   Downloaded ruspiro-lock v0.1.0
[INFO] [stderr]   Downloaded ruspiro-uart v0.1.0
[INFO] [stderr]   Downloaded ruspiro-console v0.1.1
[INFO] [stderr]   Downloaded ruspiro-mailbox v0.1.0
[INFO] [stderr]   Downloaded ruspiro-singleton v0.1.0
[INFO] [stderr]   Downloaded ruspiro-register v0.1.1
[INFO] [stderr]   Downloaded ruspiro-allocator v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09931f775f01e0305e40ce4a99e5412003dc828e3c613390d5df5170a460ccdd
[INFO] running `Command { std: "docker" "start" "-a" "09931f775f01e0305e40ce4a99e5412003dc828e3c613390d5df5170a460ccdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09931f775f01e0305e40ce4a99e5412003dc828e3c613390d5df5170a460ccdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09931f775f01e0305e40ce4a99e5412003dc828e3c613390d5df5170a460ccdd", kill_on_drop: false }`
[INFO] [stdout] 09931f775f01e0305e40ce4a99e5412003dc828e3c613390d5df5170a460ccdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3926e2ab1ede4ae02f31e28db885c1115a95436ca6f58be4ebe4ad5e20124a89
[INFO] running `Command { std: "docker" "start" "-a" "3926e2ab1ede4ae02f31e28db885c1115a95436ca6f58be4ebe4ad5e20124a89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling ruspiro-lock v0.1.0
[INFO] [stderr]    Compiling ruspiro-register v0.1.1
[INFO] [stderr]    Compiling ruspiro-allocator-oom v0.1.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-register-0.1.1/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruspiro-singleton v0.1.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-register` 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" "3926e2ab1ede4ae02f31e28db885c1115a95436ca6f58be4ebe4ad5e20124a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3926e2ab1ede4ae02f31e28db885c1115a95436ca6f58be4ebe4ad5e20124a89", kill_on_drop: false }`
[INFO] [stdout] 3926e2ab1ede4ae02f31e28db885c1115a95436ca6f58be4ebe4ad5e20124a89