[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] checking RusPiRo/ruspiro-kernel against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-kernel" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RusPiRo/ruspiro-kernel on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-2/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.8
[INFO] [stderr]   Downloaded paste-impl v0.1.5
[INFO] [stderr]   Downloaded paste v0.1.5
[INFO] [stderr]   Downloaded ruspiro-singleton v0.1.0
[INFO] [stderr]   Downloaded ruspiro-register v0.1.1
[INFO] [stderr]   Downloaded ruspiro-gpio v0.1.0
[INFO] [stderr]   Downloaded ruspiro-timer v0.1.0
[INFO] [stderr]   Downloaded ruspiro-allocator-oom v0.1.0
[INFO] [stderr]   Downloaded ruspiro-interrupt v0.1.0
[INFO] [stderr]   Downloaded ruspiro-lock v0.1.0
[INFO] [stderr]   Downloaded ruspiro-uart v0.1.0
[INFO] [stderr]   Downloaded ruspiro-boot v0.1.0
[INFO] [stderr]   Downloaded ruspiro-interrupt-macros v0.1.0
[INFO] [stderr]   Downloaded ruspiro-mailbox v0.1.0
[INFO] [stderr]   Downloaded ruspiro-allocator v0.1.1
[INFO] [stderr]   Downloaded ruspiro-console v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed745f5279745d8602fc9687a7b5d453dd90ff8bc4fb26e481389143be666760
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed745f5279745d8602fc9687a7b5d453dd90ff8bc4fb26e481389143be666760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed745f5279745d8602fc9687a7b5d453dd90ff8bc4fb26e481389143be666760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed745f5279745d8602fc9687a7b5d453dd90ff8bc4fb26e481389143be666760", kill_on_drop: false }`
[INFO] [stdout] ed745f5279745d8602fc9687a7b5d453dd90ff8bc4fb26e481389143be666760
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--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] 30cd8a06de967749955799fbdbab0b703715692403e65c376cf04f2bab396d9f
[INFO] running `Command { std: "docker" "start" "-a" "30cd8a06de967749955799fbdbab0b703715692403e65c376cf04f2bab396d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]     Checking ruspiro-lock v0.1.0
[INFO] [stderr]     Checking ruspiro-register v0.1.1
[INFO] [stderr]     Checking 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] [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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "30cd8a06de967749955799fbdbab0b703715692403e65c376cf04f2bab396d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30cd8a06de967749955799fbdbab0b703715692403e65c376cf04f2bab396d9f", kill_on_drop: false }`
[INFO] [stdout] 30cd8a06de967749955799fbdbab0b703715692403e65c376cf04f2bab396d9f