[INFO] cloning repository https://github.com/leo60228/chip8-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leo60228/chip8-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fchip8-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fchip8-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63593ae56dfb617fa4e885e9b8cda7d7a21f8e49
[INFO] testing leo60228/chip8-rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fchip8-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leo60228/chip8-rs 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] started tweaking git repo https://github.com/leo60228/chip8-rs
[INFO] finished tweaking git repo https://github.com/leo60228/chip8-rs
[INFO] tweaked toml for git repo https://github.com/leo60228/chip8-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/leo60228/chip8-rs 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]  Downloading crates ...
[INFO] [stderr]   Downloaded x11-dl v2.14.0
[INFO] [stderr]   Downloaded bitvec v0.14.0
[INFO] [stderr]   Downloaded minifb v0.11.2
[INFO] [stderr]   Downloaded enum-map-derive v0.4.1
[INFO] [stderr]   Downloaded enumn v0.1.0
[INFO] [stderr]   Downloaded orbclient v0.3.24
[INFO] [stderr]   Downloaded bcd v0.1.0
[INFO] [stderr]   Downloaded enum-map-internals v0.2.0
[INFO] [stderr]   Downloaded enum-map v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 49d64050726f26eb20e716de7372bc481ea8548e9f4f835d48a1d27e509640e8
[INFO] running `Command { std: "docker" "start" "-a" "49d64050726f26eb20e716de7372bc481ea8548e9f4f835d48a1d27e509640e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d64050726f26eb20e716de7372bc481ea8548e9f4f835d48a1d27e509640e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d64050726f26eb20e716de7372bc481ea8548e9f4f835d48a1d27e509640e8", kill_on_drop: false }`
[INFO] [stdout] 49d64050726f26eb20e716de7372bc481ea8548e9f4f835d48a1d27e509640e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] bd66ea1b25faed357bfda813c421e87b8887e68f9f39b25db47e1aabefc670e2
[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" "bd66ea1b25faed357bfda813c421e87b8887e68f9f39b25db47e1aabefc670e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling array-macro v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling bitvec v0.14.0
[INFO] [stderr]    Compiling bcd v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling getrandom v0.1.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling slice-deque v0.2.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bcd-0.1.0/src/lib.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_fn, const_let, try_from)]
[INFO] [stdout]   |                  ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[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/bcd-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_fn, const_let, try_from)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_let` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr] error: could not compile `bcd` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bd66ea1b25faed357bfda813c421e87b8887e68f9f39b25db47e1aabefc670e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd66ea1b25faed357bfda813c421e87b8887e68f9f39b25db47e1aabefc670e2", kill_on_drop: false }`
[INFO] [stdout] bd66ea1b25faed357bfda813c421e87b8887e68f9f39b25db47e1aabefc670e2