[INFO] cloning repository https://github.com/mogenson/gba-uart-echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mogenson/gba-uart-echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmogenson%2Fgba-uart-echo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmogenson%2Fgba-uart-echo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0764b490fc4b3396e04c23028a741b41c7b4022d
[INFO] testing mogenson/gba-uart-echo against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmogenson%2Fgba-uart-echo" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mogenson/gba-uart-echo on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-90/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mogenson/gba-uart-echo
[INFO] finished tweaking git repo https://github.com/mogenson/gba-uart-echo
[INFO] tweaked toml for git repo https://github.com/mogenson/gba-uart-echo written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/mogenson/gba-uart-echo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-abort v0.3.2
[INFO] [stderr]   Downloaded gba-proc-macro v0.6.0
[INFO] [stderr]   Downloaded gba-proc-macro v0.5.0
[INFO] [stderr]   Downloaded voladdress v0.2.5
[INFO] [stderr]   Downloaded voladdress v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0eb98707a37578b33fe106c6ad7815a2af173b5ecbc5474d577755bfec2f400
[INFO] running `Command { std: "docker" "start" "-a" "e0eb98707a37578b33fe106c6ad7815a2af173b5ecbc5474d577755bfec2f400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0eb98707a37578b33fe106c6ad7815a2af173b5ecbc5474d577755bfec2f400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0eb98707a37578b33fe106c6ad7815a2af173b5ecbc5474d577755bfec2f400", kill_on_drop: false }`
[INFO] [stdout] e0eb98707a37578b33fe106c6ad7815a2af173b5ecbc5474d577755bfec2f400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb0b909ce42c8b4034c906b2f3b3fe5b389d488d45eb0abde9857523115fa27e
[INFO] running `Command { std: "docker" "start" "-a" "eb0b909ce42c8b4034c906b2f3b3fe5b389d488d45eb0abde9857523115fa27e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling gba-uart-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling voladdress v0.3.0
[INFO] [stderr]    Compiling panic-abort v0.3.2
[INFO] [stderr]    Compiling voladdress v0.2.5
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/voladdress-0.3.0/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_fn, const_generics)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/voladdress-0.3.0/src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_fn, const_generics)]
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/voladdress-0.2.5/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `voladdress` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "eb0b909ce42c8b4034c906b2f3b3fe5b389d488d45eb0abde9857523115fa27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0b909ce42c8b4034c906b2f3b3fe5b389d488d45eb0abde9857523115fa27e", kill_on_drop: false }`
[INFO] [stdout] eb0b909ce42c8b4034c906b2f3b3fe5b389d488d45eb0abde9857523115fa27e