[INFO] cloning repository https://github.com/lupyuen/pinetime-graphic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lupyuen/pinetime-graphic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01cd03074e1f6cef6cf2a1e62517da4be3792e4f
[INFO] testing lupyuen/pinetime-graphic against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lupyuen/pinetime-graphic 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/lupyuen/pinetime-graphic
[INFO] finished tweaking git repo https://github.com/lupyuen/pinetime-graphic
[INFO] tweaked toml for git repo https://github.com/lupyuen/pinetime-graphic written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/lupyuen/pinetime-graphic 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 004da0d78fa00ff4b2bff3afb146a562d7e00b64788cafef9d960383d5a0bfcd
[INFO] running `Command { std: "docker" "start" "-a" "004da0d78fa00ff4b2bff3afb146a562d7e00b64788cafef9d960383d5a0bfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "004da0d78fa00ff4b2bff3afb146a562d7e00b64788cafef9d960383d5a0bfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004da0d78fa00ff4b2bff3afb146a562d7e00b64788cafef9d960383d5a0bfcd", kill_on_drop: false }`
[INFO] [stdout] 004da0d78fa00ff4b2bff3afb146a562d7e00b64788cafef9d960383d5a0bfcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe8ba7cae62ce476f9d02afc5c5865629d5fec5188d93e55231a5b3cb35974a
[INFO] running `Command { std: "docker" "start" "-a" "afe8ba7cae62ce476f9d02afc5c5865629d5fec5188d93e55231a5b3cb35974a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling pinetime-graphic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinetime-graphic` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "afe8ba7cae62ce476f9d02afc5c5865629d5fec5188d93e55231a5b3cb35974a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe8ba7cae62ce476f9d02afc5c5865629d5fec5188d93e55231a5b3cb35974a", kill_on_drop: false }`
[INFO] [stdout] afe8ba7cae62ce476f9d02afc5c5865629d5fec5188d93e55231a5b3cb35974a