[INFO] cloning repository https://github.com/jsmenzies/rust-image-analyser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsmenzies/rust-image-analyser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Frust-image-analyser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Frust-image-analyser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e129e3c4ed802d94c203410168a7ebc3d7eb6f9
[INFO] testing jsmenzies/rust-image-analyser against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Frust-image-analyser" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsmenzies/rust-image-analyser on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsmenzies/rust-image-analyser
[INFO] finished tweaking git repo https://github.com/jsmenzies/rust-image-analyser
[INFO] tweaked toml for git repo https://github.com/jsmenzies/rust-image-analyser written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jsmenzies/rust-image-analyser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 368c3888e531d71457ed9c0a32cb747bc2a607d48482fc1f9b605d844db06f87
[INFO] running `Command { std: "docker" "start" "-a" "368c3888e531d71457ed9c0a32cb747bc2a607d48482fc1f9b605d844db06f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "368c3888e531d71457ed9c0a32cb747bc2a607d48482fc1f9b605d844db06f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368c3888e531d71457ed9c0a32cb747bc2a607d48482fc1f9b605d844db06f87", kill_on_drop: false }`
[INFO] [stdout] 368c3888e531d71457ed9c0a32cb747bc2a607d48482fc1f9b605d844db06f87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00155d5130c95b156865f18fd3921e95939e861987fc3360769d696d9a2cd1a6
[INFO] running `Command { std: "docker" "start" "-a" "00155d5130c95b156865f18fd3921e95939e861987fc3360769d696d9a2cd1a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling mutate_once v0.1.1
[INFO] [stderr]    Compiling imagesize v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling kamadak-exif v0.5.4
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling md-5 v0.10.1
[INFO] [stderr]    Compiling rust-image-analyser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[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 `rust-image-analyser` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "00155d5130c95b156865f18fd3921e95939e861987fc3360769d696d9a2cd1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00155d5130c95b156865f18fd3921e95939e861987fc3360769d696d9a2cd1a6", kill_on_drop: false }`
[INFO] [stdout] 00155d5130c95b156865f18fd3921e95939e861987fc3360769d696d9a2cd1a6