[INFO] cloning repository https://github.com/OpenSourceCommerce/dssim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OpenSourceCommerce/dssim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpenSourceCommerce%2Fdssim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpenSourceCommerce%2Fdssim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6aaf0c918232826f1667b5e72df4d635180cae32
[INFO] checking OpenSourceCommerce/dssim against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOpenSourceCommerce%2Fdssim" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OpenSourceCommerce/dssim on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/OpenSourceCommerce/dssim
[INFO] finished tweaking git repo https://github.com/OpenSourceCommerce/dssim
[INFO] tweaked toml for git repo https://github.com/OpenSourceCommerce/dssim written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/OpenSourceCommerce/dssim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec29b0b72b834fc1be9099c5734f47b8919a857994b09276f084ed9e08ee3684
[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" "ec29b0b72b834fc1be9099c5734f47b8919a857994b09276f084ed9e08ee3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec29b0b72b834fc1be9099c5734f47b8919a857994b09276f084ed9e08ee3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec29b0b72b834fc1be9099c5734f47b8919a857994b09276f084ed9e08ee3684", kill_on_drop: false }`
[INFO] [stdout] ec29b0b72b834fc1be9099c5734f47b8919a857994b09276f084ed9e08ee3684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 812cd9501e4dee6faa8991c185b75c388f06d6d7b7636a22a53df4a56b7ba115
[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" "812cd9501e4dee6faa8991c185b75c388f06d6d7b7636a22a53df4a56b7ba115", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking foreign-types-shared v0.3.0
[INFO] [stderr]     Checking imgref v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rgb v0.8.20
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling lcms2-sys v3.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]     Checking lodepng v3.0.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rexif v0.5.0
[INFO] [stderr]    Compiling foreign-types-macros v0.2.1
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]    Compiling nasm-rs v0.1.7
[INFO] [stderr]     Checking lcms2 v5.3.1
[INFO] [stderr]    Compiling mozjpeg-sys v0.10.5
[INFO] [stderr]     Checking mozjpeg v0.8.19
[INFO] [stderr]     Checking load_image v2.12.1
[INFO] [stderr]     Checking dssim v2.11.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/compare.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `dssim`
[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" "812cd9501e4dee6faa8991c185b75c388f06d6d7b7636a22a53df4a56b7ba115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812cd9501e4dee6faa8991c185b75c388f06d6d7b7636a22a53df4a56b7ba115", kill_on_drop: false }`
[INFO] [stdout] 812cd9501e4dee6faa8991c185b75c388f06d6d7b7636a22a53df4a56b7ba115