[INFO] cloning repository https://github.com/MarcusDunn/yolo_mark_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcusDunn/yolo_mark_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bf24b8e2e42909adf2acd88a5c798949ac7a635
[INFO] testing MarcusDunn/yolo_mark_rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusDunn/yolo_mark_rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/MarcusDunn/yolo_mark_rs
[INFO] finished tweaking git repo https://github.com/MarcusDunn/yolo_mark_rs
[INFO] tweaked toml for git repo https://github.com/MarcusDunn/yolo_mark_rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusDunn/yolo_mark_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b354362b8eff298dff4bcbfe41c08808b6f9c91dd37e30a2036c0e199cc28d1e
[INFO] running `Command { std: "docker" "start" "-a" "b354362b8eff298dff4bcbfe41c08808b6f9c91dd37e30a2036c0e199cc28d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b354362b8eff298dff4bcbfe41c08808b6f9c91dd37e30a2036c0e199cc28d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b354362b8eff298dff4bcbfe41c08808b6f9c91dd37e30a2036c0e199cc28d1e", kill_on_drop: false }`
[INFO] [stdout] b354362b8eff298dff4bcbfe41c08808b6f9c91dd37e30a2036c0e199cc28d1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d60b871628f89e8cc151206c0e49df696425a01e7d063a915495411de446c052
[INFO] running `Command { std: "docker" "start" "-a" "d60b871628f89e8cc151206c0e49df696425a01e7d063a915495411de446c052", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling atomic_refcell v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling ordered-float v2.5.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling object v0.25.2
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[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
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[INFO] [stderr]    Compiling owned_ttf_parser v0.12.1
[INFO] [stderr]    Compiling ab_glyph v0.2.11
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glium v0.30.1
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling wayland-commons v0.28.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling wayland-cursor v0.28.5
[INFO] [stderr]    Compiling wayland-egl v0.28.5
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling x11-clipboard v0.5.2
[INFO] [stderr]    Compiling emath v0.13.0
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling epaint v0.13.0
[INFO] [stderr]    Compiling egui v0.13.1
[INFO] [stderr]    Compiling epi v0.13.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling smithay-clipboard v0.6.3
[INFO] [stderr]    Compiling copypasta v0.7.1
[INFO] [stderr]    Compiling glutin v0.27.0
[INFO] [stderr]    Compiling egui_glium v0.13.1
[INFO] [stderr]    Compiling eframe v0.13.1
[INFO] [stderr]    Compiling yolo_mark_rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(with_options)]
[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 `yolo_mark_rs` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d60b871628f89e8cc151206c0e49df696425a01e7d063a915495411de446c052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60b871628f89e8cc151206c0e49df696425a01e7d063a915495411de446c052", kill_on_drop: false }`
[INFO] [stdout] d60b871628f89e8cc151206c0e49df696425a01e7d063a915495411de446c052