[INFO] fetching crate alacritty 0.7.2...
[INFO] checking alacritty-0.7.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate alacritty 0.7.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate alacritty 0.7.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alacritty 0.7.2
[INFO] finished tweaking crates.io crate alacritty 0.7.2
[INFO] tweaked toml for crates.io crate alacritty 0.7.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate alacritty 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 906a7ea1b59375f2dbbcbd0369b9a44bf0f0e1d9cc5c91570f3a6fd8b416de66
[INFO] running `Command { std: "docker" "start" "-a" "906a7ea1b59375f2dbbcbd0369b9a44bf0f0e1d9cc5c91570f3a6fd8b416de66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "906a7ea1b59375f2dbbcbd0369b9a44bf0f0e1d9cc5c91570f3a6fd8b416de66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906a7ea1b59375f2dbbcbd0369b9a44bf0f0e1d9cc5c91570f3a6fd8b416de66", kill_on_drop: false }`
[INFO] [stdout] 906a7ea1b59375f2dbbcbd0369b9a44bf0f0e1d9cc5c91570f3a6fd8b416de66
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9db6ca494d3fd61679c839fca9adbedec09574359d75d54c630b7120206f9f19
[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" "9db6ca494d3fd61679c839fca9adbedec09574359d75d54c630b7120206f9f19", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking urlocator v0.1.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling crossfont v0.2.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking vte v0.10.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking freetype-rs v0.26.0
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]     Checking wayland-commons v0.28.3
[INFO] [stderr]    Compiling foreign-types-macros v0.2.1
[INFO] [stderr]    Compiling alacritty_config_derive v0.1.0
[INFO] [stderr]     Checking wayland-cursor v0.28.3
[INFO] [stderr]     Checking wayland-egl v0.28.3
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking alacritty_terminal v0.13.0
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling alacritty v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smithay-clipboard v0.6.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "9db6ca494d3fd61679c839fca9adbedec09574359d75d54c630b7120206f9f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db6ca494d3fd61679c839fca9adbedec09574359d75d54c630b7120206f9f19", kill_on_drop: false }`
[INFO] [stdout] 9db6ca494d3fd61679c839fca9adbedec09574359d75d54c630b7120206f9f19