[INFO] cloning repository https://github.com/twilco/kosmonaut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twilco/kosmonaut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fkosmonaut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fkosmonaut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1cbbdadf07e0af6143fe534457a9043aeaf502f
[INFO] checking twilco/kosmonaut against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwilco%2Fkosmonaut" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twilco/kosmonaut on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/twilco/kosmonaut
[INFO] finished tweaking git repo https://github.com/twilco/kosmonaut
[INFO] tweaked toml for git repo https://github.com/twilco/kosmonaut written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/twilco/kosmonaut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3199f9535e90e3938ff3b1381f4c9012e673c3e20d75ea64515bc3995ab74b20
[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" "3199f9535e90e3938ff3b1381f4c9012e673c3e20d75ea64515bc3995ab74b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3199f9535e90e3938ff3b1381f4c9012e673c3e20d75ea64515bc3995ab74b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3199f9535e90e3938ff3b1381f4c9012e673c3e20d75ea64515bc3995ab74b20", kill_on_drop: false }`
[INFO] [stdout] 3199f9535e90e3938ff3b1381f4c9012e673c3e20d75ea64515bc3995ab74b20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e078cb71056bc7de4e7a257ad405f4f4af5088badfae86547d6e25f7b099194f
[INFO] running `Command { std: "docker" "start" "-a" "e078cb71056bc7de4e7a257ad405f4f4af5088badfae86547d6e25f7b099194f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking smallbitvec v2.5.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking futures-core v0.3.13
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[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling isahc v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking similar v1.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling datatest v0.6.4 (https://github.com/twilco/datatest?branch=downgrade-version-check#148a6ccf)
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.0.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling freetype-sys v0.11.0
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.44+curl-7.77.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking nix v0.20.0
[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 atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling gl v0.1.0 (/opt/rustwide/workdir/components/gl)
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking console v0.14.0
[INFO] [stderr]     Checking accountable-refcell v0.2.1
[INFO] [stderr]     Checking freetype v0.5.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking servo-fontconfig v0.5.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking font-kit v0.9.0 (https://github.com/twilco/font-kit#36dbce30)
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking cli v0.1.0 (/opt/rustwide/workdir/components/cli)
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking darling_core v0.12.3
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling enum_dispatch v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.14
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling datatest-derive v0.6.4 (https://github.com/twilco/datatest?branch=downgrade-version-check#148a6ccf)
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling darling_macro v0.12.3
[INFO] [stderr]    Compiling darling v0.12.3
[INFO] [stderr]    Compiling derive_builder_core v0.10.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling derive_builder_macro v0.10.0
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking derive_builder v0.10.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking app_units v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking primitives v0.1.0 (/opt/rustwide/workdir/components/primitives)
[INFO] [stderr]     Checking insta v1.7.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking kosmonaut_selectors v0.1.0 (/opt/rustwide/workdir/components/kosmonaut_selectors)
[INFO] [stderr]     Checking style v0.1.0 (/opt/rustwide/workdir/components/style)
[INFO] [stderr]     Checking dom v0.1.0 (/opt/rustwide/workdir/components/dom)
[INFO] [stderr]     Checking layout v0.1.0 (/opt/rustwide/workdir/components/layout)
[INFO] [stderr]     Checking display_list v0.1.0 (/opt/rustwide/workdir/components/display_list)
[INFO] [stderr]     Checking gfx v0.1.0 (/opt/rustwide/workdir/components/gfx)
[INFO] [stderr]     Checking kosmonaut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "e078cb71056bc7de4e7a257ad405f4f4af5088badfae86547d6e25f7b099194f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e078cb71056bc7de4e7a257ad405f4f4af5088badfae86547d6e25f7b099194f", kill_on_drop: false }`
[INFO] [stdout] e078cb71056bc7de4e7a257ad405f4f4af5088badfae86547d6e25f7b099194f