[INFO] fetching crate geng 0.8.0-alpha.2...
[INFO] checking geng-0.8.0-alpha.2 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate geng 0.8.0-alpha.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate geng 0.8.0-alpha.2 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geng 0.8.0-alpha.2
[INFO] finished tweaking crates.io crate geng 0.8.0-alpha.2
[INFO] tweaked toml for crates.io crate geng 0.8.0-alpha.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate geng 0.8.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ab9ff7e7e04d0d0d96553ad1e8e1d6f160b9f0cc2e656289b7894da403ae95
[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" "39ab9ff7e7e04d0d0d96553ad1e8e1d6f160b9f0cc2e656289b7894da403ae95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ab9ff7e7e04d0d0d96553ad1e8e1d6f160b9f0cc2e656289b7894da403ae95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ab9ff7e7e04d0d0d96553ad1e8e1d6f160b9f0cc2e656289b7894da403ae95", kill_on_drop: false }`
[INFO] [stdout] 39ab9ff7e7e04d0d0d96553ad1e8e1d6f160b9f0cc2e656289b7894da403ae95
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] f74a3ce7b540e241d2494ee7c2d751f5e4d5625f6390fba82b37ba3e019132fb
[INFO] running `Command { std: "docker" "start" "-a" "f74a3ce7b540e241d2494ee7c2d751f5e4d5625f6390fba82b37ba3e019132fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.9
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling futures-sink v0.3.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling futures-io v0.3.9
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking geng-ui-macros v0.8.0-alpha.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking futures-task v0.3.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.9
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking tinyfiledialogs v3.3.10
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]     Checking stderrlog v0.5.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking wayland-commons v0.28.3
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking wayland-cursor v0.28.3
[INFO] [stderr]     Checking wayland-egl v0.28.3
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.12
[INFO] [stderr]    Compiling futures-macro v0.3.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling trans-derive v0.5.0-alpha.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling batbox-derive v0.7.0-alpha.0
[INFO] [stderr]    Compiling derivative v2.1.3
[INFO] [stderr]    Compiling trans v0.5.0-alpha.0
[INFO] [stderr]    Compiling futures-util v0.3.9
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]     Checking rodio v0.13.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.2
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking futures v0.3.9
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking batbox v0.7.0-alpha.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking ugli-raw v0.7.0-alpha.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling ugli-derive v0.7.0-alpha.0
[INFO] [stderr]    Compiling geng-derive v0.8.0-alpha.0
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking ugli v0.7.0-alpha.1
[INFO] [stderr]     Checking geng v0.8.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 34s
[INFO] running `Command { std: "docker" "inspect" "f74a3ce7b540e241d2494ee7c2d751f5e4d5625f6390fba82b37ba3e019132fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74a3ce7b540e241d2494ee7c2d751f5e4d5625f6390fba82b37ba3e019132fb", kill_on_drop: false }`
[INFO] [stdout] f74a3ce7b540e241d2494ee7c2d751f5e4d5625f6390fba82b37ba3e019132fb