[INFO] cloning repository https://github.com/onelson/dream-78
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/onelson/dream-78" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonelson%2Fdream-78", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonelson%2Fdream-78'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83a0f3879bd5cd96c44b016f26203cfb2483e3e6
[INFO] documenting onelson/dream-78 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonelson%2Fdream-78" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onelson/dream-78 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/onelson/dream-78
[INFO] finished tweaking git repo https://github.com/onelson/dream-78
[INFO] tweaked toml for git repo https://github.com/onelson/dream-78 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/onelson/dream-78 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlib v0.4.1
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded percent-encoding v2.0.0
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] [stderr]   Downloaded rendy-factory v0.3.1
[INFO] [stderr]   Downloaded colorful v0.2.1
[INFO] [stderr]   Downloaded proc-macro2 v0.3.8
[INFO] [stderr]   Downloaded wavefront_obj v6.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.4
[INFO] [stderr]   Downloaded libloading v0.4.3
[INFO] [stderr]   Downloaded core-foundation-sys v0.5.1
[INFO] [stderr]   Downloaded minimp3-sys v0.3.1
[INFO] [stderr]   Downloaded amethyst_animation v0.7.0
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded gif v0.10.2
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] [stderr]   Downloaded mikktspace v0.1.1
[INFO] [stderr]   Downloaded euclid v0.19.9
[INFO] [stderr]   Downloaded cmake v0.1.40
[INFO] [stderr]   Downloaded twox-hash v1.4.2
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded ogg v0.7.0
[INFO] [stderr]   Downloaded paste-impl v0.1.5
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded shred-derive v0.5.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded rendy-resource v0.3.0
[INFO] [stderr]   Downloaded serde_bytes v0.11.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.48
[INFO] [stderr]   Downloaded rendy-memory v0.3.0
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded fern v0.5.8
[INFO] [stderr]   Downloaded specs v0.14.3
[INFO] [stderr]   Downloaded minterpolate v0.4.0
[INFO] [stderr]   Downloaded inventory v0.1.3
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded core-text v13.3.0
[INFO] [stderr]   Downloaded amethyst_config v0.11.0
[INFO] [stderr]   Downloaded expat-sys v2.1.6
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded paste v0.1.5
[INFO] [stderr]   Downloaded rendy-command v0.3.0
[INFO] [stderr]   Downloaded rendy-mesh v0.3.1
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded glyph_brush v0.5.3
[INFO] [stderr]   Downloaded objekt v0.1.2
[INFO] [stderr]   Downloaded gfx v0.17.1
[INFO] [stderr]   Downloaded genmesh v0.6.2
[INFO] [stderr]   Downloaded stdweb v0.1.3
[INFO] [stderr]   Downloaded hashbrown v0.5.0
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded lewton v0.9.4
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded slice-deque v0.2.4
[INFO] [stderr]   Downloaded specs-hierarchy v0.3.1
[INFO] [stderr]   Downloaded hibitset v0.5.4
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded rgb v0.8.13
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded andrew v0.2.1
[INFO] [stderr]   Downloaded color_quant v1.0.1
[INFO] [stderr]   Downloaded gltf-derive v0.12.0
[INFO] [stderr]   Downloaded font-kit v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]   Downloaded cpal v0.8.2
[INFO] [stderr]   Downloaded linked-hash-map v0.5.2
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded stb_truetype v0.2.6
[INFO] [stderr]   Downloaded gltf-json v0.12.0
[INFO] [stderr]   Downloaded rusttype v0.7.7
[INFO] [stderr]   Downloaded amethyst_gltf v0.7.0
[INFO] [stderr]   Downloaded wayland-protocols v0.21.13
[INFO] [stderr]   Downloaded copyless v0.1.4
[INFO] [stderr]   Downloaded gltf v0.12.0
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded block v0.1.6
[INFO] [stderr]   Downloaded num-iter v0.1.39
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.15
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.2
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] [stderr]   Downloaded xdg v2.2.0
[INFO] [stderr]   Downloaded dwrote v0.5.1
[INFO] [stderr]   Downloaded mint v0.5.1
[INFO] [stderr]   Downloaded rendy-shader v0.3.0
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] [stderr]   Downloaded objc_id v0.1.1
[INFO] [stderr]   Downloaded bindgen v0.32.3
[INFO] [stderr]   Downloaded specs-derive v0.4.0
[INFO] [stderr]   Downloaded storage-map v0.1.2
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded metal v0.15.0
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded lexical-core v0.4.3
[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.6
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded relevant v0.4.2
[INFO] [stderr]   Downloaded rodio v0.9.0
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.7
[INFO] [stderr]   Downloaded minimp3 v0.3.3
[INFO] [stderr]   Downloaded gfx-hal v0.2.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.8
[INFO] [stderr]   Downloaded ghost v0.1.0
[INFO] [stderr]   Downloaded amethyst_audio v0.7.0
[INFO] [stderr]   Downloaded freetype v0.4.1
[INFO] [stderr]   Downloaded err-derive v0.1.5
[INFO] [stderr]   Downloaded rendy-frame v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.48
[INFO] [stderr]   Downloaded inventory-impl v0.1.3
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded crossbeam v0.4.1
[INFO] [stderr]   Downloaded objc_exception v0.1.1
[INFO] [stderr]   Downloaded rendy-graph v0.3.2
[INFO] [stderr]   Downloaded glsl-layout v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded rendy-wsi v0.3.0
[INFO] [stderr]   Downloaded nalgebra v0.18.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.2.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded amethyst_assets v0.8.0
[INFO] [stderr]   Downloaded ash v0.29.0
[INFO] [stderr]   Downloaded rendy-texture v0.3.0
[INFO] [stderr]   Downloaded edit-distance v2.1.0
[INFO] [stderr]   Downloaded nom v3.2.1
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded palette v0.4.1
[INFO] [stderr]   Downloaded x11 v2.18.1
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded amethyst_utils v0.7.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.3
[INFO] [stderr]   Downloaded parking_lot_core v0.3.1
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.5.0
[INFO] [stderr]   Downloaded downcast-rs v1.0.4
[INFO] [stderr]   Downloaded palette_derive v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.48
[INFO] [stderr]   Downloaded derive-new v0.5.7
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded x11-dl v2.18.3
[INFO] [stderr]   Downloaded erased-serde v0.3.9
[INFO] [stderr]   Downloaded lexical v2.2.2
[INFO] [stderr]   Downloaded alga v0.9.1
[INFO] [stderr]   Downloaded static_assertions v0.3.3
[INFO] [stderr]   Downloaded amethyst_input v0.8.0
[INFO] [stderr]   Downloaded spirv_cross v0.15.0
[INFO] [stderr]   Downloaded gfx_core v0.8.3
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded winit v0.19.2
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded rayon v1.1.0
[INFO] [stderr]   Downloaded futures v0.1.28
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded image v0.21.2
[INFO] [stderr]   Downloaded amethyst v0.12.0
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded num-bigint v0.2.2
[INFO] [stderr]   Downloaded deflate v0.7.20
[INFO] [stderr]   Downloaded serde v1.0.98
[INFO] [stderr]   Downloaded amethyst_rendy v0.2.0
[INFO] [stderr]   Downloaded amethyst_error v0.2.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.6
[INFO] [stderr]   Downloaded amethyst_window v0.2.0
[INFO] [stderr]   Downloaded derivative v1.0.2
[INFO] [stderr]   Downloaded wayland-scanner v0.21.13
[INFO] [stderr]   Downloaded js-sys v0.3.25
[INFO] [stderr]   Downloaded rendy v0.3.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded atom v0.3.5
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded inflections v1.1.1
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded rustc_version_runtime v0.1.5
[INFO] [stderr]   Downloaded vergen v3.0.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.48
[INFO] [stderr]   Downloaded nonzero_signed v1.0.3
[INFO] [stderr]   Downloaded tiff v0.2.2
[INFO] [stderr]   Downloaded rendy-util v0.3.1
[INFO] [stderr]   Downloaded parking_lot v0.6.4
[INFO] [stderr]   Downloaded servo-fontconfig v0.4.0
[INFO] [stderr]   Downloaded glsl-layout-derive v0.3.0
[INFO] [stderr]   Downloaded thread_profiler v0.3.0
[INFO] [stderr]   Downloaded alga_derive v0.9.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.2.3
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.2
[INFO] [stderr]   Downloaded shrev v1.1.1
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded getrandom v0.1.7
[INFO] [stderr]   Downloaded parking_lot_core v0.5.0
[INFO] [stderr]   Downloaded xi-unicode v0.1.0
[INFO] [stderr]   Downloaded amethyst_derive v0.5.0
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded servo-freetype-sys v4.0.5
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded amethyst_ui v0.7.0
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded rayon-core v1.5.0
[INFO] [stderr]   Downloaded cocoa v0.18.4
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded png v0.14.1
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded objc v0.2.6
[INFO] [stderr]   Downloaded num-derive v0.2.5
[INFO] [stderr]   Downloaded lock_api v0.2.0
[INFO] [stderr]   Downloaded parking_lot v0.8.0
[INFO] [stderr]   Downloaded line_drawing v0.7.0
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded ctor v0.1.9
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded rendy-chain v0.3.1
[INFO] [stderr]   Downloaded amethyst_core v0.7.0
[INFO] [stderr]   Downloaded cexpr v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded draw_state v0.8.0
[INFO] [stderr]   Downloaded amethyst_controls v0.6.0
[INFO] [stderr]   Downloaded syn v0.13.11
[INFO] [stderr]   Downloaded clang-sys v0.21.2
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded euclid_macros v0.1.0
[INFO] [stderr]   Downloaded lyon_geom v0.12.7
[INFO] [stderr]   Downloaded lyon_path v0.12.0
[INFO] [stderr]   Downloaded stackvector v1.0.6
[INFO] [stderr]   Downloaded quickcheck v0.8.5
[INFO] [stderr]   Downloaded rendy-descriptor v0.3.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.5.2
[INFO] [stderr]   Downloaded range-alloc v0.1.0
[INFO] [stderr]   Downloaded getset v0.0.7
[INFO] [stderr]   Downloaded shred v0.7.2
[INFO] [stderr]   Downloaded serde_derive v1.0.98
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded matrixmultiply v0.2.2
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c584b079598e5fccf74067abd90f2f78b8e9a8ad8e96c94e250b09257e0c1d06
[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" "c584b079598e5fccf74067abd90f2f78b8e9a8ad8e96c94e250b09257e0c1d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c584b079598e5fccf74067abd90f2f78b8e9a8ad8e96c94e250b09257e0c1d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c584b079598e5fccf74067abd90f2f78b8e9a8ad8e96c94e250b09257e0c1d06", kill_on_drop: false }`
[INFO] [stdout] c584b079598e5fccf74067abd90f2f78b8e9a8ad8e96c94e250b09257e0c1d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2bd8537d0fb7fe4dda9610fb4e46053175905adb3f554fb8aa590a590f8c37
[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" "5a2bd8537d0fb7fe4dda9610fb4e46053175905adb3f554fb8aa590a590f8c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking percent-encoding v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking static_assertions v0.3.3
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling mikktspace v0.1.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-d6484f3a2e83aaaa/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55fa3fe9ec20 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55fa3fe9ec20 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55fa3fe9ec20 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55fa3fe9ec20 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h80c2ae080004cc83
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55fa3febc25c - core::fmt::write::h0c11e16fd03fe660
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x55fa3fe9c8e7 - std::io::Write::write_fmt::h2e2072ff86131fcd
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x55fa3fea0cf0 - std::sys_common::backtrace::_print::h165e6476adb4cb58
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55fa3fea0cf0 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55fa3fea0cf0 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55fa3fea0a3c - std::panicking::default_hook::ha3137d6f4e961fe2
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55fa3fea1353 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55fa3fea0f29 - std::panicking::begin_panic_handler::{{closure}}::h4aa640a9e8494520
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x55fa3fe9f08c - std::sys_common::backtrace::__rust_end_short_backtrace::h85d2ae6a90dead9c
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55fa3fea0ee9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x55fa3febb581 - core::panicking::panic_fmt::hbf8b471a26c80149
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55fa3febb3a3 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/option.rs:1221
[INFO] [stderr]     16:     0x55fa3fe6bf09 - core::result::Result<T,E>::unwrap::habc486566f308626
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x55fa3fe68735 - build_script_build::main::h6d8c5e8abddb3a9f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]     18:     0x55fa3fe6a0eb - core::ops::function::FnOnce::call_once::hcd39f0c8e644fbde
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55fa3fe69fbe - std::sys_common::backtrace::__rust_begin_short_backtrace::h5af63c0dbb88a5b7
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55fa3fe6a5d1 - std::rt::lang_start::{{closure}}::h9dee4a081cfebb70
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55fa3fea1751 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdabbbe0d2c6ccde8
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x55fa3fea1751 - std::panicking::try::do_call::h0c8c1cd19bf9d385
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373
[INFO] [stderr]     23:     0x55fa3fea1751 - std::panicking::try::h357e78da017bc4a8
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337
[INFO] [stderr]     24:     0x55fa3fea1751 - std::panic::catch_unwind::h72f31b36adf61841
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379
[INFO] [stderr]     25:     0x55fa3fea1751 - std::rt::lang_start_internal::h634502e153211333
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55fa3fe6a5a7 - std::rt::lang_start::h22bed6b278deb902
[INFO] [stderr]                                  at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55fa3fe697ca - main
[INFO] [stderr]     28:     0x7f00600300b3 - __libc_start_main
[INFO] [stderr]     29:     0x55fa3fe680ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5a2bd8537d0fb7fe4dda9610fb4e46053175905adb3f554fb8aa590a590f8c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2bd8537d0fb7fe4dda9610fb4e46053175905adb3f554fb8aa590a590f8c37", kill_on_drop: false }`
[INFO] [stdout] 5a2bd8537d0fb7fe4dda9610fb4e46053175905adb3f554fb8aa590a590f8c37