[INFO] cloning repository https://github.com/ray-kast/disson-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ray-kast/disson-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray-kast%2Fdisson-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray-kast%2Fdisson-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8e1fe8f95d7a2830c8f0985dad8c381ca519077 [INFO] checking ray-kast/disson-rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray-kast%2Fdisson-rs" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ray-kast/disson-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ray-kast/disson-rs [INFO] finished tweaking git repo https://github.com/ray-kast/disson-rs [INFO] tweaked toml for git repo https://github.com/ray-kast/disson-rs written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/ray-kast/disson-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded longest-increasing-subsequence v0.1.0 [INFO] [stderr] Downloaded zerocopy v0.3.0 [INFO] [stderr] Downloaded glyph_brush_draw_cache v0.1.4 [INFO] [stderr] Downloaded zerocopy-derive v0.2.0 [INFO] [stderr] Downloaded iced_style v0.2.0 [INFO] [stderr] Downloaded zstd-sys v1.4.20+zstd.1.4.9 [INFO] [stderr] Downloaded matrixmultiply v0.3.0 [INFO] [stderr] Downloaded dispose v0.2.1 [INFO] [stderr] Downloaded dodrio v0.2.0 [INFO] [stderr] Downloaded clipboard_x11 v0.2.0 [INFO] [stderr] Downloaded iced_web v0.3.0 [INFO] [stderr] Downloaded iced_wgpu v0.3.0 [INFO] [stderr] Downloaded font-kit v0.8.0 [INFO] [stderr] Downloaded wgpu_glyph v0.10.0 [INFO] [stderr] Downloaded dispose-derive v0.2.0 [INFO] [stderr] Downloaded x11rb v0.8.1 [INFO] [stderr] Downloaded iced_graphics v0.1.0 [INFO] [stderr] Downloaded glyph_brush v0.7.2 [INFO] [stderr] Downloaded iced v0.2.0 [INFO] [stderr] Downloaded winapi-wsapoll v0.1.1 [INFO] [stderr] Downloaded iced_core v0.3.0 [INFO] [stderr] Downloaded window_clipboard v0.1.4 [INFO] [stderr] Downloaded nalgebra v0.25.3 [INFO] [stderr] Downloaded iced_winit v0.2.0 [INFO] [stderr] Downloaded iced_futures v0.2.0 [INFO] [stderr] Downloaded iced_native v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 077e3c276f6cfe3b03d148ac0f5d0f1af779d984b855b995b7820bf282bdad2c [INFO] running `Command { std: "docker" "start" "-a" "077e3c276f6cfe3b03d148ac0f5d0f1af779d984b855b995b7820bf282bdad2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "077e3c276f6cfe3b03d148ac0f5d0f1af779d984b855b995b7820bf282bdad2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "077e3c276f6cfe3b03d148ac0f5d0f1af779d984b855b995b7820bf282bdad2c", kill_on_drop: false }` [INFO] [stdout] 077e3c276f6cfe3b03d148ac0f5d0f1af779d984b855b995b7820bf282bdad2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 058f857de70b3258011c19342f074ef124dd0ccb4918adf9ddccdbc2cb97229d [INFO] running `Command { std: "docker" "start" "-a" "058f857de70b3258011c19342f074ef124dd0ccb4918adf9ddccdbc2cb97229d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.90 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking ttf-parser v0.12.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking iced_core v0.3.0 [INFO] [stderr] Checking inplace_it v0.3.3 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking xi-unicode v0.3.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling winit v0.23.0 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Checking svg_fmt v0.4.1 [INFO] [stderr] Compiling zstd-safe v3.0.1+zstd.1.4.9 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling anyhow v1.0.39 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Compiling wayland-sys v0.28.5 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking iced_style v0.2.0 [INFO] [stderr] Checking matrixmultiply v0.3.0 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Checking ash v0.31.0 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking wgpu-types v0.6.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling pathfinder_simd v0.5.0 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Compiling wayland-scanner v0.28.5 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling glam v0.10.2 [INFO] [stderr] Checking owned_ttf_parser v0.6.0 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking owned_ttf_parser v0.12.0 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking ab_glyph v0.2.10 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking spirv_headers v1.5.0 [INFO] [stderr] Checking ordered-float v2.1.1 [INFO] [stderr] Checking euclid v0.22.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking glyph_brush_layout v0.2.1 [INFO] [stderr] Checking pathfinder_geometry v0.5.1 [INFO] [stderr] Checking sha2 v0.9.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking gethostname v0.2.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.10 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Compiling wayland-client v0.28.5 [INFO] [stderr] Compiling wayland-protocols v0.28.5 [INFO] [stderr] Checking guillotiere v0.6.0 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking gfx-hal v0.6.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking inotify v0.9.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking env_logger v0.8.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking notify v5.0.0-pre.6 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling zstd-sys v1.4.20+zstd.1.4.9 [INFO] [stderr] Checking twox-hash v1.6.0 [INFO] [stderr] Checking speed-math v0.0.0 (/opt/rustwide/workdir/src/speed-math) [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | hint::black_box, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:103:21 [INFO] [stdout] | [INFO] [stdout] 103 | out = f(black_box(&ab)); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:330:22 [INFO] [stdout] | [INFO] [stdout] 330 | let ty = black_box(ty); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | hint::black_box, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:103:21 [INFO] [stdout] | [INFO] [stdout] 103 | out = f(black_box(&ab)); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/speed-math/main.rs:330:22 [INFO] [stdout] | [INFO] [stdout] 330 | let ty = black_box(ty); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] = help: add `#![feature(bench_black_box)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `speed-math` due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "058f857de70b3258011c19342f074ef124dd0ccb4918adf9ddccdbc2cb97229d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "058f857de70b3258011c19342f074ef124dd0ccb4918adf9ddccdbc2cb97229d", kill_on_drop: false }` [INFO] [stdout] 058f857de70b3258011c19342f074ef124dd0ccb4918adf9ddccdbc2cb97229d