[INFO] cloning repository https://github.com/hoangph271/nightingales
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoangph271/nightingales" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Fnightingales", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Fnightingales'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbd82d79d41b93bfb93e127fc0ff12df8e7bb880
[INFO] checking hoangph271/nightingales against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Fnightingales" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoangph271/nightingales on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hoangph271/nightingales
[INFO] finished tweaking git repo https://github.com/hoangph271/nightingales
[INFO] tweaked toml for git repo https://github.com/hoangph271/nightingales written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hoangph271/nightingales already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-8/source/trials/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-8/source/Cargo.toml
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 241cc24b0dae22404690bc6c912b2771cf61f8363d33ece86e15c568a8f5c2fe
[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" "241cc24b0dae22404690bc6c912b2771cf61f8363d33ece86e15c568a8f5c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "241cc24b0dae22404690bc6c912b2771cf61f8363d33ece86e15c568a8f5c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241cc24b0dae22404690bc6c912b2771cf61f8363d33ece86e15c568a8f5c2fe", kill_on_drop: false }`
[INFO] [stdout] 241cc24b0dae22404690bc6c912b2771cf61f8363d33ece86e15c568a8f5c2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd5453edb41856b8a497d58843a9436bad8e068741a8152a65d175ae115852dc
[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" "bd5453edb41856b8a497d58843a9436bad8e068741a8152a65d175ae115852dc", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/trials/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking once_cell v1.5.1
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking regex-syntax v0.6.21
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[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
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[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]     Checking iced_core v0.2.1
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[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling glam v0.8.7
[INFO] [stderr]     Checking dtoa v0.4.6
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[INFO] [stderr]     Checking ftp_em v0.1.0 (/opt/rustwide/workdir/ftp_em)
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]     Checking instant v0.1.8
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[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]     Checking lru-cache v0.1.2
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[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking http v0.2.1
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[INFO] [stderr]     Checking hashbrown v0.9.1
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[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
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[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking iced_style v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking unicode-normalization v0.1.14
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.16
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking wayland-commons v0.28.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]     Checking fs_logger v0.1.0 (/opt/rustwide/workdir/fs_logger)
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stdout] warning: unused variable: `on_finish`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:61:30
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn hash_async(&self, on_finish: &dyn FnOnce(Result<String>)) {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_on_finish`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SEPERATOR`
[INFO] [stdout]  --> fs_logger/src/fs_lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const SEPERATOR: &str = "/";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn key(&self, fs_root: &str) -> Result<String> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hash`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn hash(&self) -> Result<String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hash_async`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn hash_async(&self, on_finish: &dyn FnOnce(Result<String>)) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_path`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn from_path(path: &str) -> Result<FSItem> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stdout] warning: unused variable: `on_finish`
[INFO] [stdout]   --> fs_logger/src/fs_lib.rs:61:30
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn hash_async(&self, on_finish: &dyn FnOnce(Result<String>)) {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_on_finish`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking glyph_brush v0.6.3
[INFO] [stderr]     Checking wayland-cursor v0.28.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking rusqlite v0.24.1
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking guillotiere v0.4.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr] error: could not compile `wayland-protocols`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wayland_protocols --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-protocols-0.28.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="client"' --cfg 'feature="unstable_protocols"' --cfg 'feature="wayland-client"' -C metadata=ca134b5d5c1006b9 -C extra-filename=-ca134b5d5c1006b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-240d294e8e0ea2cd.rmeta --extern wayland_client=/opt/rustwide/target/debug/deps/libwayland_client-41b0991d3301ce70.rmeta --extern wayland_commons=/opt/rustwide/target/debug/deps/libwayland_commons-d5514d5331958219.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bd5453edb41856b8a497d58843a9436bad8e068741a8152a65d175ae115852dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5453edb41856b8a497d58843a9436bad8e068741a8152a65d175ae115852dc", kill_on_drop: false }`
[INFO] [stdout] bd5453edb41856b8a497d58843a9436bad8e068741a8152a65d175ae115852dc