[INFO] fetching crate sixtyfps-lsp 0.0.6...
[INFO] checking sixtyfps-lsp-0.0.6 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate sixtyfps-lsp 0.0.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sixtyfps-lsp 0.0.6 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sixtyfps-lsp 0.0.6
[INFO] finished tweaking crates.io crate sixtyfps-lsp 0.0.6
[INFO] tweaked toml for crates.io crate sixtyfps-lsp 0.0.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sixtyfps-lsp 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded field-offset v0.3.3
[INFO] [stderr]   Downloaded lsp-types v0.83.1
[INFO] [stderr]   Downloaded qttypes v0.2.0
[INFO] [stderr]   Downloaded sixtyfps-rendering-backend-default v0.0.6
[INFO] [stderr]   Downloaded sixtyfps-interpreter v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", 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] 500140a48af39dee59e18dcfcfdf9fc985ad0559b4377ab30c50c03de432faa1
[INFO] running `Command { std: "docker" "start" "-a" "500140a48af39dee59e18dcfcfdf9fc985ad0559b4377ab30c50c03de432faa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "500140a48af39dee59e18dcfcfdf9fc985ad0559b4377ab30c50c03de432faa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500140a48af39dee59e18dcfcfdf9fc985ad0559b4377ab30c50c03de432faa1", kill_on_drop: false }`
[INFO] [stdout] 500140a48af39dee59e18dcfcfdf9fc985ad0559b4377ab30c50c03de432faa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84c3c759313271c56eabbafe7eff5c4e1b189de2e376a70702ac1cd02ffbfb2
[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" "f84c3c759313271c56eabbafe7eff5c4e1b189de2e376a70702ac1cd02ffbfb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking unicode-ccc v0.1.1
[INFO] [stderr]     Checking imgref v1.9.0
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]     Checking pico-args v0.4.0
[INFO] [stderr]    Compiling sixtyfps-compilerlib v0.0.6
[INFO] [stderr]     Checking generativity v1.0.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking euclid v0.22.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking svgfilters v0.3.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking fontdb v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tiny-skia v0.5.1
[INFO] [stderr]     Checking rowan v0.12.6
[INFO] [stderr]    Compiling field-offset v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking usvg v0.14.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking lyon_geom v0.17.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/field-offset-0.3.3/src/lib.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(fieldoffset_assert_in_const_fn, feature(const_fn))]
[INFO] [stdout]   |                                                     ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `field-offset`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f84c3c759313271c56eabbafe7eff5c4e1b189de2e376a70702ac1cd02ffbfb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84c3c759313271c56eabbafe7eff5c4e1b189de2e376a70702ac1cd02ffbfb2", kill_on_drop: false }`
[INFO] [stdout] f84c3c759313271c56eabbafe7eff5c4e1b189de2e376a70702ac1cd02ffbfb2