[INFO] fetching crate sixtyfps-interpreter 0.0.5...
[INFO] checking sixtyfps-interpreter-0.0.5 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate sixtyfps-interpreter 0.0.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sixtyfps-interpreter 0.0.5 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sixtyfps-interpreter 0.0.5
[INFO] finished tweaking crates.io crate sixtyfps-interpreter 0.0.5
[INFO] tweaked toml for crates.io crate sixtyfps-interpreter 0.0.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef78dd4920b469f3e51bc0dabd5a3a0381469593699b5eb5e9d772ecf6ccf658
[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" "ef78dd4920b469f3e51bc0dabd5a3a0381469593699b5eb5e9d772ecf6ccf658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef78dd4920b469f3e51bc0dabd5a3a0381469593699b5eb5e9d772ecf6ccf658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef78dd4920b469f3e51bc0dabd5a3a0381469593699b5eb5e9d772ecf6ccf658", kill_on_drop: false }`
[INFO] [stdout] ef78dd4920b469f3e51bc0dabd5a3a0381469593699b5eb5e9d772ecf6ccf658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 03ba7515a2209fb983632e9d8830f5f52818f719a5259c8d5ccbc0aa021181e7
[INFO] running `Command { std: "docker" "start" "-a" "03ba7515a2209fb983632e9d8830f5f52818f719a5259c8d5ccbc0aa021181e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking lru v0.5.3
[INFO] [stderr]     Checking glow v0.7.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking imgref v1.9.0
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking pin-weak v1.0.0
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking by_address v1.0.4
[INFO] [stderr]    Compiling sixtyfps-compilerlib v0.0.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking generativity v1.0.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking css-color-parser2 v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking kurbo v0.7.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling auto_enums_derive v0.7.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking fontdb v0.5.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking stretch v0.3.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking rowan v0.12.6
[INFO] [stderr]     Checking tiny-skia v0.4.2
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling field-offset v0.3.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=4fc315958e360e1e -C extra-filename=-4fc315958e360e1e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "03ba7515a2209fb983632e9d8830f5f52818f719a5259c8d5ccbc0aa021181e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ba7515a2209fb983632e9d8830f5f52818f719a5259c8d5ccbc0aa021181e7", kill_on_drop: false }`
[INFO] [stdout] 03ba7515a2209fb983632e9d8830f5f52818f719a5259c8d5ccbc0aa021181e7