[INFO] fetching crate skulpin 0.11.1...
[INFO] checking skulpin-0.11.1 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate skulpin 0.11.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate skulpin 0.11.1 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skulpin 0.11.1
[INFO] finished tweaking crates.io crate skulpin 0.11.1
[INFO] tweaked toml for crates.io crate skulpin 0.11.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate skulpin 0.11.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded skulpin-app-winit v0.5.0
[INFO] [stderr]   Downloaded skulpin-plugin-imgui v0.7.0
[INFO] [stderr]   Downloaded raw-window-metal v0.1.0
[INFO] [stderr]   Downloaded imgui-winit-support v0.5.0
[INFO] [stderr]   Downloaded skulpin-renderer-winit v0.5.0
[INFO] [stderr]   Downloaded skulpin-renderer-sdl2 v0.5.0
[INFO] [stderr]   Downloaded imgui v0.5.0
[INFO] [stderr]   Downloaded imgui-sys v0.5.0
[INFO] [stderr]   Downloaded skia-bindings v0.33.1
[INFO] [stderr]   Downloaded skia-safe v0.34.0
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1291079b9d8f6279de2c39f1b03ddcb56892d5120fcdd629ac7cf72d099c42e8
[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" "1291079b9d8f6279de2c39f1b03ddcb56892d5120fcdd629ac7cf72d099c42e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1291079b9d8f6279de2c39f1b03ddcb56892d5120fcdd629ac7cf72d099c42e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1291079b9d8f6279de2c39f1b03ddcb56892d5120fcdd629ac7cf72d099c42e8", kill_on_drop: false }`
[INFO] [stdout] 1291079b9d8f6279de2c39f1b03ddcb56892d5120fcdd629ac7cf72d099c42e8
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 581e74f6f06d762bc168807baa31c268b1e66ff30df3c53fd660bfd31f939b0b
[INFO] running `Command { std: "docker" "start" "-a" "581e74f6f06d762bc168807baa31c268b1e66ff30df3c53fd660bfd31f939b0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking slotmap v0.3.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking libloading v0.6.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling imgui-sys v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking generic-array v0.12.3
[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] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.3.9/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="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --cfg 'feature="thread_local"' --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=9fca807dbf6037c4 -C extra-filename=-9fca807dbf6037c4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-795ec644f577bef4.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-bb23920ec89494b5.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-f58e76f38029c5ae.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-b1b857567b38aff1.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" "581e74f6f06d762bc168807baa31c268b1e66ff30df3c53fd660bfd31f939b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581e74f6f06d762bc168807baa31c268b1e66ff30df3c53fd660bfd31f939b0b", kill_on_drop: false }`
[INFO] [stdout] 581e74f6f06d762bc168807baa31c268b1e66ff30df3c53fd660bfd31f939b0b