[INFO] cloning repository https://github.com/JKI757/serial_micro_gui_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JKI757/serial_micro_gui_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKI757%2Fserial_micro_gui_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKI757%2Fserial_micro_gui_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a5981d03d338927fac0727a89a3ac7c4e6b46b4
[INFO] testing JKI757/serial_micro_gui_rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKI757%2Fserial_micro_gui_rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JKI757/serial_micro_gui_rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JKI757/serial_micro_gui_rust
[INFO] finished tweaking git repo https://github.com/JKI757/serial_micro_gui_rust
[INFO] tweaked toml for git repo https://github.com/JKI757/serial_micro_gui_rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/JKI757/serial_micro_gui_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b62637124d9067acd62f85ce9786a8da10df099ee3dbb0ba70d344f8a8b77af
[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" "3b62637124d9067acd62f85ce9786a8da10df099ee3dbb0ba70d344f8a8b77af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b62637124d9067acd62f85ce9786a8da10df099ee3dbb0ba70d344f8a8b77af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b62637124d9067acd62f85ce9786a8da10df099ee3dbb0ba70d344f8a8b77af", kill_on_drop: false }`
[INFO] [stdout] 3b62637124d9067acd62f85ce9786a8da10df099ee3dbb0ba70d344f8a8b77af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4668c198dc885d8f4597375c64eff464b9575d2aa7165aaf5abc0de9ecc21c
[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" "0d4668c198dc885d8f4597375c64eff464b9575d2aa7165aaf5abc0de9ecc21c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling ttf-parser v0.9.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling iced_core v0.3.0
[INFO] [stderr]    Compiling inplace_it v0.3.2
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling svg_fmt v0.4.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling glam v0.10.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.1
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling wgpu-types v0.6.1
[INFO] [stderr]    Compiling iced_style v0.2.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling gfx-hal v0.6.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling euclid v0.22.1
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr] error: could not compile `ash`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ash --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ash-0.31.0/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="libloading"' -C metadata=7edefc80046b5ed0 -C extra-filename=-7edefc80046b5ed0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-76fe24a356f9dc31.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" "0d4668c198dc885d8f4597375c64eff464b9575d2aa7165aaf5abc0de9ecc21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4668c198dc885d8f4597375c64eff464b9575d2aa7165aaf5abc0de9ecc21c", kill_on_drop: false }`
[INFO] [stdout] 0d4668c198dc885d8f4597375c64eff464b9575d2aa7165aaf5abc0de9ecc21c