[INFO] cloning repository https://github.com/nicoth-in/reactor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicoth-in/reactor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicoth-in%2Freactor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicoth-in%2Freactor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 174402200822ad42058a9df2c3f0ae19e9593542
[INFO] checking nicoth-in/reactor against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicoth-in%2Freactor" "/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/nicoth-in/reactor on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicoth-in/reactor
[INFO] finished tweaking git repo https://github.com/nicoth-in/reactor
[INFO] tweaked toml for git repo https://github.com/nicoth-in/reactor written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nicoth-in/reactor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e32e71c85f88136e579ccc9e35b0b4fee9bed236fdb3bb8e18363c2e0ff985d8
[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" "e32e71c85f88136e579ccc9e35b0b4fee9bed236fdb3bb8e18363c2e0ff985d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e32e71c85f88136e579ccc9e35b0b4fee9bed236fdb3bb8e18363c2e0ff985d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32e71c85f88136e579ccc9e35b0b4fee9bed236fdb3bb8e18363c2e0ff985d8", kill_on_drop: false }`
[INFO] [stdout] e32e71c85f88136e579ccc9e35b0b4fee9bed236fdb3bb8e18363c2e0ff985d8
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d90cdf4806fe509db64674e20d46a9175579d565e99cdcc8c8103db7340132
[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" "e9d90cdf4806fe509db64674e20d46a9175579d565e99cdcc8c8103db7340132", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling gdi32-sys v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.13.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling wayland-scanner v0.23.5
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking raw-window-handle v0.1.2
[INFO] [stderr]     Checking victoria-dom v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr] error: could not compile `num-derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name num_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-derive-0.2.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=6069f8e4691a4fc0 -C extra-filename=-6069f8e4691a4fc0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1c8cd06d03ec2d01.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-179b18ceb2cbc452.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3468758892a6b1b.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg has_i128` (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" "e9d90cdf4806fe509db64674e20d46a9175579d565e99cdcc8c8103db7340132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d90cdf4806fe509db64674e20d46a9175579d565e99cdcc8c8103db7340132", kill_on_drop: false }`
[INFO] [stdout] e9d90cdf4806fe509db64674e20d46a9175579d565e99cdcc8c8103db7340132