[INFO] fetching crate megra_rs 0.0.3...
[INFO] testing megra_rs-0.0.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate megra_rs 0.0.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate megra_rs 0.0.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate megra_rs 0.0.3
[INFO] finished tweaking crates.io crate megra_rs 0.0.3
[INFO] tweaked toml for crates.io crate megra_rs 0.0.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate megra_rs 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded strum v0.17.1
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded webbrowser v0.5.5
[INFO] [stderr]   Downloaded smithay-clipboard v0.6.5
[INFO] [stderr]   Downloaded jack-sys v0.2.3
[INFO] [stderr]   Downloaded x11-clipboard v0.5.3
[INFO] [stderr]   Downloaded realfft v2.0.1
[INFO] [stderr]   Downloaded nohash-hasher v0.2.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.13
[INFO] [stderr]   Downloaded emath v0.16.0
[INFO] [stderr]   Downloaded egui_glium v0.16.0
[INFO] [stderr]   Downloaded enum-map v1.1.1
[INFO] [stderr]   Downloaded jack v0.7.3
[INFO] [stderr]   Downloaded takeable-option v0.5.0
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded egui-winit v0.16.0
[INFO] [stderr]   Downloaded ttf-parser v0.14.0
[INFO] [stderr]   Downloaded wayland-sys v0.29.4
[INFO] [stderr]   Downloaded winit v0.26.1
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded owned_ttf_parser v0.14.0
[INFO] [stderr]   Downloaded rustfft v6.0.1
[INFO] [stderr]   Downloaded glium v0.31.0
[INFO] [stderr]   Downloaded epaint v0.16.0
[INFO] [stderr]   Downloaded ndk-glue v0.5.0
[INFO] [stderr]   Downloaded ruffbox_synth v0.1.0
[INFO] [stderr]   Downloaded wayland-cursor v0.29.4
[INFO] [stderr]   Downloaded vom_rs v0.2.0
[INFO] [stderr]   Downloaded egui v0.16.1
[INFO] [stderr]   Downloaded epi v0.16.0
[INFO] [stderr]   Downloaded chfft v0.3.4
[INFO] [stderr]   Downloaded strum_macros v0.17.1
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded rustyline v6.3.0
[INFO] [stderr]   Downloaded decorum v0.3.1
[INFO] [stderr]   Downloaded xcb v0.10.1
[INFO] [stderr]   Downloaded rust-music-theory v0.2.0
[INFO] [stderr]   Downloaded ndk v0.5.0
[INFO] [stderr]   Downloaded wayland-egl v0.29.4
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.3
[INFO] [stderr]   Downloaded glutin v0.28.0
[INFO] [stderr]   Downloaded enum-map-derive v0.6.0
[INFO] [stderr]   Downloaded rubato v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b27349d3b92e44e36f4201c40621bb35f0c64d5fa10c90a128ef5b6e336efe2
[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" "0b27349d3b92e44e36f4201c40621bb35f0c64d5fa10c90a128ef5b6e336efe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b27349d3b92e44e36f4201c40621bb35f0c64d5fa10c90a128ef5b6e336efe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b27349d3b92e44e36f4201c40621bb35f0c64d5fa10c90a128ef5b6e336efe2", kill_on_drop: false }`
[INFO] [stdout] 0b27349d3b92e44e36f4201c40621bb35f0c64d5fa10c90a128ef5b6e336efe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daa78fb91a23bbac59558ed7085b5a0f70ffd9216dcfd4e6e80fd4cf4b4fc0c8
[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" "daa78fb91a23bbac59558ed7085b5a0f70ffd9216dcfd4e6e80fd4cf4b4fc0c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling ttf-parser v0.14.0
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling strum v0.17.1
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling jack-sys v0.2.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling glium v0.31.0
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling transpose v0.2.1
[INFO] [stderr]    Compiling primal-check v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling chfft v0.3.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling jack v0.7.3
[INFO] [stderr]    Compiling rustfft v6.0.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.14.0
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.18.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=cc704bc31de3bab0 -C extra-filename=-cc704bc31de3bab0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-610a73087f46ba3b.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b22544e46cbb7baa.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-6a64ab00183cd7e9.rmeta --cap-lints allow --cap-lints=warn` (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" "daa78fb91a23bbac59558ed7085b5a0f70ffd9216dcfd4e6e80fd4cf4b4fc0c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa78fb91a23bbac59558ed7085b5a0f70ffd9216dcfd4e6e80fd4cf4b4fc0c8", kill_on_drop: false }`
[INFO] [stdout] daa78fb91a23bbac59558ed7085b5a0f70ffd9216dcfd4e6e80fd4cf4b4fc0c8