[INFO] cloning repository https://github.com/maximxlss/antmachine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maximxlss/antmachine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximxlss%2Fantmachine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximxlss%2Fantmachine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db80a4bb8cfdfd95e4fada5ca9813f06dc5cd679
[INFO] testing maximxlss/antmachine against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximxlss%2Fantmachine" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maximxlss/antmachine on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maximxlss/antmachine
[INFO] finished tweaking git repo https://github.com/maximxlss/antmachine
[INFO] tweaked toml for git repo https://github.com/maximxlss/antmachine written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/maximxlss/antmachine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wide v0.5.5
[INFO] [stderr]   Downloaded ultraviolet v0.7.5
[INFO] [stderr]   Downloaded pixels v0.3.0
[INFO] [stderr]   Downloaded mio-misc v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 52f3d77464d6aa98f1ba845560ed9afc567b480d280464e11bb921117783f78b
[INFO] running `Command { std: "docker" "start" "-a" "52f3d77464d6aa98f1ba845560ed9afc567b480d280464e11bb921117783f78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f3d77464d6aa98f1ba845560ed9afc567b480d280464e11bb921117783f78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f3d77464d6aa98f1ba845560ed9afc567b480d280464e11bb921117783f78b", kill_on_drop: false }`
[INFO] [stdout] 52f3d77464d6aa98f1ba845560ed9afc567b480d280464e11bb921117783f78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 40e6de7da7951707054c739357db2baa70564579658e7a936a4a9a84abb10b3d
[INFO] running `Command { std: "docker" "start" "-a" "40e6de7da7951707054c739357db2baa70564579658e7a936a4a9a84abb10b3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling khronos-egl v3.0.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling wgpu-types v0.7.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling wide v0.5.5
[INFO] [stderr]    Compiling mio-misc v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling wayland-commons v0.28.5
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling spirv_cross v0.23.1
[INFO] [stderr]    Compiling ultraviolet v0.7.5
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.65/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=bb3a1a2254e8eabd -C extra-filename=-bb3a1a2254e8eabd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3ba448b0c1e16c64.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-26b89727284cbf09.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "40e6de7da7951707054c739357db2baa70564579658e7a936a4a9a84abb10b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e6de7da7951707054c739357db2baa70564579658e7a936a4a9a84abb10b3d", kill_on_drop: false }`
[INFO] [stdout] 40e6de7da7951707054c739357db2baa70564579658e7a936a4a9a84abb10b3d