[INFO] cloning repository https://github.com/sammosampson/cavern [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammosampson/cavern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammosampson%2Fcavern", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammosampson%2Fcavern'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] af0716a0b6d5487f84fb30add2034d0ed07b39be [INFO] testing sammosampson/cavern against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammosampson%2Fcavern" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sammosampson/cavern 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 git repo https://github.com/sammosampson/cavern [INFO] finished tweaking git repo https://github.com/sammosampson/cavern [INFO] tweaked toml for git repo https://github.com/sammosampson/cavern written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/sammosampson/cavern 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 ndk-glue v0.6.0 [INFO] [stderr] Downloaded oboe v0.4.5 [INFO] [stderr] Downloaded oboe-sys v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 800f902c16f5e915621e997c3b136cf5926d4f680cbdbe2a76999f1ac3d2f08d [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" "800f902c16f5e915621e997c3b136cf5926d4f680cbdbe2a76999f1ac3d2f08d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "800f902c16f5e915621e997c3b136cf5926d4f680cbdbe2a76999f1ac3d2f08d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800f902c16f5e915621e997c3b136cf5926d4f680cbdbe2a76999f1ac3d2f08d", kill_on_drop: false }` [INFO] [stdout] 800f902c16f5e915621e997c3b136cf5926d4f680cbdbe2a76999f1ac3d2f08d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c2dbe5d0ce7a76fad369f42fb47c399375ad4e05e87e902ebc8ab0dca8deb50f [INFO] running `Command { std: "docker" "start" "-a" "c2dbe5d0ce7a76fad369f42fb47c399375ad4e05e87e902ebc8ab0dca8deb50f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling crossbeam-queue v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling ttf-parser v0.14.0 [INFO] [stderr] Compiling winit v0.25.0 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling atomic_refcell v0.1.8 [INFO] [stderr] Compiling emath v0.14.0 [INFO] [stderr] Compiling cpal v0.13.4 [INFO] [stderr] Compiling erased-serde v0.3.17 [INFO] [stderr] Compiling takeable-option v0.5.0 [INFO] [stderr] Compiling bytemuck v1.7.3 [INFO] [stderr] Compiling webbrowser v0.5.5 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling libloading v0.7.2 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling wayland-sys v0.29.4 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Compiling smithay-client-toolkit v0.15.3 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling ogg v0.8.0 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling dlib v0.5.0 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling quick-xml v0.22.0 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Compiling wayland-scanner v0.29.4 [INFO] [stderr] Compiling ordered-float v1.1.1 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v2.10.0 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling xcursor v0.3.4 [INFO] [stderr] Compiling glium v0.30.2 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Compiling lewton v0.10.2 [INFO] [stderr] Compiling png v0.16.8 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.2 [INFO] [stderr] Compiling xcb v0.10.1 [INFO] [stderr] Compiling owned_ttf_parser v0.14.0 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling ab_glyph v0.2.13 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Compiling wayland-client v0.29.4 [INFO] [stderr] Compiling wayland-protocols v0.29.4 [INFO] [stderr] Compiling crossbeam v0.8.1 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling nix v0.22.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling x11-dl v2.19.1 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling memmap2 v0.1.0 [INFO] [stderr] Compiling raw-window-handle v0.3.4 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling memmap2 v0.3.1 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling slice-deque v0.3.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling dirs v3.0.2 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling mio-misc v1.2.2 [INFO] [stderr] Compiling xdg v2.4.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling epaint v0.14.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling mio-extras v2.0.6 [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-1.0.85/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"' -C metadata=625aae9cea952acd -C extra-filename=-625aae9cea952acd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b90a404a5638d178.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.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" "c2dbe5d0ce7a76fad369f42fb47c399375ad4e05e87e902ebc8ab0dca8deb50f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2dbe5d0ce7a76fad369f42fb47c399375ad4e05e87e902ebc8ab0dca8deb50f", kill_on_drop: false }` [INFO] [stdout] c2dbe5d0ce7a76fad369f42fb47c399375ad4e05e87e902ebc8ab0dca8deb50f