[INFO] cloning repository https://github.com/FauxFaux/quadrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FauxFaux/quadrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fquadrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fquadrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5e69a4ae550be1851ba81cd2b90a2c6dc9275c1
[INFO] testing FauxFaux/quadrs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fquadrs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FauxFaux/quadrs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FauxFaux/quadrs
[INFO] finished tweaking git repo https://github.com/FauxFaux/quadrs
[INFO] tweaked toml for git repo https://github.com/FauxFaux/quadrs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/FauxFaux/quadrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "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] 5362d10f0a1818c825dc3b5a4ba2ec349ba4471e784be31eec52f5153031e894
[INFO] running `Command { std: "docker" "start" "-a" "5362d10f0a1818c825dc3b5a4ba2ec349ba4471e784be31eec52f5153031e894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5362d10f0a1818c825dc3b5a4ba2ec349ba4471e784be31eec52f5153031e894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5362d10f0a1818c825dc3b5a4ba2ec349ba4471e784be31eec52f5153031e894", kill_on_drop: false }`
[INFO] [stdout] 5362d10f0a1818c825dc3b5a4ba2ec349ba4471e784be31eec52f5153031e894
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "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] 35de8144dd285f69b5a111ff9f9e5d98056c28dd36398814609158b17787a1de
[INFO] running `Command { std: "docker" "start" "-a" "35de8144dd285f69b5a111ff9f9e5d98056c28dd36398814609158b17787a1de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling piston-viewport v0.3.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling stb_truetype v0.2.8
[INFO] [stderr]    Compiling wayland-sys v0.20.12
[INFO] [stderr]    Compiling daggy v0.5.0
[INFO] [stderr]    Compiling wayland-commons v0.20.12
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling rusttype v0.5.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.13.11/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"' -C metadata=ef017c51eed9725d -C extra-filename=-ef017c51eed9725d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9d573ac0ed923c3f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9e5a6a1c91334250.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-09e70e8bcc039b17.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: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.11.1/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=cfd9c74a6cc8a7c2 -C extra-filename=-cfd9c74a6cc8a7c2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c6d9dc90f7379932.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b22544e46cbb7baa.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-8f76268ff9fe6f69.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-fc8910124e59282b.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "35de8144dd285f69b5a111ff9f9e5d98056c28dd36398814609158b17787a1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35de8144dd285f69b5a111ff9f9e5d98056c28dd36398814609158b17787a1de", kill_on_drop: false }`
[INFO] [stdout] 35de8144dd285f69b5a111ff9f9e5d98056c28dd36398814609158b17787a1de