[INFO] updating cached repository https://github.com/gallowstree/tsurust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bcc411d660fa1674489165c6d69c47aec7f49a0b
[INFO] checking gallowstree/tsurust against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgallowstree%2Ftsurust" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gallowstree/tsurust on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gallowstree/tsurust
[INFO] finished tweaking git repo https://github.com/gallowstree/tsurust
[INFO] tweaked toml for git repo https://github.com/gallowstree/tsurust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/gallowstree/tsurust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bb84017df90e8def9d765b5064fedaeb1c04f4f6a1b7f8292718c523913c24d
[INFO] running `"docker" "start" "-a" "1bb84017df90e8def9d765b5064fedaeb1c04f4f6a1b7f8292718c523913c24d"`
[INFO] [stderr]    Compiling libc v0.2.57
[INFO] [stderr]    Compiling libm v0.1.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking backtrace v0.3.26
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking euclid v0.19.8
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking xmlparser v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]     Checking lyon_geom v0.12.6
[INFO] [stderr]     Checking svgparser v0.8.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]     Checking lyon_path v0.13.1
[INFO] [stderr]     Checking gilrs-core v0.2.2
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking lyon_svg v0.13.0
[INFO] [stderr]     Checking lyon_tessellation v0.13.1
[INFO] [stderr]     Checking lyon_algorithms v0.13.1
[INFO] [stderr]     Checking rodio v0.8.1
[INFO] [stderr]     Checking gilrs v0.7.1
[INFO] [stderr]     Checking lyon_extra v0.13.0
[INFO] [stderr]     Checking lyon v0.13.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.19.1
[INFO] [stderr]     Checking ncollide2d v0.18.4
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]     Checking quicksilver v0.3.12
[INFO] [stderr]     Checking tsurust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(impl_trait_in_bindings)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(impl_trait_in_bindings)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `tsurust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tsurust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1bb84017df90e8def9d765b5064fedaeb1c04f4f6a1b7f8292718c523913c24d"`
[INFO] running `"docker" "rm" "-f" "1bb84017df90e8def9d765b5064fedaeb1c04f4f6a1b7f8292718c523913c24d"`
[INFO] [stdout] 1bb84017df90e8def9d765b5064fedaeb1c04f4f6a1b7f8292718c523913c24d