[INFO] updating cached repository https://github.com/darkwater/obsidian
[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] 877e0b864eebb28b4b9078b2dddee7cde18b5fed
[INFO] checking darkwater/obsidian against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fobsidian" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darkwater/obsidian on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/darkwater/obsidian
[INFO] finished tweaking git repo https://github.com/darkwater/obsidian
[INFO] tweaked toml for git repo https://github.com/darkwater/obsidian written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/darkwater/obsidian already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "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] 0f8592728ac83ddd2d63fc2e0de6d3a73655bfd1175a601cbd160f12da2072c7
[INFO] running `"docker" "start" "-a" "0f8592728ac83ddd2d63fc2e0de6d3a73655bfd1175a601cbd160f12da2072c7"`
[INFO] [stderr]    Compiling gio v0.5.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling pangocairo-sys v0.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking mpd v0.0.12 (https://github.com/kstep/rust-mpd#0b6b98e9)
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking serde_json v1.0.24
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]    Compiling pangocairo v0.6.0
[INFO] [stderr]     Checking i3ipc v0.8.2
[INFO] [stderr]     Checking glib v0.6.0
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]    Compiling relm-gen-widget v0.15.0
[INFO] [stderr]    Compiling relm-derive-common v0.15.0
[INFO] [stderr]    Compiling relm-derive v0.15.0
[INFO] [stderr]     Checking relm-core v0.15.0
[INFO] [stderr]     Checking relm-state v0.15.0
[INFO] [stderr]     Checking relm v0.15.0
[INFO] [stderr]     Checking obsidian v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(nll, range_contains)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(nll, range_contains)]
[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 `obsidian`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `obsidian`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0f8592728ac83ddd2d63fc2e0de6d3a73655bfd1175a601cbd160f12da2072c7"`
[INFO] running `"docker" "rm" "-f" "0f8592728ac83ddd2d63fc2e0de6d3a73655bfd1175a601cbd160f12da2072c7"`
[INFO] [stdout] 0f8592728ac83ddd2d63fc2e0de6d3a73655bfd1175a601cbd160f12da2072c7