[INFO] cloning repository https://github.com/jackwillis/rtttl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackwillis/rtttl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Frtttl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Frtttl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc2818e3e3f27b024d283c818ecadb5d4d793697
[INFO] testing jackwillis/rtttl against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Frtttl" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackwillis/rtttl on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackwillis/rtttl
[INFO] finished tweaking git repo https://github.com/jackwillis/rtttl
[INFO] tweaked toml for git repo https://github.com/jackwillis/rtttl written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jackwillis/rtttl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a3e59cb757c4508f8f2d0aec5fd5077ae312c5c0c25cafc1f8fef828f65971
[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" "13a3e59cb757c4508f8f2d0aec5fd5077ae312c5c0c25cafc1f8fef828f65971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a3e59cb757c4508f8f2d0aec5fd5077ae312c5c0c25cafc1f8fef828f65971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a3e59cb757c4508f8f2d0aec5fd5077ae312c5c0c25cafc1f8fef828f65971", kill_on_drop: false }`
[INFO] [stdout] 13a3e59cb757c4508f8f2d0aec5fd5077ae312c5c0c25cafc1f8fef828f65971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] a60edb0da4043e61cfc48f0ddb409ba33918a108078cb4c8dc422c77aeee7852
[INFO] running `Command { std: "docker" "start" "-a" "a60edb0da4043e61cfc48f0ddb409ba33918a108078cb4c8dc422c77aeee7852", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.1.39
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling num-rational v0.1.38
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rtttl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_from)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/metadata.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref DEFAULT_METADATA: Metadata = Metadata {
[INFO] [stdout] 14 | |         duration: 4,
[INFO] [stdout] 15 | |         octave: 3,
[INFO] [stdout] 16 | |         bpm: 120
[INFO] [stdout] 17 | |     };
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/metadata.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref DEFAULT_METADATA: Metadata = Metadata {
[INFO] [stdout] 14 | |         duration: 4,
[INFO] [stdout] 15 | |         octave: 3,
[INFO] [stdout] 16 | |         bpm: 120
[INFO] [stdout] 17 | |     };
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/note.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / lazy_static! {
[INFO] [stdout] 30 | |     static ref NOTE_REGEX: Regex = Regex::new(r"(-?\d+)?([a-gp]#?)(-?\d+)?(\.)?").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/note.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / lazy_static! {
[INFO] [stdout] 30 | |     static ref NOTE_REGEX: Regex = Regex::new(r"(-?\d+)?([a-gp]#?)(-?\d+)?(\.)?").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtttl` due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a60edb0da4043e61cfc48f0ddb409ba33918a108078cb4c8dc422c77aeee7852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60edb0da4043e61cfc48f0ddb409ba33918a108078cb4c8dc422c77aeee7852", kill_on_drop: false }`
[INFO] [stdout] a60edb0da4043e61cfc48f0ddb409ba33918a108078cb4c8dc422c77aeee7852
