[INFO] cloning repository https://github.com/Sushisource/hubtain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sushisource/hubtain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushisource%2Fhubtain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushisource%2Fhubtain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae42818af60464ba5d47746cd4b34ebe5afe2e97
[INFO] testing Sushisource/hubtain 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%2FSushisource%2Fhubtain" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sushisource/hubtain 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] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Sushisource/hubtain
[INFO] finished tweaking git repo https://github.com/Sushisource/hubtain
[INFO] tweaked toml for git repo https://github.com/Sushisource/hubtain written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Sushisource/hubtain 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 igd v0.12.0
[INFO] [stderr]   Downloaded log-derive v0.4.1
[INFO] [stderr]   Downloaded rustc_version v0.3.2
[INFO] [stderr]   Downloaded async-process v1.0.1
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded futures_ringbuf v0.3.0
[INFO] [stderr]   Downloaded attohttpc v0.16.1
[INFO] [stderr]   Downloaded xmltree v0.10.2
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.2
[INFO] [stderr]   Downloaded wildmatch v1.0.13
[INFO] [stderr]   Downloaded mnemonic v1.0.1
[INFO] [stderr]   Downloaded ringbuf v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 46bcf969fb85c793a8e1178557aa70aef44a31c5cc5c5329147f99631ffacf48
[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" "46bcf969fb85c793a8e1178557aa70aef44a31c5cc5c5329147f99631ffacf48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46bcf969fb85c793a8e1178557aa70aef44a31c5cc5c5329147f99631ffacf48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bcf969fb85c793a8e1178557aa70aef44a31c5cc5c5329147f99631ffacf48", kill_on_drop: false }`
[INFO] [stdout] 46bcf969fb85c793a8e1178557aa70aef44a31c5cc5c5329147f99631ffacf48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d2b6d8441af3ad689e2617f269fe8671cfc4da68385064274527c3a0daa44a50
[INFO] running `Command { std: "docker" "start" "-a" "d2b6d8441af3ad689e2617f269fe8671cfc4da68385064274527c3a0daa44a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling wildmatch v1.0.13
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling xmltree v0.10.2
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]    Compiling block-cipher v0.8.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling stream-cipher v0.7.1
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling aes-soft v0.5.0
[INFO] [stderr]    Compiling mnemonic v1.0.1
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling poly1305 v0.6.2
[INFO] [stderr]    Compiling aes v0.5.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling aes-gcm v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossterm v0.18.2
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling curve25519-dalek v3.0.2
[INFO] [stderr]    Compiling chacha20 v0.5.0
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling tui v0.14.0
[INFO] [stderr]    Compiling rand v0.8.2
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling attohttpc v0.16.1
[INFO] [stderr]    Compiling chacha20poly1305 v0.6.0
[INFO] [stderr]    Compiling x25519-dalek v1.1.0
[INFO] [stderr]    Compiling igd v0.12.0
[INFO] [stderr]    Compiling hubtain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, async_closure, fixed_size_array)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hubtain` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d2b6d8441af3ad689e2617f269fe8671cfc4da68385064274527c3a0daa44a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b6d8441af3ad689e2617f269fe8671cfc4da68385064274527c3a0daa44a50", kill_on_drop: false }`
[INFO] [stdout] d2b6d8441af3ad689e2617f269fe8671cfc4da68385064274527c3a0daa44a50