[INFO] cloning repository https://github.com/Szpadel/slack-archive-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Szpadel/slack-archive-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSzpadel%2Fslack-archive-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSzpadel%2Fslack-archive-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82465d1962cb7cf4858fee7179a907271dd544e8
[INFO] testing Szpadel/slack-archive-browser 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%2FSzpadel%2Fslack-archive-browser" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Szpadel/slack-archive-browser 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] started tweaking git repo https://github.com/Szpadel/slack-archive-browser
[INFO] finished tweaking git repo https://github.com/Szpadel/slack-archive-browser
[INFO] tweaked toml for git repo https://github.com/Szpadel/slack-archive-browser written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Szpadel/slack-archive-browser 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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] 1244763a18a2614c2ab32de94c50744c426f77aa80c0f11400b06ae086ef50bd
[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" "1244763a18a2614c2ab32de94c50744c426f77aa80c0f11400b06ae086ef50bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1244763a18a2614c2ab32de94c50744c426f77aa80c0f11400b06ae086ef50bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1244763a18a2614c2ab32de94c50744c426f77aa80c0f11400b06ae086ef50bd", kill_on_drop: false }`
[INFO] [stdout] 1244763a18a2614c2ab32de94c50744c426f77aa80c0f11400b06ae086ef50bd
[INFO] running `Command { std: "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" "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] [stdout] b231d3dea51275d5923f79a97749382383a22d973d92854489c52da69a59eef7
[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" "b231d3dea51275d5923f79a97749382383a22d973d92854489c52da69a59eef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling tinyvec v1.0.1
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.1/src/lib.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn))]
[INFO] [stdout]    |                                          ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b231d3dea51275d5923f79a97749382383a22d973d92854489c52da69a59eef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b231d3dea51275d5923f79a97749382383a22d973d92854489c52da69a59eef7", kill_on_drop: false }`
[INFO] [stdout] b231d3dea51275d5923f79a97749382383a22d973d92854489c52da69a59eef7