[INFO] cloning repository https://github.com/dustlang/rls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustlang/rls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Frls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Frls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78a36bd334b7e51726ea506919e0a4189c416855
[INFO] testing dustlang/rls 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%2Fdustlang%2Frls" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dustlang/rls 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-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dustlang/rls
[INFO] finished tweaking git repo https://github.com/dustlang/rls
[INFO] tweaked toml for git repo https://github.com/dustlang/rls written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dustlang/rls 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]     Updating git repository `https://github.com/rust-lang/cargo`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/rust-clippy`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/rustfmt`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shell-escape v0.1.5
[INFO] [stderr]   Downloaded rls-span v0.5.3
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v705.0.0
[INFO] [stderr]   Downloaded lsp-types v0.60.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v17.0.0
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] [stderr]   Downloaded json v0.11.15
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded git2 v0.13.17
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded tar v0.4.32
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[INFO] [stderr]   Downloaded rls-data v0.19.1
[INFO] [stderr]   Downloaded racer v2.1.44
[INFO] [stderr]   Downloaded jsonrpc-derive v17.0.0
[INFO] [stderr]   Downloaded sha-1 v0.9.3
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v705.0.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.3.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v705.0.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v705.0.0
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v17.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v705.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.8.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_lint_defs v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_expand v705.0.0
[INFO] [stderr]   Downloaded rustc-rayon v0.3.0
[INFO] [stderr]   Downloaded stacker v0.1.13
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v705.0.0
[INFO] [stderr]   Downloaded measureme v9.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v705.0.0
[INFO] [stderr]   Downloaded fst v0.3.5
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v705.0.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.12
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v705.0.0
[INFO] [stderr]   Downloaded annotate-snippets v0.6.1
[INFO] [stderr]   Downloaded fwdansi v1.1.0
[INFO] [stderr]   Downloaded git2-curl v0.14.1
[INFO] [stderr]   Downloaded lsp-codec v0.2.0
[INFO] [stderr]   Downloaded jsonrpc-core-client v17.0.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v17.0.0
[INFO] [stderr]   Downloaded ordslice v0.3.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v705.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.9.1
[INFO] [stderr]   Downloaded if_chain v1.0.1
[INFO] [stderr]   Downloaded jsonrpc-core v17.0.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v17.0.1
[INFO] [stderr]   Downloaded curl-sys v0.4.40+curl-7.75.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v705.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v705.0.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.21
[INFO] [stderr]   Downloaded rls-vfs v0.8.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]   Downloaded rls-analysis v0.18.1
[INFO] [stderr]   Downloaded rustc_tools_util v0.2.0
[INFO] [stderr]   Downloaded serde_ignored v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3b77af53e5dacfb98107255be6fc31feaa1b75449fb0c9929a3acc7d029a21ca
[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" "3b77af53e5dacfb98107255be6fc31feaa1b75449fb0c9929a3acc7d029a21ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b77af53e5dacfb98107255be6fc31feaa1b75449fb0c9929a3acc7d029a21ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b77af53e5dacfb98107255be6fc31feaa1b75449fb0c9929a3acc7d029a21ca", kill_on_drop: false }`
[INFO] [stdout] 3b77af53e5dacfb98107255be6fc31feaa1b75449fb0c9929a3acc7d029a21ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dbc965a17f289896e0e52de48d58a56d679561371026b7c33f23bebf37e25ada
[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" "dbc965a17f289896e0e52de48d58a56d679561371026b7c33f23bebf37e25ada", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling rustc-ap-rustc_graphviz v705.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling annotate-snippets v0.8.0
[INFO] [stderr]    Compiling rustc-ap-rustc_fs_util v705.0.0
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/smallvec-1.6.1/src/lib.rs:76:37
[INFO] [stdout]    |
[INFO] [stdout] 76 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_graphviz-705.0.0/src/lib.rs:278:1
[INFO] [stdout]     |
[INFO] [stdout] 278 | #![feature(nll)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling rustc_tools_util v0.2.0
[INFO] [stdout] error: aborting due to previous error
[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 `smallvec` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dbc965a17f289896e0e52de48d58a56d679561371026b7c33f23bebf37e25ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc965a17f289896e0e52de48d58a56d679561371026b7c33f23bebf37e25ada", kill_on_drop: false }`
[INFO] [stdout] dbc965a17f289896e0e52de48d58a56d679561371026b7c33f23bebf37e25ada