[INFO] cloning repository https://github.com/leo60228/perf-checkup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leo60228/perf-checkup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fperf-checkup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fperf-checkup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14bedc7b501e5e4b91e9b053465cdc92114a886e
[INFO] documenting leo60228/perf-checkup against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleo60228%2Fperf-checkup" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leo60228/perf-checkup on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leo60228/perf-checkup
[INFO] finished tweaking git repo https://github.com/leo60228/perf-checkup
[INFO] tweaked toml for git repo https://github.com/leo60228/perf-checkup written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/leo60228/perf-checkup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tracing-core v0.1.4
[INFO] [stderr]   Downloaded spin v0.5.1
[INFO] [stderr]   Downloaded tokio-reactor v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.1
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.1
[INFO] [stderr]   Downloaded snafu v0.4.3
[INFO] [stderr]   Downloaded snafu-derive v0.4.3
[INFO] [stderr]   Downloaded tokio-current-thread v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-tcp v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-uds v0.3.0-alpha.1
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded heim v0.0.5
[INFO] [stderr]   Downloaded notify-rust v3.6.0
[INFO] [stderr]   Downloaded heim-virt v0.0.5
[INFO] [stderr]   Downloaded raw-cpuid v6.1.0
[INFO] [stderr]   Downloaded macaddr v0.1.1
[INFO] [stderr]   Downloaded heim-memory v0.0.5
[INFO] [stderr]   Downloaded heim-host v0.0.5
[INFO] [stderr]   Downloaded heim-disk v0.0.5
[INFO] [stderr]   Downloaded tokio-udp v0.2.0-alpha.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded heim-cpu v0.0.5
[INFO] [stderr]   Downloaded platforms v0.2.0
[INFO] [stderr]   Downloaded heim-net v0.0.5
[INFO] [stderr]   Downloaded heim-process v0.0.5
[INFO] [stderr]   Downloaded heim-derive v0.0.5
[INFO] [stderr]   Downloaded heim-common v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eecd089ac20e9c1df0d231c3b15b89e71847f89b5897d86446567565f36e903
[INFO] running `Command { std: "docker" "start" "-a" "4eecd089ac20e9c1df0d231c3b15b89e71847f89b5897d86446567565f36e903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eecd089ac20e9c1df0d231c3b15b89e71847f89b5897d86446567565f36e903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eecd089ac20e9c1df0d231c3b15b89e71847f89b5897d86446567565f36e903", kill_on_drop: false }`
[INFO] [stdout] 4eecd089ac20e9c1df0d231c3b15b89e71847f89b5897d86446567565f36e903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d5a8ce485406b591a32aaed60d4bfe8c3566040e60f2671235c905552e1f0f6
[INFO] running `Command { std: "docker" "start" "-a" "5d5a8ce485406b591a32aaed60d4bfe8c3566040e60f2671235c905552e1f0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling heim-common v0.0.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.1
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.1
[INFO] [stderr]    Compiling libdbus-sys v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-sync-0.2.0-alpha.1/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(async_await)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `async_await` has been stable since `1.39.0` and no longer requires an attribute to enable
[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]     Checking crossbeam-queue v0.1.2
[INFO] [stderr] error: could not compile `tokio-sync` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5d5a8ce485406b591a32aaed60d4bfe8c3566040e60f2671235c905552e1f0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5a8ce485406b591a32aaed60d4bfe8c3566040e60f2671235c905552e1f0f6", kill_on_drop: false }`
[INFO] [stdout] 5d5a8ce485406b591a32aaed60d4bfe8c3566040e60f2671235c905552e1f0f6
