[INFO] fetching crate unmp-link-redis 0.7.0...
[INFO] documenting unmp-link-redis-0.7.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate unmp-link-redis 0.7.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate unmp-link-redis 0.7.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unmp-link-redis 0.7.0
[INFO] finished tweaking crates.io crate unmp-link-redis 0.7.0
[INFO] tweaked toml for crates.io crate unmp-link-redis 0.7.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed-queue v0.3.11
[INFO] [stderr]   Downloaded ach-mpmc v0.2.0
[INFO] [stderr]   Downloaded ach-util v0.1.16
[INFO] [stderr]   Downloaded unmp-id v2.0.0
[INFO] [stderr]   Downloaded spin_loop v0.1.1
[INFO] [stderr]   Downloaded interrupt v0.1.3
[INFO] [stderr]   Downloaded xtensa-lx v0.8.0
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded unmp-link v0.7.0
[INFO] [stderr]   Downloaded task-stream v0.3.7
[INFO] [stderr]   Downloaded unmp v0.7.3
[INFO] [stderr]   Downloaded ach-ring v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4b1359f4f4c2a8111b47532bf1bf7ec244778d282cf0b08a347986859ab7818
[INFO] running `Command { std: "docker" "start" "-a" "c4b1359f4f4c2a8111b47532bf1bf7ec244778d282cf0b08a347986859ab7818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4b1359f4f4c2a8111b47532bf1bf7ec244778d282cf0b08a347986859ab7818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b1359f4f4c2a8111b47532bf1bf7ec244778d282cf0b08a347986859ab7818", kill_on_drop: false }`
[INFO] [stdout] c4b1359f4f4c2a8111b47532bf1bf7ec244778d282cf0b08a347986859ab7818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b38c197a5040bb18be3beccb3813119dc2c1248a954fc599221a1d29fde7d87
[INFO] running `Command { std: "docker" "start" "-a" "1b38c197a5040bb18be3beccb3813119dc2c1248a954fc599221a1d29fde7d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling async-process v1.7.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking fixed-queue v0.3.11
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking futures-intrusive v0.4.2
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking unmp-id v2.0.0
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unmp-link v0.7.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unmp-link-0.7.0/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(const_btree_new)]
[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 `unmp-link` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b38c197a5040bb18be3beccb3813119dc2c1248a954fc599221a1d29fde7d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b38c197a5040bb18be3beccb3813119dc2c1248a954fc599221a1d29fde7d87", kill_on_drop: false }`
[INFO] [stdout] 1b38c197a5040bb18be3beccb3813119dc2c1248a954fc599221a1d29fde7d87
