[INFO] fetching crate unique-pointer 0.8.1...
[INFO] checking unique-pointer-0.8.1 against 1.95.0 for pr-155915
[INFO] extracting crate unique-pointer 0.8.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate unique-pointer 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate unique-pointer 0.8.1
[INFO] tweaked toml for crates.io crate unique-pointer 0.8.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unique-pointer 0.8.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unique-pointer 0.8.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded k9 v0.12.0
[INFO] [stderr]   Downloaded terminal_size v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d510d17c4128ebbc42ab04aa3826ff33e6619cba5eaa53e77a923b69795304e1
[INFO] running `Command { std: "docker" "start" "-a" "d510d17c4128ebbc42ab04aa3826ff33e6619cba5eaa53e77a923b69795304e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d510d17c4128ebbc42ab04aa3826ff33e6619cba5eaa53e77a923b69795304e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d510d17c4128ebbc42ab04aa3826ff33e6619cba5eaa53e77a923b69795304e1", kill_on_drop: false }`
[INFO] [stdout] d510d17c4128ebbc42ab04aa3826ff33e6619cba5eaa53e77a923b69795304e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1db246003b2aeeff8d03c98d2843b93dc5fdecc719d88004a1a7500282a8cb19
[INFO] running `Command { std: "docker" "start" "-a" "1db246003b2aeeff8d03c98d2843b93dc5fdecc719d88004a1a7500282a8cb19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking unique-pointer v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(intra_doc_pointers)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unique-pointer` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1db246003b2aeeff8d03c98d2843b93dc5fdecc719d88004a1a7500282a8cb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db246003b2aeeff8d03c98d2843b93dc5fdecc719d88004a1a7500282a8cb19", kill_on_drop: false }`
[INFO] [stdout] 1db246003b2aeeff8d03c98d2843b93dc5fdecc719d88004a1a7500282a8cb19
