[INFO] cloning repository https://github.com/AlphaKeks/cs2kz-api-prototype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlphaKeks/cs2kz-api-prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaKeks%2Fcs2kz-api-prototype", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaKeks%2Fcs2kz-api-prototype'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 436873a374faca0c983edca61ca0e8d367cc94dd
[INFO] documenting AlphaKeks/cs2kz-api-prototype against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaKeks%2Fcs2kz-api-prototype" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AlphaKeks/cs2kz-api-prototype
[INFO] finished tweaking git repo https://github.com/AlphaKeks/cs2kz-api-prototype
[INFO] tweaked toml for git repo https://github.com/AlphaKeks/cs2kz-api-prototype written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlphaKeks/cs2kz-api-prototype on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlphaKeks/cs2kz-api-prototype 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c8072bfe4918e10fe5340260233ba1b27e2c590a7f0cd8424211224e64581fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8072bfe4918e10fe5340260233ba1b27e2c590a7f0cd8424211224e64581fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8072bfe4918e10fe5340260233ba1b27e2c590a7f0cd8424211224e64581fb4", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f0826c74525a4385cd52d41382a86b997d403b7f72d7570326832abc9107d74
[INFO] running `Command { std: "docker" "start" "-a" "8f0826c74525a4385cd52d41382a86b997d403b7f72d7570326832abc9107d74", kill_on_drop: false }`
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[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking steam-id v0.0.0 (/opt/rustwide/workdir/crates/steam-id)
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tower-http v0.6.2
[INFO] [stderr]     Checking icu_normalizer v1.5.0
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[INFO] [stderr]     Checking problem-details v0.0.0 (/opt/rustwide/workdir/crates/problem-details)
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> crates/problem-details/src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(debug_closure_helpers)]
[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 `problem-details` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8f0826c74525a4385cd52d41382a86b997d403b7f72d7570326832abc9107d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0826c74525a4385cd52d41382a86b997d403b7f72d7570326832abc9107d74", kill_on_drop: false }`
[INFO] [stdout] 8f0826c74525a4385cd52d41382a86b997d403b7f72d7570326832abc9107d74
