[INFO] cloning repository https://github.com/Michal-Miko/sentinel-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michal-Miko/sentinel-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichal-Miko%2Fsentinel-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichal-Miko%2Fsentinel-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1226b247548d5124954595789fadc1ad3f4621a
[INFO] documenting Michal-Miko/sentinel-rs against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichal-Miko%2Fsentinel-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michal-Miko/sentinel-rs on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Michal-Miko/sentinel-rs
[INFO] finished tweaking git repo https://github.com/Michal-Miko/sentinel-rs
[INFO] tweaked toml for git repo https://github.com/Michal-Miko/sentinel-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Michal-Miko/sentinel-rs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e375045bcb1b855f0589770fc57db572bd90cf2ffb21294542fe3b50ce62d34
[INFO] running `Command { std: "docker" "start" "-a" "0e375045bcb1b855f0589770fc57db572bd90cf2ffb21294542fe3b50ce62d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e375045bcb1b855f0589770fc57db572bd90cf2ffb21294542fe3b50ce62d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e375045bcb1b855f0589770fc57db572bd90cf2ffb21294542fe3b50ce62d34", kill_on_drop: false }`
[INFO] [stdout] 0e375045bcb1b855f0589770fc57db572bd90cf2ffb21294542fe3b50ce62d34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 170a8dd967bc916b7cfc6f68d992628f61e071c0bd2b03e8a214501521316d8a
[INFO] running `Command { std: "docker" "start" "-a" "170a8dd967bc916b7cfc6f68d992628f61e071c0bd2b03e8a214501521316d8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking time v0.3.20
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]     Checking tracing-appender v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.18
[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.17
[INFO] [stderr]  Documenting sentinel-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lint_reasons)]
[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 document `sentinel-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name sentinel_rs src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3ec036cff6e50695 -L dependency=/opt/rustwide/target/debug/deps --extern color_eyre=/opt/rustwide/target/debug/deps/libcolor_eyre-b677581ba8ff16c3.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-8b37f871c0cad100.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1c2f29f5d8141820.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-da031b1f957bcfac.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-4ff143a72153f03c.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6253d89bf606f393.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-48f32bef9b9e9bf1.rmeta --extern tracing_appender=/opt/rustwide/target/debug/deps/libtracing_appender-7226d745bb7f07fe.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-75c7dfebd3aef39a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "170a8dd967bc916b7cfc6f68d992628f61e071c0bd2b03e8a214501521316d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170a8dd967bc916b7cfc6f68d992628f61e071c0bd2b03e8a214501521316d8a", kill_on_drop: false }`
[INFO] [stdout] 170a8dd967bc916b7cfc6f68d992628f61e071c0bd2b03e8a214501521316d8a
