[INFO] cloning repository https://github.com/KarlHeitmann/git_explorer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KarlHeitmann/git_explorer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarlHeitmann%2Fgit_explorer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarlHeitmann%2Fgit_explorer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfd9096b9136f58ea2622d24e6738588f3788909
[INFO] documenting KarlHeitmann/git_explorer 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%2FKarlHeitmann%2Fgit_explorer" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KarlHeitmann/git_explorer 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/KarlHeitmann/git_explorer
[INFO] finished tweaking git repo https://github.com/KarlHeitmann/git_explorer
[INFO] tweaked toml for git repo https://github.com/KarlHeitmann/git_explorer written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KarlHeitmann/git_explorer 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.14.0
[INFO] [stderr]   Downloaded crossterm v0.18.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 439e0d0b459970f480c41c3249a7866dcd0e44a9c4293349219a39f0b742ffe7
[INFO] running `Command { std: "docker" "start" "-a" "439e0d0b459970f480c41c3249a7866dcd0e44a9c4293349219a39f0b742ffe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "439e0d0b459970f480c41c3249a7866dcd0e44a9c4293349219a39f0b742ffe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439e0d0b459970f480c41c3249a7866dcd0e44a9c4293349219a39f0b742ffe7", kill_on_drop: false }`
[INFO] [stdout] 439e0d0b459970f480c41c3249a7866dcd0e44a9c4293349219a39f0b742ffe7
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/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] 6c7f3daec5a63d2464d9a1acbe282bb684732f915dc89e362bccae67c9c615c8
[INFO] running `Command { std: "docker" "start" "-a" "6c7f3daec5a63d2464d9a1acbe282bb684732f915dc89e362bccae67c9c615c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.153
[INFO] [stderr]    Compiling serde v1.0.153
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]    Compiling syn v2.0.8
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking iana-time-zone v0.1.54
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]  Documenting git_explorer 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_collect_into)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_partition_dedup)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `git_explorer`
[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 git_explorer 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=42a67a4ae737297d -L dependency=/opt/rustwide/target/debug/deps --extern crossterm=/opt/rustwide/target/debug/deps/libcrossterm-8df8d41bd259b44b.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-d398583f6f9d022d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-d60012c6981fa5a9.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-813cc04d4a3a283f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3bc42cd7d815acae.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fff835b865af6e3a.rmeta --extern tui=/opt/rustwide/target/debug/deps/libtui-79fdd3f10404c98b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6c7f3daec5a63d2464d9a1acbe282bb684732f915dc89e362bccae67c9c615c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7f3daec5a63d2464d9a1acbe282bb684732f915dc89e362bccae67c9c615c8", kill_on_drop: false }`
[INFO] [stdout] 6c7f3daec5a63d2464d9a1acbe282bb684732f915dc89e362bccae67c9c615c8
