[INFO] cloning repository https://github.com/MathiasKoch/rust-fatfs-issue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MathiasKoch/rust-fatfs-issue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasKoch%2Frust-fatfs-issue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasKoch%2Frust-fatfs-issue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3f03f807e7e1bf0ab0719db6eb5bb39731b649c
[INFO] documenting MathiasKoch/rust-fatfs-issue 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%2FMathiasKoch%2Frust-fatfs-issue" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MathiasKoch/rust-fatfs-issue 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/MathiasKoch/rust-fatfs-issue
[INFO] finished tweaking git repo https://github.com/MathiasKoch/rust-fatfs-issue
[INFO] tweaked toml for git repo https://github.com/MathiasKoch/rust-fatfs-issue written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MathiasKoch/rust-fatfs-issue 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]     Updating git repository `https://github.com/rafalh/rust-fatfs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc-print v0.1.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6dd54be59d7adca0e06f08559f53d89f390b9ed57bdb2f86eccfbe156d45d019
[INFO] running `Command { std: "docker" "start" "-a" "6dd54be59d7adca0e06f08559f53d89f390b9ed57bdb2f86eccfbe156d45d019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dd54be59d7adca0e06f08559f53d89f390b9ed57bdb2f86eccfbe156d45d019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd54be59d7adca0e06f08559f53d89f390b9ed57bdb2f86eccfbe156d45d019", kill_on_drop: false }`
[INFO] [stdout] 6dd54be59d7adca0e06f08559f53d89f390b9ed57bdb2f86eccfbe156d45d019
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a909241f54df16a345445c44f9c4c3baa13658102ded89f31643ec3c14e35cb1
[INFO] running `Command { std: "docker" "start" "-a" "a909241f54df16a345445c44f9c4c3baa13658102ded89f31643ec3c14e35cb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs#48d428db)
[INFO] [stderr]     Checking libc-print v0.1.17
[INFO] [stderr]  Documenting fatfs-test 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(lang_items, start, libc, core_intrinsics, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start, libc, core_intrinsics, rustc_private)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fatfs-test`
[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=2018 --crate-type bin --crate-name fatfs_test 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=6f2437b01ce9c60c -L dependency=/opt/rustwide/target/debug/deps --extern embedded_storage=/opt/rustwide/target/debug/deps/libembedded_storage-e368e83d16bac70f.rmeta --extern fatfs=/opt/rustwide/target/debug/deps/libfatfs-8db3bd706fd4a408.rmeta --extern libc_print=/opt/rustwide/target/debug/deps/liblibc_print-20cde18af8efe31b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-09555785f2f91a80.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a909241f54df16a345445c44f9c4c3baa13658102ded89f31643ec3c14e35cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a909241f54df16a345445c44f9c4c3baa13658102ded89f31643ec3c14e35cb1", kill_on_drop: false }`
[INFO] [stdout] a909241f54df16a345445c44f9c4c3baa13658102ded89f31643ec3c14e35cb1
[INFO] documenting MathiasKoch/rust-fatfs-issue against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasKoch%2Frust-fatfs-issue" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MathiasKoch/rust-fatfs-issue on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/MathiasKoch/rust-fatfs-issue
[INFO] finished tweaking git repo https://github.com/MathiasKoch/rust-fatfs-issue
[INFO] tweaked toml for git repo https://github.com/MathiasKoch/rust-fatfs-issue written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MathiasKoch/rust-fatfs-issue 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aef09f1a810482dc7adf90c088f9a35af4f17b175d47b640503ed0690be9a22f
[INFO] running `Command { std: "docker" "start" "-a" "aef09f1a810482dc7adf90c088f9a35af4f17b175d47b640503ed0690be9a22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aef09f1a810482dc7adf90c088f9a35af4f17b175d47b640503ed0690be9a22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef09f1a810482dc7adf90c088f9a35af4f17b175d47b640503ed0690be9a22f", kill_on_drop: false }`
[INFO] [stdout] aef09f1a810482dc7adf90c088f9a35af4f17b175d47b640503ed0690be9a22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 611e8fbdd9ffad2aa06d0a255648865f1e963ce316eb2579542ffcec907736f6
[INFO] running `Command { std: "docker" "start" "-a" "611e8fbdd9ffad2aa06d0a255648865f1e963ce316eb2579542ffcec907736f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs#48d428db)
[INFO] [stderr]     Checking libc-print v0.1.17
[INFO] [stderr]  Documenting fatfs-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start, libc, core_intrinsics, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start, libc, core_intrinsics, rustc_private)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start, libc, core_intrinsics, rustc_private)]
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fatfs-test`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name fatfs_test 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=2b9eba41ed788c84 -L dependency=/opt/rustwide/target/debug/deps --extern embedded_storage=/opt/rustwide/target/debug/deps/libembedded_storage-e28d4e020e042e3b.rmeta --extern fatfs=/opt/rustwide/target/debug/deps/libfatfs-119d81f55ed1c672.rmeta --extern libc_print=/opt/rustwide/target/debug/deps/liblibc_print-f40f90402a7f788f.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-55d500cd50581112.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "611e8fbdd9ffad2aa06d0a255648865f1e963ce316eb2579542ffcec907736f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611e8fbdd9ffad2aa06d0a255648865f1e963ce316eb2579542ffcec907736f6", kill_on_drop: false }`
[INFO] [stdout] 611e8fbdd9ffad2aa06d0a255648865f1e963ce316eb2579542ffcec907736f6
