[INFO] fetching crate flashcards 0.1.1...
[INFO] documenting flashcards-0.1.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate flashcards 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate flashcards 0.1.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flashcards 0.1.1
[INFO] finished tweaking crates.io crate flashcards 0.1.1
[INFO] tweaked toml for crates.io crate flashcards 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate flashcards 0.1.1 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded flate2 v1.0.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f19ffc7a90902f5d268e5fc6129ee307bf25e64b43d8d4249302fbb0233293f3
[INFO] running `Command { std: "docker" "start" "-a" "f19ffc7a90902f5d268e5fc6129ee307bf25e64b43d8d4249302fbb0233293f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f19ffc7a90902f5d268e5fc6129ee307bf25e64b43d8d4249302fbb0233293f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19ffc7a90902f5d268e5fc6129ee307bf25e64b43d8d4249302fbb0233293f3", kill_on_drop: false }`
[INFO] [stdout] f19ffc7a90902f5d268e5fc6129ee307bf25e64b43d8d4249302fbb0233293f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddd5bbacb2f659bbda153e57182410148d1ef85a78bd6d4d81c4f4652ff000b0
[INFO] running `Command { std: "docker" "start" "-a" "ddd5bbacb2f659bbda153e57182410148d1ef85a78bd6d4d81c4f4652ff000b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]  Documenting flashcards v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: public documentation for `save` links to private item `Self::DECK_FILE_EXT`
[INFO] [stdout]   --> src/lib.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |     /// format. Resulting file has [`Self::DECK_FILE_EXT`] extension.
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]    |
[INFO] [stdout]    = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout]    = note: `#[warn(rustdoc::private_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ddd5bbacb2f659bbda153e57182410148d1ef85a78bd6d4d81c4f4652ff000b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd5bbacb2f659bbda153e57182410148d1ef85a78bd6d4d81c4f4652ff000b0", kill_on_drop: false }`
[INFO] [stdout] ddd5bbacb2f659bbda153e57182410148d1ef85a78bd6d4d81c4f4652ff000b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e4c9ad6283d61352b40f6c143a79182466d09872f3db90533adc27653013a87
[INFO] running `Command { std: "docker" "start" "-a" "8e4c9ad6283d61352b40f6c143a79182466d09872f3db90533adc27653013a87", kill_on_drop: false }`
[INFO] [stderr]  Documenting flashcards v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: public documentation for `save` links to private item `Self::DECK_FILE_EXT`
[INFO] [stdout]   --> src/lib.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |     /// format. Resulting file has [`Self::DECK_FILE_EXT`] extension.
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]    |
[INFO] [stdout]    = note: this link will resolve properly if you pass `--document-private-items`
[INFO] [stdout]    = note: `#[warn(rustdoc::private_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8e4c9ad6283d61352b40f6c143a79182466d09872f3db90533adc27653013a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e4c9ad6283d61352b40f6c143a79182466d09872f3db90533adc27653013a87", kill_on_drop: false }`
[INFO] [stdout] 8e4c9ad6283d61352b40f6c143a79182466d09872f3db90533adc27653013a87
