[INFO] cloning repository https://github.com/johnabs/stegr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnabs/stegr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnabs%2Fstegr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnabs%2Fstegr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed9038006ccd611454ec09bf87f852ef97fff761
[INFO] documenting johnabs/stegr against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnabs%2Fstegr" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnabs/stegr 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 git repo https://github.com/johnabs/stegr
[INFO] finished tweaking git repo https://github.com/johnabs/stegr
[INFO] tweaked toml for git repo https://github.com/johnabs/stegr written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/johnabs/stegr 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ba62956c29bbf770cf3abc85d50bf8264ddab30036fe1fbdbcea5bb9be5a03b6
[INFO] running `Command { std: "docker" "start" "-a" "ba62956c29bbf770cf3abc85d50bf8264ddab30036fe1fbdbcea5bb9be5a03b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba62956c29bbf770cf3abc85d50bf8264ddab30036fe1fbdbcea5bb9be5a03b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba62956c29bbf770cf3abc85d50bf8264ddab30036fe1fbdbcea5bb9be5a03b6", kill_on_drop: false }`
[INFO] [stdout] ba62956c29bbf770cf3abc85d50bf8264ddab30036fe1fbdbcea5bb9be5a03b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 52a2633339f975baaad5e507fc647e95d0fc95051e6c95c098b17a50121a3074
[INFO] running `Command { std: "docker" "start" "-a" "52a2633339f975baaad5e507fc647e95d0fc95051e6c95c098b17a50121a3074", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking base64 v0.2.1
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]  Documenting stegr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unknown format trait `u8`
[INFO] [stdout]   --> src/encode.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |         outstr = format!("{:u8}",) ;
[INFO] [stdout]    |                             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the only appropriate formatting traits are:
[INFO] [stdout]            - ``, which uses the `Display` trait
[INFO] [stdout]            - `?`, which uses the `Debug` trait
[INFO] [stdout]            - `e`, which uses the `LowerExp` trait
[INFO] [stdout]            - `E`, which uses the `UpperExp` trait
[INFO] [stdout]            - `o`, which uses the `Octal` trait
[INFO] [stdout]            - `p`, which uses the `Pointer` trait
[INFO] [stdout]            - `b`, which uses the `Binary` trait
[INFO] [stdout]            - `x`, which uses the `LowerHex` trait
[INFO] [stdout]            - `X`, which uses the `UpperHex` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 1 positional argument in format string, but no arguments were given
[INFO] [stdout]   --> src/encode.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |         outstr = format!("{:u8}",) ;
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `stegr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name stegr 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=3856c92aeda31ea8 -L dependency=/opt/rustwide/target/debug/deps --extern aes=/opt/rustwide/target/debug/deps/libaes-dc51c233fa25b04c.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-5ea45bbc4b659083.rmeta --extern block_modes=/opt/rustwide/target/debug/deps/libblock_modes-325917aa93391aa2.rmeta --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-7e4f8914c0442706.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-a41c150b5dace3ca.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ba6cec548fbe8984.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-5ab54ec0a64ea2b7.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-19720ea2eb0bd99a.rmeta --extern twofish=/opt/rustwide/target/debug/deps/libtwofish-66f8f633ff0ee049.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "52a2633339f975baaad5e507fc647e95d0fc95051e6c95c098b17a50121a3074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a2633339f975baaad5e507fc647e95d0fc95051e6c95c098b17a50121a3074", kill_on_drop: false }`
[INFO] [stdout] 52a2633339f975baaad5e507fc647e95d0fc95051e6c95c098b17a50121a3074
