[INFO] fetching crate ascii-artist-cli 0.0.1...
[INFO] documenting ascii-artist-cli-0.0.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate ascii-artist-cli 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ascii-artist-cli 0.0.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ascii-artist-cli 0.0.1
[INFO] finished tweaking crates.io crate ascii-artist-cli 0.0.1
[INFO] tweaked toml for crates.io crate ascii-artist-cli 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ascii-artist-cli 0.0.1 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.48.1
[INFO] [stderr]   Downloaded hermit-abi v0.3.2
[INFO] [stderr]   Downloaded anstream v0.3.2
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[INFO] [stderr]   Downloaded pin-project-internal v1.1.3
[INFO] [stderr]   Downloaded quote v1.0.32
[INFO] [stderr]   Downloaded zune-inflate v0.2.54
[INFO] [stderr]   Downloaded clap v4.3.21
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded clap_builder v4.3.21
[INFO] [stderr]   Downloaded syn v2.0.28
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded pin-project v1.1.3
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.15
[INFO] [stderr]   Downloaded png v0.17.9
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded exr v1.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.16
[INFO] [stderr]   Downloaded log v0.4.19
[INFO] [stderr]   Downloaded ascii-artist v0.0.1
[INFO] [stderr]   Downloaded bitflags v2.3.3
[INFO] [stderr]   Downloaded anstyle-parse v0.2.1
[INFO] [stderr]   Downloaded clap_derive v4.3.12
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded errno v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1d56c0b83b3bfa4fa83790f09acffb9163cfbcbfb05314aebd99566aa31c265
[INFO] running `Command { std: "docker" "start" "-a" "a1d56c0b83b3bfa4fa83790f09acffb9163cfbcbfb05314aebd99566aa31c265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d56c0b83b3bfa4fa83790f09acffb9163cfbcbfb05314aebd99566aa31c265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d56c0b83b3bfa4fa83790f09acffb9163cfbcbfb05314aebd99566aa31c265", kill_on_drop: false }`
[INFO] [stdout] a1d56c0b83b3bfa4fa83790f09acffb9163cfbcbfb05314aebd99566aa31c265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2a58c33d3c6c16944a522dc9951935d535f5baa9adcb841ae07ad0e4fedbc57
[INFO] running `Command { std: "docker" "start" "-a" "d2a58c33d3c6c16944a522dc9951935d535f5baa9adcb841ae07ad0e4fedbc57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking png v0.17.9
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking clap_builder v4.3.21
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking clap v4.3.21
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking ascii-artist v0.0.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ascii-artist-0.0.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 compile `ascii-artist` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d2a58c33d3c6c16944a522dc9951935d535f5baa9adcb841ae07ad0e4fedbc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a58c33d3c6c16944a522dc9951935d535f5baa9adcb841ae07ad0e4fedbc57", kill_on_drop: false }`
[INFO] [stdout] d2a58c33d3c6c16944a522dc9951935d535f5baa9adcb841ae07ad0e4fedbc57
[INFO] documenting ascii-artist-cli-0.0.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate ascii-artist-cli 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ascii-artist-cli 0.0.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ascii-artist-cli 0.0.1
[INFO] finished tweaking crates.io crate ascii-artist-cli 0.0.1
[INFO] tweaked toml for crates.io crate ascii-artist-cli 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ascii-artist-cli 0.0.1 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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5caa23b25764bb90eb7f1a9aafff99aa99c9d0575fedb19451d7c0b6c43f2b5
[INFO] running `Command { std: "docker" "start" "-a" "d5caa23b25764bb90eb7f1a9aafff99aa99c9d0575fedb19451d7c0b6c43f2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5caa23b25764bb90eb7f1a9aafff99aa99c9d0575fedb19451d7c0b6c43f2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5caa23b25764bb90eb7f1a9aafff99aa99c9d0575fedb19451d7c0b6c43f2b5", kill_on_drop: false }`
[INFO] [stdout] d5caa23b25764bb90eb7f1a9aafff99aa99c9d0575fedb19451d7c0b6c43f2b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfe6bd89955d14e0c2c29e11337cc7423d5b32f4d347ec257ef179885eebe538
[INFO] running `Command { std: "docker" "start" "-a" "bfe6bd89955d14e0c2c29e11337cc7423d5b32f4d347ec257ef179885eebe538", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking png v0.17.9
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking clap_builder v4.3.21
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking clap v4.3.21
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking ascii-artist v0.0.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ascii-artist-0.0.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 compile `ascii-artist` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "bfe6bd89955d14e0c2c29e11337cc7423d5b32f4d347ec257ef179885eebe538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe6bd89955d14e0c2c29e11337cc7423d5b32f4d347ec257ef179885eebe538", kill_on_drop: false }`
[INFO] [stdout] bfe6bd89955d14e0c2c29e11337cc7423d5b32f4d347ec257ef179885eebe538
