[INFO] fetching crate c2g 0.9.0...
[INFO] building c2g-0.9.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate c2g 0.9.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate c2g 0.9.0
[INFO] finished tweaking crates.io crate c2g 0.9.0
[INFO] tweaked toml for crates.io crate c2g 0.9.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate c2g 0.9.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate c2g 0.9.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec62d328cd7f21cdbd22b52b688113dbc4475cf78f8e06a029c1630c0ecb5f19
[INFO] running `Command { std: "docker" "start" "-a" "ec62d328cd7f21cdbd22b52b688113dbc4475cf78f8e06a029c1630c0ecb5f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec62d328cd7f21cdbd22b52b688113dbc4475cf78f8e06a029c1630c0ecb5f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec62d328cd7f21cdbd22b52b688113dbc4475cf78f8e06a029c1630c0ecb5f19", kill_on_drop: false }`
[INFO] [stdout] ec62d328cd7f21cdbd22b52b688113dbc4475cf78f8e06a029c1630c0ecb5f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3ebbb389613bb864cd19ab8501069ec006269b4e5b7b51bc85a91efe246a8fc
[INFO] running `Command { std: "docker" "start" "-a" "e3ebbb389613bb864cd19ab8501069ec006269b4e5b7b51bc85a91efe246a8fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling built v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
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[INFO] [stderr]    Compiling unicode-general-category v0.4.0
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[INFO] [stderr]    Compiling lock_api v0.4.6
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v1.0.36
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[INFO] [stderr]    Compiling spin v0.9.8
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[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]    Compiling fontconfig-parser v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling shakmaty v0.23.1
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling ttf-parser v0.17.1
[INFO] [stderr]    Compiling unicode-script v0.5.2
[INFO] [stderr]    Compiling unicode-ccc v0.1.2
[INFO] [stderr]    Compiling bitstream-io v2.3.0
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[INFO] [stderr]    Compiling memmap2 v0.5.3
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling btoi v0.4.2
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[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling data-url v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling rustybuzz v0.5.1
[INFO] [stderr]    Compiling kurbo v0.8.3
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling rctree v0.4.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.11
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling tiny-skia v0.6.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling svgfilters v0.4.0
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.2.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling circular v0.3.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling pgn-reader v0.22.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]    Compiling fontdb v0.9.3
[INFO] [stderr]    Compiling include_dir v0.6.0
[INFO] [stderr]    Compiling usvg v0.22.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling resvg v0.22.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling image-webp v0.1.2
[INFO] [stderr]    Compiling ravif v0.11.5
[INFO] [stderr]    Compiling image v0.25.1
[INFO] [stderr]    Compiling c2g v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/giffer.rs:353:21
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 Err(e) => Err(GifferError::InvalidGifWriterVariant {}),
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "e3ebbb389613bb864cd19ab8501069ec006269b4e5b7b51bc85a91efe246a8fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ebbb389613bb864cd19ab8501069ec006269b4e5b7b51bc85a91efe246a8fc", kill_on_drop: false }`
[INFO] [stdout] e3ebbb389613bb864cd19ab8501069ec006269b4e5b7b51bc85a91efe246a8fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db4248b0a9a82fe75e3662ca422585b1119f5c861c3f1ee1a4e8cc1fa56c6d4c
[INFO] running `Command { std: "docker" "start" "-a" "db4248b0a9a82fe75e3662ca422585b1119f5c861c3f1ee1a4e8cc1fa56c6d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling c2g v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/giffer.rs:353:21
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 Err(e) => Err(GifferError::InvalidGifWriterVariant {}),
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/giffer.rs:353:21
[INFO] [stdout]     |
[INFO] [stdout] 353 |                 Err(e) => Err(GifferError::InvalidGifWriterVariant {}),
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "db4248b0a9a82fe75e3662ca422585b1119f5c861c3f1ee1a4e8cc1fa56c6d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4248b0a9a82fe75e3662ca422585b1119f5c861c3f1ee1a4e8cc1fa56c6d4c", kill_on_drop: false }`
[INFO] [stdout] db4248b0a9a82fe75e3662ca422585b1119f5c861c3f1ee1a4e8cc1fa56c6d4c