[INFO] fetching crate c2g 0.9.0...
[INFO] testing c2g-0.9.0 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate c2g 0.9.0 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate c2g 0.9.0 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbf7f4f511dff6bf4fae2d186abb536234ee7e1f4dc4be5936e4b33aa4e5d618
[INFO] running `Command { std: "docker" "start" "-a" "cbf7f4f511dff6bf4fae2d186abb536234ee7e1f4dc4be5936e4b33aa4e5d618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbf7f4f511dff6bf4fae2d186abb536234ee7e1f4dc4be5936e4b33aa4e5d618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf7f4f511dff6bf4fae2d186abb536234ee7e1f4dc4be5936e4b33aa4e5d618", kill_on_drop: false }`
[INFO] [stdout] cbf7f4f511dff6bf4fae2d186abb536234ee7e1f4dc4be5936e4b33aa4e5d618
[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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c52c58320853973fa3485bd75f5b0e255a8f7495061dfaaacd268f21d4120bf
[INFO] running `Command { std: "docker" "start" "-a" "7c52c58320853973fa3485bd75f5b0e255a8f7495061dfaaacd268f21d4120bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling built v0.7.2
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling xmlparser v0.13.5
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling unicode-general-category v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling shakmaty v0.23.1
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[INFO] [stderr]    Compiling ttf-parser v0.17.1
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[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling safe_arch v0.5.2
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling kurbo v0.8.3
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rctree v0.4.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling zune-jpeg v0.4.11
[INFO] [stderr]    Compiling tiny-skia v0.6.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling svgfilters v0.4.0
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling fontdb v0.9.3
[INFO] [stderr]    Compiling rustybuzz v0.5.1
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]    Compiling circular v0.3.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.2.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pgn-reader v0.22.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling include_dir v0.6.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling image-webp v0.1.2
[INFO] [stderr]    Compiling usvg v0.22.0
[INFO] [stderr]    Compiling resvg v0.22.0
[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: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         source: usvg::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     SVGTreeFromStrError { source: usvg::Error, s: String },
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |     CannotParseColor { color: String, reason: String },
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         source: clap::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:313:25
[INFO] [stdout]     |
[INFO] [stdout] 313 |     InitializeEncoder { source: gif::EncodingError },
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]    --> src/giffer.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |     InvalidConfig { reason: String },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |     FrameEncoding { source: gif::EncodingError },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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 `dev` profile [unoptimized + debuginfo] target(s) in 54.34s
[INFO] running `Command { std: "docker" "inspect" "7c52c58320853973fa3485bd75f5b0e255a8f7495061dfaaacd268f21d4120bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c52c58320853973fa3485bd75f5b0e255a8f7495061dfaaacd268f21d4120bf", kill_on_drop: false }`
[INFO] [stdout] 7c52c58320853973fa3485bd75f5b0e255a8f7495061dfaaacd268f21d4120bf
[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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11dada740f818ca65022408c8f7cffa3e9778ee3743b8d882c9a17ede8721a98
[INFO] running `Command { std: "docker" "start" "-a" "11dada740f818ca65022408c8f7cffa3e9778ee3743b8d882c9a17ede8721a98", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling c2g v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         source: usvg::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     SVGTreeFromStrError { source: usvg::Error, s: String },
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |     CannotParseColor { color: String, reason: String },
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         source: clap::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:313:25
[INFO] [stdout]     |
[INFO] [stdout] 313 |     InitializeEncoder { source: gif::EncodingError },
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]    --> src/giffer.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |     InvalidConfig { reason: String },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |     FrameEncoding { source: gif::EncodingError },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         source: usvg::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/drawer/error.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     SVGTreeFromStrError { source: usvg::Error, s: String },
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         source: std::io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |     CannotParseColor { color: String, reason: String },
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> src/error.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         source: clap::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:313:25
[INFO] [stdout]     |
[INFO] [stdout] 313 |     InitializeEncoder { source: gif::EncodingError },
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]    --> src/giffer.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |     InvalidConfig { reason: String },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]    --> src/giffer.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |     FrameEncoding { source: gif::EncodingError },
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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 2.32s
[INFO] running `Command { std: "docker" "inspect" "11dada740f818ca65022408c8f7cffa3e9778ee3743b8d882c9a17ede8721a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11dada740f818ca65022408c8f7cffa3e9778ee3743b8d882c9a17ede8721a98", kill_on_drop: false }`
[INFO] [stdout] 11dada740f818ca65022408c8f7cffa3e9778ee3743b8d882c9a17ede8721a98
[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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47461c56a2ebe442c3322de7363f108469d55ed4e1faac6e6b67b67f15cd5cb9
[INFO] running `Command { std: "docker" "start" "-a" "47461c56a2ebe442c3322de7363f108469d55ed4e1faac6e6b67b67f15cd5cb9", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]   --> src/drawer/error.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         source: std::io::Error,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]   --> src/drawer/error.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         source: usvg::Error,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]   --> src/drawer/error.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |     SVGTreeFromStrError { source: usvg::Error, s: String },
[INFO] [stderr]    |                           ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]   --> src/error.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |         source: std::io::Error,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `reason` is never read
[INFO] [stderr]   --> src/error.rs:26:39
[INFO] [stderr]    |
[INFO] [stderr] 26 |     CannotParseColor { color: String, reason: String },
[INFO] [stderr]    |                                       ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]   --> src/error.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         source: clap::Error,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]    --> src/giffer.rs:313:25
[INFO] [stderr]     |
[INFO] [stderr] 313 |     InitializeEncoder { source: gif::EncodingError },
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `reason` is never read
[INFO] [stderr]    --> src/giffer.rs:315:21
[INFO] [stderr]     |
[INFO] [stderr] 315 |     InvalidConfig { reason: String },
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]    --> src/giffer.rs:317:21
[INFO] [stderr]     |
[INFO] [stderr] 317 |     FrameEncoding { source: gif::EncodingError },
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/giffer.rs:353:21
[INFO] [stderr]     |
[INFO] [stderr] 353 |                 Err(e) => Err(GifferError::InvalidGifWriterVariant {}),
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `c2g` (lib) generated 10 warnings (run `cargo fix --lib -p c2g` to apply 1 suggestion)
[INFO] [stderr] warning: `c2g` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c2g-8f2d9f0a558d962c)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test drawer::board::tests::test_sizes ... ok
[INFO] [stdout] test config::tests::test_color_from_str ... ok
[INFO] [stdout] test drawer::utils::tests::test_has_coordinate_flip ... ok
[INFO] [stdout] test drawer::board::tests::test_square_image ... ok
[INFO] [stdout] test drawer::termination::tests::test_circle_pixmap_draw ... ok
[INFO] [stdout] test drawer::termination::tests::test_circle_pixmap_win ... ok
[INFO] [stdout] test giffer::tests::test_clock_from_time_str ... ok
[INFO] [stdout] test drawer::utils::tests::test_piece_in_board_new_king ... ok
[INFO] [stdout] test drawer::board::tests::test_square_pixmap ... ok
[INFO] [stdout] test giffer::tests::test_clock_substract_ref ... ok
[INFO] [stdout] test giffer::tests::test_clocks_as_millis ... ok
[INFO] [stdout] test drawer::utils::tests::test_has_coordinate ... ok
[INFO] [stdout] test giffer::tests::test_display_clocks ... ok
[INFO] [stdout] test giffer::tests::test_game_clocks_turn_delay ... ok
[INFO] [stdout] test giffer::tests::test_game_clocks_turn_delay_with_increment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/c2g.rs (/opt/rustwide/target/debug/deps/c2g-f5633871eb0a2918)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_pgn_or_read_stdin ... ok
[INFO] [stdout] test tests::test_get_valid_size ... ok
[INFO] [stdout] test tests::test_pgn_or_read_stdin_with_none_pgn ... ok
[INFO] [stdout] test tests::test_get_valid_size_with_invalid_input ... ok
[INFO] [stdout] test tests::test_get_valid_size_should_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c2g
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47461c56a2ebe442c3322de7363f108469d55ed4e1faac6e6b67b67f15cd5cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47461c56a2ebe442c3322de7363f108469d55ed4e1faac6e6b67b67f15cd5cb9", kill_on_drop: false }`
[INFO] [stdout] 47461c56a2ebe442c3322de7363f108469d55ed4e1faac6e6b67b67f15cd5cb9
