[INFO] fetching crate converter_buddy 0.2.1...
[INFO] checking converter_buddy-0.2.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate converter_buddy 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate converter_buddy 0.2.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate converter_buddy 0.2.1
[INFO] finished tweaking crates.io crate converter_buddy 0.2.1
[INFO] tweaked toml for crates.io crate converter_buddy 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 107 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f58ad87ed245da1e06d0553273e46c7f2c96563d10e46637a02f6dcdd744f2a5
[INFO] running `Command { std: "docker" "start" "-a" "f58ad87ed245da1e06d0553273e46c7f2c96563d10e46637a02f6dcdd744f2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58ad87ed245da1e06d0553273e46c7f2c96563d10e46637a02f6dcdd744f2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58ad87ed245da1e06d0553273e46c7f2c96563d10e46637a02f6dcdd744f2a5", kill_on_drop: false }`
[INFO] [stdout] f58ad87ed245da1e06d0553273e46c7f2c96563d10e46637a02f6dcdd744f2a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e79138adaa805178df7327c39e06ded72b126a99bbb97d47c7452ffe859a1c7
[INFO] running `Command { std: "docker" "start" "-a" "5e79138adaa805178df7327c39e06ded72b126a99bbb97d47c7452ffe859a1c7", kill_on_drop: false }`
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[INFO] [stdout] warning: function `image_crate_apply_config_operations` is never used
[INFO] [stdout]   --> src/converter/img/img_utils/wrapper.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn image_crate_apply_config_operations(_image: &DynamicImage, _config: &ImageConfig) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tranparent_to_color` is never used
[INFO] [stdout]   --> src/converter/img/png.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl PngConverter {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 30 |     fn tranparent_to_color(image: &DynamicImage) -> Result<DynamicImage, ConversionError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `image_crate_apply_config_operations` is never used
[INFO] [stdout]   --> src/converter/img/img_utils/wrapper.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn image_crate_apply_config_operations(_image: &DynamicImage, _config: &ImageConfig) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tranparent_to_color` is never used
[INFO] [stdout]   --> src/converter/img/png.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl PngConverter {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 30 |     fn tranparent_to_color(image: &DynamicImage) -> Result<DynamicImage, ConversionError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.36s
[INFO] running `Command { std: "docker" "inspect" "5e79138adaa805178df7327c39e06ded72b126a99bbb97d47c7452ffe859a1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e79138adaa805178df7327c39e06ded72b126a99bbb97d47c7452ffe859a1c7", kill_on_drop: false }`
[INFO] [stdout] 5e79138adaa805178df7327c39e06ded72b126a99bbb97d47c7452ffe859a1c7