[INFO] fetching crate nanachi 0.0.4...
[INFO] building nanachi-0.0.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nanachi 0.0.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nanachi 0.0.4
[INFO] finished tweaking crates.io crate nanachi 0.0.4
[INFO] tweaked toml for crates.io crate nanachi 0.0.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nanachi 0.0.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nanachi 0.0.4 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.3
[INFO] [stderr]   Downloaded bytemuck v1.2.0
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded rayon-core v1.8.0
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded euclid v0.22.1
[INFO] [stderr]   Downloaded rayon v1.4.0
[INFO] [stderr]   Downloaded image v0.23.9
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded lyon_geom v0.16.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f8b08f7e47e2b05b70265391035fd4ba2a1157e206a0c4bdb8787224738a5e9
[INFO] running `Command { std: "docker" "start" "-a" "1f8b08f7e47e2b05b70265391035fd4ba2a1157e206a0c4bdb8787224738a5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f8b08f7e47e2b05b70265391035fd4ba2a1157e206a0c4bdb8787224738a5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8b08f7e47e2b05b70265391035fd4ba2a1157e206a0c4bdb8787224738a5e9", kill_on_drop: false }`
[INFO] [stdout] 1f8b08f7e47e2b05b70265391035fd4ba2a1157e206a0c4bdb8787224738a5e9
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9826d9b8175daadbc36da0061d0e0166ff47220af28fb44bc49d009979a47a6f
[INFO] running `Command { std: "docker" "start" "-a" "9826d9b8175daadbc36da0061d0e0166ff47220af28fb44bc49d009979a47a6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling euclid v0.22.1
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling lyon_geom v0.16.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.23.9
[INFO] [stderr]    Compiling nanachi v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/fill_color/pattern.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Pattern<P, B, DB, I>
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     width: f64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     height: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.63s
[INFO] running `Command { std: "docker" "inspect" "9826d9b8175daadbc36da0061d0e0166ff47220af28fb44bc49d009979a47a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9826d9b8175daadbc36da0061d0e0166ff47220af28fb44bc49d009979a47a6f", kill_on_drop: false }`
[INFO] [stdout] 9826d9b8175daadbc36da0061d0e0166ff47220af28fb44bc49d009979a47a6f
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76dcfb1c31bd1c1f40875661b78acf60f4194d18ebf72d4b49783448102ddd8d
[INFO] running `Command { std: "docker" "start" "-a" "76dcfb1c31bd1c1f40875661b78acf60f4194d18ebf72d4b49783448102ddd8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/fill_color/pattern.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Pattern<P, B, DB, I>
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     width: f64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     height: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling nanachi v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]   --> examples/path_data_notation.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::f64::consts::PI;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buffer`
[INFO] [stdout]  --> examples/composite_test_f32.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     buffer::{Buffer, GenericBuffer},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rgb`
[INFO] [stdout]  --> examples/composite_test.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     image::{ImageBuffer, Rgb, Rgba},
[INFO] [stdout]   |                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rgb` and `path::Path`
[INFO] [stdout]  --> examples/path.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     image::{ImageBuffer, Rgb, Rgba},
[INFO] [stdout]   |                          ^^^
[INFO] [stdout] 3 |     path::Path,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> examples/blur.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut tmp = GenericBuffer::from_pixel(width, height, Rgba::zero());
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/blur.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut tmp = GenericBuffer::from_pixel(width, height, Rgba::zero());
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PremultipliedRgba`
[INFO] [stdout]   --> examples/nanachi.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pixel::{PremultipliedRgba, Rgba},
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `smooth` is never used
[INFO] [stdout]    --> examples/nanachi.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn smooth(path: &Path) -> Path {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buffer`
[INFO] [stdout]  --> examples/composite_test_premultiplied_f32.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     buffer::{Buffer, GenericBuffer},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/fill_color/pattern.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Pattern<P, B, DB, I>
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     width: f64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     height: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "76dcfb1c31bd1c1f40875661b78acf60f4194d18ebf72d4b49783448102ddd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76dcfb1c31bd1c1f40875661b78acf60f4194d18ebf72d4b49783448102ddd8d", kill_on_drop: false }`
[INFO] [stdout] 76dcfb1c31bd1c1f40875661b78acf60f4194d18ebf72d4b49783448102ddd8d