[INFO] fetching crate nanachi 0.0.4...
[INFO] checking nanachi-0.0.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate nanachi 0.0.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nanachi 0.0.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-8/source/Cargo.toml
[INFO] crate crates.io crate nanachi 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96a001f7abf8c771800c8d377ea61f50e0bf66b00144df8156d94bff1f06bdc4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "96a001f7abf8c771800c8d377ea61f50e0bf66b00144df8156d94bff1f06bdc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96a001f7abf8c771800c8d377ea61f50e0bf66b00144df8156d94bff1f06bdc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a001f7abf8c771800c8d377ea61f50e0bf66b00144df8156d94bff1f06bdc4", kill_on_drop: false }`
[INFO] [stdout] 96a001f7abf8c771800c8d377ea61f50e0bf66b00144df8156d94bff1f06bdc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 002d3d3c6e08f6b27eadaa2b00a27ca99a309b5903eb2c535708303c24ee6c5b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "002d3d3c6e08f6b27eadaa2b00a27ca99a309b5903eb2c535708303c24ee6c5b", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking euclid v0.22.1
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking lyon_geom v0.16.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking nanachi v0.0.4 (/opt/rustwide/workdir)
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rgb`, `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `smooth`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> examples/blur.rs:64:9
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.48s
[INFO] running `Command { std: "docker" "inspect" "002d3d3c6e08f6b27eadaa2b00a27ca99a309b5903eb2c535708303c24ee6c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002d3d3c6e08f6b27eadaa2b00a27ca99a309b5903eb2c535708303c24ee6c5b", kill_on_drop: false }`
[INFO] [stdout] 002d3d3c6e08f6b27eadaa2b00a27ca99a309b5903eb2c535708303c24ee6c5b