[INFO] cloning repository https://github.com/pyroMechanical/seam-carving
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyroMechanical/seam-carving" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpyroMechanical%2Fseam-carving", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpyroMechanical%2Fseam-carving'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4708baeca05eb4b8eb76407f6acec79a88d3e1e
[INFO] testing pyroMechanical/seam-carving against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpyroMechanical%2Fseam-carving" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pyroMechanical/seam-carving
[INFO] finished tweaking git repo https://github.com/pyroMechanical/seam-carving
[INFO] tweaked toml for git repo https://github.com/pyroMechanical/seam-carving written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pyroMechanical/seam-carving on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pyroMechanical/seam-carving 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2 v1.0.28
[INFO] [stderr]   Downloaded bit_field v0.10.2
[INFO] [stderr]   Downloaded smallvec v1.13.1
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded bytemuck v1.14.3
[INFO] [stderr]   Downloaded qoi v0.4.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.19
[INFO] [stderr]   Downloaded png v0.17.13
[INFO] [stderr]   Downloaded weezl v0.1.8
[INFO] [stderr]   Downloaded zune-inflate v0.2.54
[INFO] [stderr]   Downloaded gif v0.13.1
[INFO] [stderr]   Downloaded rayon v1.8.1
[INFO] [stderr]   Downloaded fdeflate v0.3.4
[INFO] [stderr]   Downloaded exr v1.72.0
[INFO] [stderr]   Downloaded crc32fast v1.4.0
[INFO] [stderr]   Downloaded lebe v0.5.2
[INFO] [stderr]   Downloaded either v1.10.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.1
[INFO] [stderr]   Downloaded image v0.24.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5901132ab55cd872f5586d36b52ef5e72e170d63a9d2b4c40f9d47bf965dff9d
[INFO] running `Command { std: "docker" "start" "-a" "5901132ab55cd872f5586d36b52ef5e72e170d63a9d2b4c40f9d47bf965dff9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5901132ab55cd872f5586d36b52ef5e72e170d63a9d2b4c40f9d47bf965dff9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5901132ab55cd872f5586d36b52ef5e72e170d63a9d2b4c40f9d47bf965dff9d", kill_on_drop: false }`
[INFO] [stdout] 5901132ab55cd872f5586d36b52ef5e72e170d63a9d2b4c40f9d47bf965dff9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159ea56bc3dd2706a6778834e7152de521be63339626b5c1c37323baa9aa2638
[INFO] running `Command { std: "docker" "start" "-a" "159ea56bc3dd2706a6778834e7152de521be63339626b5c1c37323baa9aa2638", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling half v2.4.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling seam-carving v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Deref, path::PathBuf};
[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: `Pixel`
[INFO] [stdout]  --> src/main.rs:3:58
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{DynamicImage, ImageBuffer, ImageError, Luma, Pixel, Rgb};
[INFO] [stdout]   |                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut image = match read_image_file(path.clone()) {
[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: static `default_pixel` is never used
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `default_pixel` should have an upper case name
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stdout]   |        ^^^^^^^^^^^^^ help: convert the identifier to upper case: `DEFAULT_PIXEL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.74s
[INFO] running `Command { std: "docker" "inspect" "159ea56bc3dd2706a6778834e7152de521be63339626b5c1c37323baa9aa2638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159ea56bc3dd2706a6778834e7152de521be63339626b5c1c37323baa9aa2638", kill_on_drop: false }`
[INFO] [stdout] 159ea56bc3dd2706a6778834e7152de521be63339626b5c1c37323baa9aa2638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c354263399b05df8de38c0396fc3697c7e9b919eeec6c41ac694974d70fe004
[INFO] running `Command { std: "docker" "start" "-a" "9c354263399b05df8de38c0396fc3697c7e9b919eeec6c41ac694974d70fe004", kill_on_drop: false }`
[INFO] [stderr]    Compiling seam-carving v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Deref, path::PathBuf};
[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: `Pixel`
[INFO] [stdout]  --> src/main.rs:3:58
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{DynamicImage, ImageBuffer, ImageError, Luma, Pixel, Rgb};
[INFO] [stdout]   |                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut image = match read_image_file(path.clone()) {
[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: static `default_pixel` is never used
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `default_pixel` should have an upper case name
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stdout]   |        ^^^^^^^^^^^^^ help: convert the identifier to upper case: `DEFAULT_PIXEL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "9c354263399b05df8de38c0396fc3697c7e9b919eeec6c41ac694974d70fe004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c354263399b05df8de38c0396fc3697c7e9b919eeec6c41ac694974d70fe004", kill_on_drop: false }`
[INFO] [stdout] 9c354263399b05df8de38c0396fc3697c7e9b919eeec6c41ac694974d70fe004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aecf5e1b5b25daf1b77e8ad818dbc244cfab578897822d3c92ad6eaecd876190
[INFO] running `Command { std: "docker" "start" "-a" "aecf5e1b5b25daf1b77e8ad818dbc244cfab578897822d3c92ad6eaecd876190", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ops::Deref`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | use std::{ops::Deref, path::PathBuf};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Pixel`
[INFO] [stderr]  --> src/main.rs:3:58
[INFO] [stderr]   |
[INFO] [stderr] 3 | use image::{DynamicImage, ImageBuffer, ImageError, Luma, Pixel, Rgb};
[INFO] [stderr]   |                                                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut image = match read_image_file(path.clone()) {
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static `default_pixel` is never used
[INFO] [stderr]  --> src/main.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `default_pixel` should have an upper case name
[INFO] [stderr]  --> src/main.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | static default_pixel: Rgb<u8> = Rgb([0u8, 0u8, 0u8]);
[INFO] [stderr]   |        ^^^^^^^^^^^^^ help: convert the identifier to upper case: `DEFAULT_PIXEL`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `seam-carving` (bin "seam-carving" test) generated 5 warnings (run `cargo fix --bin "seam-carving" -p seam-carving --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/seam_carving-0d0baf7430265b9e)
[INFO] running `Command { std: "docker" "inspect" "aecf5e1b5b25daf1b77e8ad818dbc244cfab578897822d3c92ad6eaecd876190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecf5e1b5b25daf1b77e8ad818dbc244cfab578897822d3c92ad6eaecd876190", kill_on_drop: false }`
[INFO] [stdout] aecf5e1b5b25daf1b77e8ad818dbc244cfab578897822d3c92ad6eaecd876190