[INFO] cloning repository https://github.com/mmmpa/image_to_static_vec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmmpa/image_to_static_vec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Fimage_to_static_vec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Fimage_to_static_vec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c9d286b2cd51579c1847e785c0b9e023a50bc07
[INFO] checking mmmpa/image_to_static_vec against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Fimage_to_static_vec" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmmpa/image_to_static_vec on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mmmpa/image_to_static_vec
[INFO] finished tweaking git repo https://github.com/mmmpa/image_to_static_vec
[INFO] tweaked toml for git repo https://github.com/mmmpa/image_to_static_vec written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mmmpa/image_to_static_vec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fd54f63bb60c62864f3df9e0f146b25fd3a8b8d72fbb9bea08cd5b9d3e7fd6f
[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" "0fd54f63bb60c62864f3df9e0f146b25fd3a8b8d72fbb9bea08cd5b9d3e7fd6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd54f63bb60c62864f3df9e0f146b25fd3a8b8d72fbb9bea08cd5b9d3e7fd6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd54f63bb60c62864f3df9e0f146b25fd3a8b8d72fbb9bea08cd5b9d3e7fd6f", kill_on_drop: false }`
[INFO] [stdout] 0fd54f63bb60c62864f3df9e0f146b25fd3a8b8d72fbb9bea08cd5b9d3e7fd6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9aebcdbde145023fff202a55751c08065199cf443c7f8508a10ecd2a9ccfb3bd
[INFO] running `Command { std: "docker" "start" "-a" "9aebcdbde145023fff202a55751c08065199cf443c7f8508a10ecd2a9ccfb3bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking image v0.23.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking image_to_static_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_mono.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Mono, Processor, Rect};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_u32.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Processor, Rect, U32};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_u8.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Processor, Rect, U8};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_mono.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Mono, Processor, Rect};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_u32.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Processor, Rect, U32};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]  --> src/to_u8.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Config, Processor, Rect, U8};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::GenericImageView`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::GenericImageView;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             prefix,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `prefix: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mode`
[INFO] [stdout]   --> src/main.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             mode,
[INFO] [stdout]    |             ^^^^ help: try ignoring the field: `mode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compute_32_length`
[INFO] [stdout]  --> src/to_u32.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn compute_32_length(src: usize) -> usize {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compute_8_length`
[INFO] [stdout]  --> src/to_u8.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn compute_8_length(src: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]    --> src/main.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     mode: T,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::GenericImageView`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::GenericImageView;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             prefix,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `prefix: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mode`
[INFO] [stdout]   --> src/main.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             mode,
[INFO] [stdout]    |             ^^^^ help: try ignoring the field: `mode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compute_32_length`
[INFO] [stdout]  --> src/to_u32.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn compute_32_length(src: usize) -> usize {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compute_8_length`
[INFO] [stdout]  --> src/to_u8.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn compute_8_length(src: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]    --> src/main.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     mode: T,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.45s
[INFO] running `Command { std: "docker" "inspect" "9aebcdbde145023fff202a55751c08065199cf443c7f8508a10ecd2a9ccfb3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aebcdbde145023fff202a55751c08065199cf443c7f8508a10ecd2a9ccfb3bd", kill_on_drop: false }`
[INFO] [stdout] 9aebcdbde145023fff202a55751c08065199cf443c7f8508a10ecd2a9ccfb3bd