[INFO] cloning repository https://github.com/niloco/rust_rt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niloco/rust_rt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniloco%2Frust_rt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniloco%2Frust_rt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e61251abb67342f853ad833bf0adf5aba094c1c
[INFO] checking niloco/rust_rt against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniloco%2Frust_rt" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niloco/rust_rt 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 git repo https://github.com/niloco/rust_rt
[INFO] finished tweaking git repo https://github.com/niloco/rust_rt
[INFO] tweaked toml for git repo https://github.com/niloco/rust_rt written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/niloco/rust_rt 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 565a26bb2c1c65cda5663bbf37dd9296d4958ba7d4d82b9ad9243c468eefcd6b
[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" "565a26bb2c1c65cda5663bbf37dd9296d4958ba7d4d82b9ad9243c468eefcd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "565a26bb2c1c65cda5663bbf37dd9296d4958ba7d4d82b9ad9243c468eefcd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565a26bb2c1c65cda5663bbf37dd9296d4958ba7d4d82b9ad9243c468eefcd6b", kill_on_drop: false }`
[INFO] [stdout] 565a26bb2c1c65cda5663bbf37dd9296d4958ba7d4d82b9ad9243c468eefcd6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 66dd9f473ad88d0888ae6c8f8ef35952c4ab4c3b4bdcfee0a029745352fde6f6
[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" "66dd9f473ad88d0888ae6c8f8ef35952c4ab4c3b4bdcfee0a029745352fde6f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust_rt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> src/rt/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     a: Vec3,
[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: `origin`
[INFO] [stdout]   --> src/rt/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn origin(&self) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `point_at_parameter`
[INFO] [stdout]   --> src/rt/ray.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn point_at_parameter(&self, t: f32) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Image`
[INFO] [stdout]  --> src/rt/image.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Image {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/rt/image.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(x: usize, y: usize) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mut`
[INFO] [stdout]   --> src/rt/image.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get_mut(&mut self, x: usize, y: usize) -> Option<&mut Pixel> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> src/rt/image.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r`
[INFO] [stdout]   --> src/rt/image.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     r: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `g`
[INFO] [stdout]   --> src/rt/image.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     g: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> src/rt/image.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     b: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rt/image.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_vals`
[INFO] [stdout]   --> src/rt/image.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_vals(r: u8, g: u8, b: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/rt/image.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn set(&mut self, r: u8, g: u8, b: u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> src/rt/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     a: Vec3,
[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: `origin`
[INFO] [stdout]   --> src/rt/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn origin(&self) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `point_at_parameter`
[INFO] [stdout]   --> src/rt/ray.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn point_at_parameter(&self, t: f32) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Image`
[INFO] [stdout]  --> src/rt/image.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Image {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/rt/image.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(x: usize, y: usize) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mut`
[INFO] [stdout]   --> src/rt/image.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn get_mut(&mut self, x: usize, y: usize) -> Option<&mut Pixel> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> src/rt/image.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r`
[INFO] [stdout]   --> src/rt/image.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     r: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `g`
[INFO] [stdout]   --> src/rt/image.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     g: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> src/rt/image.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     b: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rt/image.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_vals`
[INFO] [stdout]   --> src/rt/image.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_vals(r: u8, g: u8, b: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/rt/image.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn set(&mut self, r: u8, g: u8, b: u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "66dd9f473ad88d0888ae6c8f8ef35952c4ab4c3b4bdcfee0a029745352fde6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dd9f473ad88d0888ae6c8f8ef35952c4ab4c3b4bdcfee0a029745352fde6f6", kill_on_drop: false }`
[INFO] [stdout] 66dd9f473ad88d0888ae6c8f8ef35952c4ab4c3b4bdcfee0a029745352fde6f6