[INFO] cloning repository https://github.com/kevinclancy/raytracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinclancy/raytracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2Fraytracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2Fraytracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee7805259c7b31571bd939cb0cc28c432b9c5dcd
[INFO] testing kevinclancy/raytracing-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2Fraytracing-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kevinclancy/raytracing-rust
[INFO] finished tweaking git repo https://github.com/kevinclancy/raytracing-rust
[INFO] tweaked toml for git repo https://github.com/kevinclancy/raytracing-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kevinclancy/raytracing-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kevinclancy/raytracing-rust 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98234c294e90ca2603ce17da3269bbdddb88ba04ee3667f2a2a53699e4fedcd1
[INFO] running `Command { std: "docker" "start" "-a" "98234c294e90ca2603ce17da3269bbdddb88ba04ee3667f2a2a53699e4fedcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98234c294e90ca2603ce17da3269bbdddb88ba04ee3667f2a2a53699e4fedcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98234c294e90ca2603ce17da3269bbdddb88ba04ee3667f2a2a53699e4fedcd1", kill_on_drop: false }`
[INFO] [stdout] 98234c294e90ca2603ce17da3269bbdddb88ba04ee3667f2a2a53699e4fedcd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0cd0a914ead3c728366d522c602245c03f5700b5d2388e61c1118c7f80df4de3
[INFO] running `Command { std: "docker" "start" "-a" "0cd0a914ead3c728366d522c602245c03f5700b5d2388e61c1118c7f80df4de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/color.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout]    |                            ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 - pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout] 27 + pub fn write_color(w: &mut impl Write, pixel_color: &Color) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/sphere.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     if (discriminant < 0.) {
[INFO] [stdout]    |        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     if (discriminant < 0.) {
[INFO] [stdout] 23 +     if discriminant < 0. {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hit_anything` is assigned to, but never used
[INFO] [stdout]   --> src/hittable_list.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut hit_anything = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_hit_anything` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hit_anything` is never read
[INFO] [stdout]   --> src/hittable_list.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |           hit_anything = true;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "0cd0a914ead3c728366d522c602245c03f5700b5d2388e61c1118c7f80df4de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd0a914ead3c728366d522c602245c03f5700b5d2388e61c1118c7f80df4de3", kill_on_drop: false }`
[INFO] [stdout] 0cd0a914ead3c728366d522c602245c03f5700b5d2388e61c1118c7f80df4de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c9ca500b6909c66130baf4108c095d62752d7845567c7403f52b0db34680d14a
[INFO] running `Command { std: "docker" "start" "-a" "c9ca500b6909c66130baf4108c095d62752d7845567c7403f52b0db34680d14a", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/color.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout]    |                            ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 - pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout] 27 + pub fn write_color(w: &mut impl Write, pixel_color: &Color) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/sphere.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     if (discriminant < 0.) {
[INFO] [stdout]    |        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     if (discriminant < 0.) {
[INFO] [stdout] 23 +     if discriminant < 0. {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `hit_anything` is assigned to, but never used
[INFO] [stdout]   --> src/hittable_list.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut hit_anything = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_hit_anything` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hit_anything` is never read
[INFO] [stdout]   --> src/hittable_list.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |           hit_anything = true;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/color.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout]    |                            ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 - pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stdout] 27 + pub fn write_color(w: &mut impl Write, pixel_color: &Color) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/sphere.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     if (discriminant < 0.) {
[INFO] [stdout]    |        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     if (discriminant < 0.) {
[INFO] [stdout] 23 +     if discriminant < 0. {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hit_anything` is assigned to, but never used
[INFO] [stdout]   --> src/hittable_list.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut hit_anything = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_hit_anything` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hit_anything` is never read
[INFO] [stdout]   --> src/hittable_list.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |           hit_anything = true;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "c9ca500b6909c66130baf4108c095d62752d7845567c7403f52b0db34680d14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ca500b6909c66130baf4108c095d62752d7845567c7403f52b0db34680d14a", kill_on_drop: false }`
[INFO] [stdout] c9ca500b6909c66130baf4108c095d62752d7845567c7403f52b0db34680d14a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] feb74470bb1e31139df65fc3feec36eb22f68cb26ceb414c6e16f0cbcfadbcd4
[INFO] running `Command { std: "docker" "start" "-a" "feb74470bb1e31139df65fc3feec36eb22f68cb26ceb414c6e16f0cbcfadbcd4", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/color.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stderr]    |                            ^          ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 27 - pub fn write_color(w: &mut (impl Write), pixel_color: &Color) {
[INFO] [stderr] 27 + pub fn write_color(w: &mut impl Write, pixel_color: &Color) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/sphere.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     if (discriminant < 0.) {
[INFO] [stderr]    |        ^                 ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 23 -     if (discriminant < 0.) {
[INFO] [stderr] 23 +     if discriminant < 0. {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variable `hit_anything` is assigned to, but never used
[INFO] [stderr]   --> src/hittable_list.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut hit_anything = false;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_hit_anything` instead
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `hit_anything` is never read
[INFO] [stderr]   --> src/hittable_list.rs:33:11
[INFO] [stderr]    |
[INFO] [stderr] 33 |           hit_anything = true;
[INFO] [stderr]    |           ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `raytracer` (lib) generated 4 warnings (run `cargo fix --lib -p raytracer` to apply 2 suggestions)
[INFO] [stderr] warning: `raytracer` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/raytracer-a483015e390e1f6d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/raytracer-8872687c1933640a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "feb74470bb1e31139df65fc3feec36eb22f68cb26ceb414c6e16f0cbcfadbcd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb74470bb1e31139df65fc3feec36eb22f68cb26ceb414c6e16f0cbcfadbcd4", kill_on_drop: false }`
[INFO] [stdout] feb74470bb1e31139df65fc3feec36eb22f68cb26ceb414c6e16f0cbcfadbcd4