[INFO] cloning repository https://github.com/bisforboman/RayTracingInOneWeekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bisforboman/RayTracingInOneWeekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbisforboman%2FRayTracingInOneWeekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbisforboman%2FRayTracingInOneWeekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9b13db4641a00abe8e3c98ab78e3f7bb09c3e5b
[INFO] testing bisforboman/RayTracingInOneWeekend against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbisforboman%2FRayTracingInOneWeekend" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bisforboman/RayTracingInOneWeekend on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bisforboman/RayTracingInOneWeekend
[INFO] finished tweaking git repo https://github.com/bisforboman/RayTracingInOneWeekend
[INFO] tweaked toml for git repo https://github.com/bisforboman/RayTracingInOneWeekend written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bisforboman/RayTracingInOneWeekend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c58043d7deb99a007525e80565820de9732912218ac1119f077b6289f34cdde
[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" "0c58043d7deb99a007525e80565820de9732912218ac1119f077b6289f34cdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c58043d7deb99a007525e80565820de9732912218ac1119f077b6289f34cdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c58043d7deb99a007525e80565820de9732912218ac1119f077b6289f34cdde", kill_on_drop: false }`
[INFO] [stdout] 0c58043d7deb99a007525e80565820de9732912218ac1119f077b6289f34cdde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 863b544cdb13e9125c2a5129cd782858efd0d97558babf209e345735d7bdb9dd
[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" "863b544cdb13e9125c2a5129cd782858efd0d97558babf209e345735d7bdb9dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter2_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `point`
[INFO] [stdout]   --> src/vec3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn point(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vec`
[INFO] [stdout]   --> src/vec3.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn vec(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cross`
[INFO] [stdout]   --> src/vec3.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn cross(u: Vec3, v: Vec3) -> Vec3 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Ray`
[INFO] [stdout]  --> src/ray.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Ray {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ray`
[INFO] [stdout]  --> src/ray.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn ray(orig: Vec3, dir: Vec3) -> Ray {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/ray.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn at(&self, t: f64) -> Vec3 {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ray_color`
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn ray_color(r: &Ray) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "863b544cdb13e9125c2a5129cd782858efd0d97558babf209e345735d7bdb9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863b544cdb13e9125c2a5129cd782858efd0d97558babf209e345735d7bdb9dd", kill_on_drop: false }`
[INFO] [stdout] 863b544cdb13e9125c2a5129cd782858efd0d97558babf209e345735d7bdb9dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be92ec582a777086ff73cd53cc0a12696f500ebea9214c75bffb6767060ecd9
[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" "0be92ec582a777086ff73cd53cc0a12696f500ebea9214c75bffb6767060ecd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chapter2_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `point`
[INFO] [stdout]   --> src/vec3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn point(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vec`
[INFO] [stdout]   --> src/vec3.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn vec(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cross`
[INFO] [stdout]   --> src/vec3.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn cross(u: Vec3, v: Vec3) -> Vec3 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Ray`
[INFO] [stdout]  --> src/ray.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Ray {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ray`
[INFO] [stdout]  --> src/ray.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn ray(orig: Vec3, dir: Vec3) -> Ray {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/ray.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn at(&self, t: f64) -> Vec3 {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ray_color`
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn ray_color(r: &Ray) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "0be92ec582a777086ff73cd53cc0a12696f500ebea9214c75bffb6767060ecd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be92ec582a777086ff73cd53cc0a12696f500ebea9214c75bffb6767060ecd9", kill_on_drop: false }`
[INFO] [stdout] 0be92ec582a777086ff73cd53cc0a12696f500ebea9214c75bffb6767060ecd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfe20fd2572b208df3e4350f1718549af99b1b5d7838c8eb9dc3a1cb1d61f880
[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" "bfe20fd2572b208df3e4350f1718549af99b1b5d7838c8eb9dc3a1cb1d61f880", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `point`
[INFO] [stderr]   --> src/vec3.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn point(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `vec`
[INFO] [stderr]   --> src/vec3.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn vec(x: f64, y: f64, z: f64) -> Vec3 {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cross`
[INFO] [stderr]   --> src/vec3.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn cross(u: Vec3, v: Vec3) -> Vec3 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ray`
[INFO] [stderr]  --> src/ray.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Ray {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ray`
[INFO] [stderr]  --> src/ray.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn ray(orig: Vec3, dir: Vec3) -> Ray {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `at`
[INFO] [stderr]   --> src/ray.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn at(&self, t: f64) -> Vec3 {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ray_color`
[INFO] [stderr]   --> src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn ray_color(r: &Ray) {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let _ = (1.0 - t) * Vec3::one() + t * color(0.5, 0.7, 1.0);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `chapter2_v2` (bin "chapter2_v2" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chapter2_v2-d5813aafccddad2c)
[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" "bfe20fd2572b208df3e4350f1718549af99b1b5d7838c8eb9dc3a1cb1d61f880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe20fd2572b208df3e4350f1718549af99b1b5d7838c8eb9dc3a1cb1d61f880", kill_on_drop: false }`
[INFO] [stdout] bfe20fd2572b208df3e4350f1718549af99b1b5d7838c8eb9dc3a1cb1d61f880