[INFO] cloning repository https://github.com/GarfieldZHU/ray-tracer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GarfieldZHU/ray-tracer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarfieldZHU%2Fray-tracer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarfieldZHU%2Fray-tracer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ed01d6680442d55f9a1238ab0344c221753fb36
[INFO] testing GarfieldZHU/ray-tracer-rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarfieldZHU%2Fray-tracer-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GarfieldZHU/ray-tracer-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GarfieldZHU/ray-tracer-rs
[INFO] finished tweaking git repo https://github.com/GarfieldZHU/ray-tracer-rs
[INFO] tweaked toml for git repo https://github.com/GarfieldZHU/ray-tracer-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/GarfieldZHU/ray-tracer-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 119c9c7cb1938ec7d080bb5655fa3ce4cca4dc385807d14d37b5918876b66c84
[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" "119c9c7cb1938ec7d080bb5655fa3ce4cca4dc385807d14d37b5918876b66c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "119c9c7cb1938ec7d080bb5655fa3ce4cca4dc385807d14d37b5918876b66c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119c9c7cb1938ec7d080bb5655fa3ce4cca4dc385807d14d37b5918876b66c84", kill_on_drop: false }`
[INFO] [stdout] 119c9c7cb1938ec7d080bb5655fa3ce4cca4dc385807d14d37b5918876b66c84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927c3da0b09603ec561811f666fddce0fef6c9a88bec775f23c8da1ecbdf3c27
[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" "927c3da0b09603ec561811f666fddce0fef6c9a88bec775f23c8da1ecbdf3c27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling RayTracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/geometry/sphere.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     (discriminant > 0.0) 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Image`
[INFO] [stdout]  --> src/core/image.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Image {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.17s
[INFO] running `Command { std: "docker" "inspect" "927c3da0b09603ec561811f666fddce0fef6c9a88bec775f23c8da1ecbdf3c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927c3da0b09603ec561811f666fddce0fef6c9a88bec775f23c8da1ecbdf3c27", kill_on_drop: false }`
[INFO] [stdout] 927c3da0b09603ec561811f666fddce0fef6c9a88bec775f23c8da1ecbdf3c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] b04f02ad5ca3cd6d59f343e2e88c68c636f58dc5773252fe8f3cfbd75dd5116e
[INFO] running `Command { std: "docker" "start" "-a" "b04f02ad5ca3cd6d59f343e2e88c68c636f58dc5773252fe8f3cfbd75dd5116e", kill_on_drop: false }`
[INFO] [stderr]    Compiling RayTracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/geometry/sphere.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     (discriminant > 0.0) 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Image`
[INFO] [stdout]  --> src/core/image.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Image {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/geometry/sphere.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     (discriminant > 0.0) 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Image`
[INFO] [stdout]  --> src/core/image.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Image {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "b04f02ad5ca3cd6d59f343e2e88c68c636f58dc5773252fe8f3cfbd75dd5116e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04f02ad5ca3cd6d59f343e2e88c68c636f58dc5773252fe8f3cfbd75dd5116e", kill_on_drop: false }`
[INFO] [stdout] b04f02ad5ca3cd6d59f343e2e88c68c636f58dc5773252fe8f3cfbd75dd5116e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 5196ed1b75ba56ab0c5cbbcbde1a27897a15bd816b9db37954a9292a0ab19b91
[INFO] running `Command { std: "docker" "start" "-a" "5196ed1b75ba56ab0c5cbbcbde1a27897a15bd816b9db37954a9292a0ab19b91", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/geometry/sphere.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     (discriminant > 0.0) 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Image`
[INFO] [stderr]  --> src/core/image.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Image {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/geometry/sphere.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     (discriminant > 0.0) 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Image`
[INFO] [stderr]  --> src/core/image.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Image {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/raytracing-6179db31d589ed70
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test core::point3::test::test_point3_basic ... ok
[INFO] [stdout] test core::tests::test_degrees_to_radians ... ok
[INFO] [stdout] test core::point3::test::test_point3_dot ... ok
[INFO] [stdout] test core::ray::test::test_at ... ok
[INFO] [stdout] test core::vec3::test::test_reflect ... ok
[INFO] [stdout] test core::vec3::test::test_sub_assigned ... ok
[INFO] [stdout] test core::vec3::test::test_sub ... ok
[INFO] [stdout] test core::ray::test::test_ray ... ok
[INFO] [stdout] test core::color::test::test_color ... ok
[INFO] [stdout] test core::vec3::test::test_add_assigned ... ok
[INFO] [stdout] test core::point3::test::test_add_vector ... ok
[INFO] [stdout] test core::vec3::test::test_reverse ... ok
[INFO] [stdout] test core::tests::test_radians_to_degrees ... ok
[INFO] [stdout] test core::vec3::test::test_dot_product ... ok
[INFO] [stdout] test core::vec3::test::test_add ... ok
[INFO] [stdout] test core::vec3::test::test_cross_product ... ok
[INFO] [stdout] test core::vec3::test::test_length ... ok
[INFO] [stdout] test geometry::sphere::tests::test_hit ... ok
[INFO] [stdout] test utils::utils::test::test_clamp ... ok
[INFO] [stdout] test utils::utils::test::test_ray_color ... ok
[INFO] [stdout] test utils::utils::test::test_ramdom_double ... ok
[INFO] [stdout] test utils::utils::test::test_ramdom_double_in_range ... ok
[INFO] [stdout] test core::vec3::test::test_random_unit_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/raytracing-af60185ed4d88c94
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests raytracing
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5196ed1b75ba56ab0c5cbbcbde1a27897a15bd816b9db37954a9292a0ab19b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5196ed1b75ba56ab0c5cbbcbde1a27897a15bd816b9db37954a9292a0ab19b91", kill_on_drop: false }`
[INFO] [stdout] 5196ed1b75ba56ab0c5cbbcbde1a27897a15bd816b9db37954a9292a0ab19b91