[INFO] cloning repository https://github.com/quasarj/rustyray
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quasarj/rustyray" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquasarj%2Frustyray", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquasarj%2Frustyray'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b8835f9a60bd4248e6008ec2e8cfcf3be798d85
[INFO] testing quasarj/rustyray against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquasarj%2Frustyray" "/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/quasarj/rustyray on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quasarj/rustyray
[INFO] finished tweaking git repo https://github.com/quasarj/rustyray
[INFO] tweaked toml for git repo https://github.com/quasarj/rustyray written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/quasarj/rustyray already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 0ff03e12f1dee3c2eff4f1f87756c794c5b0dc380cd758d515ad2c4b70a9aa2a
[INFO] running `Command { std: "docker" "start" "-a" "0ff03e12f1dee3c2eff4f1f87756c794c5b0dc380cd758d515ad2c4b70a9aa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ff03e12f1dee3c2eff4f1f87756c794c5b0dc380cd758d515ad2c4b70a9aa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff03e12f1dee3c2eff4f1f87756c794c5b0dc380cd758d515ad2c4b70a9aa2a", kill_on_drop: false }`
[INFO] [stdout] 0ff03e12f1dee3c2eff4f1f87756c794c5b0dc380cd758d515ad2c4b70a9aa2a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44d8eae6018e76b845550a6683f31e973c9052d4cf1da74ec10adaa0816f08b0
[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" "44d8eae6018e76b845550a6683f31e973c9052d4cf1da74ec10adaa0816f08b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]  --> src/canvas.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     length: i32
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/canvas.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         mem::replace::<Color>(&mut self.pixels[pos as usize], pixel);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "44d8eae6018e76b845550a6683f31e973c9052d4cf1da74ec10adaa0816f08b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d8eae6018e76b845550a6683f31e973c9052d4cf1da74ec10adaa0816f08b0", kill_on_drop: false }`
[INFO] [stdout] 44d8eae6018e76b845550a6683f31e973c9052d4cf1da74ec10adaa0816f08b0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b77f0ffb24f7e60e321a37fcc5966cd3fb2038bd29f6b54a3693d453ff3c2c5
[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" "8b77f0ffb24f7e60e321a37fcc5966cd3fb2038bd29f6b54a3693d453ff3c2c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/canvas.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         mem::replace::<Color>(&mut self.pixels[pos as usize], pixel);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "8b77f0ffb24f7e60e321a37fcc5966cd3fb2038bd29f6b54a3693d453ff3c2c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b77f0ffb24f7e60e321a37fcc5966cd3fb2038bd29f6b54a3693d453ff3c2c5", kill_on_drop: false }`
[INFO] [stdout] 8b77f0ffb24f7e60e321a37fcc5966cd3fb2038bd29f6b54a3693d453ff3c2c5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33dcdc220aea104a3260f499c060b030bd7771e0c3f7fe3b8d445febc4729721
[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" "33dcdc220aea104a3260f499c060b030bd7771e0c3f7fe3b8d445febc4729721", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/canvas.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         mem::replace::<Color>(&mut self.pixels[pos as usize], pixel);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `rustyray` (bin "rustyray" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustyray-6a54da4a612cb3c1)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test canvas::test::canvas_is ... ok
[INFO] [stdout] test canvas::test::canvas_write_pixel ... ok
[INFO] [stdout] test canvas::test::test_test ... ok
[INFO] [stdout] test color::test::adding_colors ... ok
[INFO] [stdout] test color::test::colors_are ... ok
[INFO] [stdout] test color::test::multiplying_colors ... ok
[INFO] [stdout] test color::test::multiply_color_scalar ... ok
[INFO] [stdout] test matrix::test::matrix4x4_exists ... ok
[INFO] [stdout] test tuple::test::cross_product ... ok
[INFO] [stdout] test tuple::test::magnitude_of_vectors ... ok
[INFO] [stdout] test tuple::test::mult_tuple_fraction ... ok
[INFO] [stdout] test tuple::test::mult_tuple_scalar ... ok
[INFO] [stdout] test tuple::test::negating_tuple ... ok
[INFO] [stdout] test tuple::test::normalizing_vectors ... ok
[INFO] [stdout] test tuple::test::point_creates_points ... ok
[INFO] [stdout] test tuple::test::subtracting_two_points ... ok
[INFO] [stdout] test tuple::test::subtracting_two_vectors ... ok
[INFO] [stdout] test tuple::test::subtracting_vector_from_zero_vector ... ok
[INFO] [stdout] test tuple::test::subtracting_vector_from_point ... ok
[INFO] [stdout] test tuple::test::vector_creates_vectors ... ok
[INFO] [stdout] test tuple::test::div_tuple_scalar ... ok
[INFO] [stdout] test tuple::test::tuple_w0_is_a_vector ... ok
[INFO] [stdout] test tuple::test::test_test ... ok
[INFO] [stdout] test tuple::test::adding_two_tuples ... ok
[INFO] [stdout] test tuple::test::tuple_w1_is_a_point ... ok
[INFO] [stdout] test color::test::subtracting_colors ... ok
[INFO] [stdout] test tuple::test::dot_product ... ok
[INFO] [stdout] test matrix::test::matrix2x2_exists ... ok
[INFO] [stdout] test matrix::test::matrix3x3_exists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33dcdc220aea104a3260f499c060b030bd7771e0c3f7fe3b8d445febc4729721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33dcdc220aea104a3260f499c060b030bd7771e0c3f7fe3b8d445febc4729721", kill_on_drop: false }`
[INFO] [stdout] 33dcdc220aea104a3260f499c060b030bd7771e0c3f7fe3b8d445febc4729721