[INFO] cloning repository https://github.com/esqu1/too-many-ray-tracers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esqu1/too-many-ray-tracers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cfd28ff8aef47b8bae0cbfd6b584499b471ad4e
[INFO] testing esqu1/too-many-ray-tracers against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esqu1/too-many-ray-tracers on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/esqu1/too-many-ray-tracers
[INFO] finished tweaking git repo https://github.com/esqu1/too-many-ray-tracers
[INFO] tweaked toml for git repo https://github.com/esqu1/too-many-ray-tracers written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/esqu1/too-many-ray-tracers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7abd1c83a7bd65e391dce480252a65285efdca41f689ce0a42132f07f1fa3a8c
[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" "7abd1c83a7bd65e391dce480252a65285efdca41f689ce0a42132f07f1fa3a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7abd1c83a7bd65e391dce480252a65285efdca41f689ce0a42132f07f1fa3a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abd1c83a7bd65e391dce480252a65285efdca41f689ce0a42132f07f1fa3a8c", kill_on_drop: false }`
[INFO] [stdout] 7abd1c83a7bd65e391dce480252a65285efdca41f689ce0a42132f07f1fa3a8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302f7a552393c2995a2969bdf5785344cb1cec601342eb6c5c4e2850c734ee0f
[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" "302f7a552393c2995a2969bdf5785344cb1cec601342eb6c5c4e2850c734ee0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[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 too-many-ray-tracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts`
[INFO] [stdout]  --> src/camera.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::f64::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `grid_position`
[INFO] [stdout]   --> src/ppm.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn grid_position(&self, index: &usize) -> Option<(usize, usize)> {
[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: `get_pixel_matrix`
[INFO] [stdout]   --> src/ppm.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_pixel_matrix(&self) -> Array3<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "302f7a552393c2995a2969bdf5785344cb1cec601342eb6c5c4e2850c734ee0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302f7a552393c2995a2969bdf5785344cb1cec601342eb6c5c4e2850c734ee0f", kill_on_drop: false }`
[INFO] [stdout] 302f7a552393c2995a2969bdf5785344cb1cec601342eb6c5c4e2850c734ee0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e77b20404d1fb79e3f0cf7c63abb94c87addde3fd682aa30cca7f8bb0678d5f1
[INFO] running `Command { std: "docker" "start" "-a" "e77b20404d1fb79e3f0cf7c63abb94c87addde3fd682aa30cca7f8bb0678d5f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling too-many-ray-tracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts`
[INFO] [stdout]  --> src/camera.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::f64::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `grid_position`
[INFO] [stdout]   --> src/ppm.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn grid_position(&self, index: &usize) -> Option<(usize, usize)> {
[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: `get_pixel_matrix`
[INFO] [stdout]   --> src/ppm.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_pixel_matrix(&self) -> Array3<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e77b20404d1fb79e3f0cf7c63abb94c87addde3fd682aa30cca7f8bb0678d5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77b20404d1fb79e3f0cf7c63abb94c87addde3fd682aa30cca7f8bb0678d5f1", kill_on_drop: false }`
[INFO] [stdout] e77b20404d1fb79e3f0cf7c63abb94c87addde3fd682aa30cca7f8bb0678d5f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ad0c90fd96f1af4bcc9e37fd6d206624cbf7120b4d98c96c14d1fd796c39f3f
[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" "4ad0c90fd96f1af4bcc9e37fd6d206624cbf7120b4d98c96c14d1fd796c39f3f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::f64::consts`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/camera.rs:8:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 8 | use std::f64::consts;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `grid_position`
[INFO] [stderr]   --> src/ppm.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn grid_position(&self, index: &usize) -> Option<(usize, usize)> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixel_matrix`
[INFO] [stderr]   --> src/ppm.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn get_pixel_matrix(&self) -> Array3<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/too_many_ray_tracers-cd4a35e0015acc27
[INFO] running `Command { std: "docker" "inspect" "4ad0c90fd96f1af4bcc9e37fd6d206624cbf7120b4d98c96c14d1fd796c39f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad0c90fd96f1af4bcc9e37fd6d206624cbf7120b4d98c96c14d1fd796c39f3f", kill_on_drop: false }`
[INFO] [stdout] 4ad0c90fd96f1af4bcc9e37fd6d206624cbf7120b4d98c96c14d1fd796c39f3f