[INFO] cloning repository https://github.com/yours-plus/first_ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yours-plus/first_ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyours-plus%2Ffirst_ray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyours-plus%2Ffirst_ray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f662f6c9c24500db1975e228367bd7e774af976
[INFO] testing yours-plus/first_ray_tracer against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyours-plus%2Ffirst_ray_tracer" "/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/yours-plus/first_ray_tracer on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yours-plus/first_ray_tracer
[INFO] finished tweaking git repo https://github.com/yours-plus/first_ray_tracer
[INFO] tweaked toml for git repo https://github.com/yours-plus/first_ray_tracer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/yours-plus/first_ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d50e77710428c6659f22a8660c79c6b2e31ecfd63c4b2263064d5fe0f8232d1e
[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" "d50e77710428c6659f22a8660c79c6b2e31ecfd63c4b2263064d5fe0f8232d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50e77710428c6659f22a8660c79c6b2e31ecfd63c4b2263064d5fe0f8232d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50e77710428c6659f22a8660c79c6b2e31ecfd63c4b2263064d5fe0f8232d1e", kill_on_drop: false }`
[INFO] [stdout] d50e77710428c6659f22a8660c79c6b2e31ecfd63c4b2263064d5fe0f8232d1e
[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=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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d914301e07df65cfc15054b38c17c1b01437bfb06ac485376f115f86d192c4fa
[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" "d914301e07df65cfc15054b38c17c1b01437bfb06ac485376f115f86d192c4fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling first_ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "d914301e07df65cfc15054b38c17c1b01437bfb06ac485376f115f86d192c4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d914301e07df65cfc15054b38c17c1b01437bfb06ac485376f115f86d192c4fa", kill_on_drop: false }`
[INFO] [stdout] d914301e07df65cfc15054b38c17c1b01437bfb06ac485376f115f86d192c4fa
[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=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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff7244c83beac6c1df7bfda37ce524209fd8c71a56eb603a11181a02f53776e1
[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" "ff7244c83beac6c1df7bfda37ce524209fd8c71a56eb603a11181a02f53776e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling first_ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/sphere.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nearly_equals`
[INFO] [stdout]   --> src/sphere.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn nearly_equals(a: f64, b: f64) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nearly_equals`
[INFO] [stdout]    --> src/vec3d.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn nearly_equals(a: f64, b: f64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_add`
[INFO] [stdout]    --> src/vec3d.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn test_add() {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_new_vec3d`
[INFO] [stdout]    --> src/vec3d.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn test_new_vec3d() {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "ff7244c83beac6c1df7bfda37ce524209fd8c71a56eb603a11181a02f53776e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff7244c83beac6c1df7bfda37ce524209fd8c71a56eb603a11181a02f53776e1", kill_on_drop: false }`
[INFO] [stdout] ff7244c83beac6c1df7bfda37ce524209fd8c71a56eb603a11181a02f53776e1
[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=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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f7a7c169c83a941bec19d1e7c7b1ff49e690b3b550478745a769e8cf4821537
[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" "9f7a7c169c83a941bec19d1e7c7b1ff49e690b3b550478745a769e8cf4821537", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stdout] running 4 tests
[INFO] [stderr]   --> src/sphere.rs:42:9
[INFO] [stdout] test vec3d::tests::test_vec ... ok
[INFO] [stderr]    |
[INFO] [stderr] 42 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `nearly_equals`
[INFO] [stderr]   --> src/sphere.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn nearly_equals(a: f64, b: f64) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `nearly_equals`
[INFO] [stderr]    --> src/vec3d.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn nearly_equals(a: f64, b: f64) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_add`
[INFO] [stderr]    --> src/vec3d.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn test_add() {}
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_new_vec3d`
[INFO] [stderr]    --> src/vec3d.rs:130:8
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn test_new_vec3d() {}
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/first_ray_tracer-9334d58cf551cb59
[INFO] [stdout] test sphere::tests::test1 ... ok
[INFO] [stdout] test vec3d::tests::test_mul ... ok
[INFO] [stdout] test vec3d::tests::test_norm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f7a7c169c83a941bec19d1e7c7b1ff49e690b3b550478745a769e8cf4821537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7a7c169c83a941bec19d1e7c7b1ff49e690b3b550478745a769e8cf4821537", kill_on_drop: false }`
[INFO] [stdout] 9f7a7c169c83a941bec19d1e7c7b1ff49e690b3b550478745a769e8cf4821537