[INFO] updating cached repository miiizen/raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/miiizen/raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/miiizen/raytracer" "work/ex/beta-1.38-1/sources/1.37.0/gh/miiizen/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/miiizen/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/miiizen/raytracer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 04cf43d7212f63dfc98edb4710fc77b87b831204
[INFO] sha for GitHub repo miiizen/raytracer: 04cf43d7212f63dfc98edb4710fc77b87b831204
[INFO] validating manifest of miiizen/raytracer on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of miiizen/raytracer on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing miiizen/raytracer
[INFO] finished frobbing miiizen/raytracer
[INFO] frobbed toml for miiizen/raytracer written to work/ex/beta-1.38-1/sources/1.37.0/gh/miiizen/raytracer/Cargo.toml
[INFO] started frobbing miiizen/raytracer
[INFO] finished frobbing miiizen/raytracer
[INFO] frobbed toml for miiizen/raytracer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer/Cargo.toml
[INFO] crate miiizen/raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing miiizen/raytracer against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] fab4603d2a0fe7125addfaa3c6866062145075f824bb31d7e7be0abb24b68792
[INFO] running `"docker" "start" "-a" "fab4603d2a0fe7125addfaa3c6866062145075f824bb31d7e7be0abb24b68792"`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `lower_left`
[INFO] [stderr]   --> src/main.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let lower_left = Vec3::new(-2.0, -2.0, -1.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_lower_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `horizontal`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let horizontal = Vec3::new(4.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_horizontal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vertical`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let vertical = Vec3::new(0.0, 2.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_vertical`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let origin = Vec3::new(0.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_origin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/main.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 let p: Vec3  = r.point_at_parameter(2.0);
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     A: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     B: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "fab4603d2a0fe7125addfaa3c6866062145075f824bb31d7e7be0abb24b68792"`
[INFO] running `"docker" "rm" "-f" "fab4603d2a0fe7125addfaa3c6866062145075f824bb31d7e7be0abb24b68792"`
[INFO] [stdout] fab4603d2a0fe7125addfaa3c6866062145075f824bb31d7e7be0abb24b68792
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 725f0c68b1276b3679e5763409fef1bad6b2b1879778879778bd02cecd57b4f7
[INFO] running `"docker" "start" "-a" "725f0c68b1276b3679e5763409fef1bad6b2b1879778879778bd02cecd57b4f7"`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `lower_left`
[INFO] [stderr]   --> src/main.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let lower_left = Vec3::new(-2.0, -2.0, -1.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_lower_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `horizontal`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let horizontal = Vec3::new(4.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_horizontal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vertical`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let vertical = Vec3::new(0.0, 2.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_vertical`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let origin = Vec3::new(0.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_origin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/main.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 let p: Vec3  = r.point_at_parameter(2.0);
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     A: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     B: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "725f0c68b1276b3679e5763409fef1bad6b2b1879778879778bd02cecd57b4f7"`
[INFO] running `"docker" "rm" "-f" "725f0c68b1276b3679e5763409fef1bad6b2b1879778879778bd02cecd57b4f7"`
[INFO] [stdout] 725f0c68b1276b3679e5763409fef1bad6b2b1879778879778bd02cecd57b4f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miiizen/raytracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d5694d2809f00bf918351a8b4ecc3041263c8edbaacf21990c62c5ce4a746772
[INFO] running `"docker" "start" "-a" "d5694d2809f00bf918351a8b4ecc3041263c8edbaacf21990c62c5ce4a746772"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytracer-c491c87ff42934a2
[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 `"docker" "inspect" "d5694d2809f00bf918351a8b4ecc3041263c8edbaacf21990c62c5ce4a746772"`
[INFO] running `"docker" "rm" "-f" "d5694d2809f00bf918351a8b4ecc3041263c8edbaacf21990c62c5ce4a746772"`
[INFO] [stdout] d5694d2809f00bf918351a8b4ecc3041263c8edbaacf21990c62c5ce4a746772