[INFO] updating cached repository tirr-c/tiny-raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tirr-c/tiny-raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tirr-c/tiny-raytracer" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/tirr-c/tiny-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/tirr-c/tiny-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tirr-c/tiny-raytracer" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/tirr-c/tiny-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/tirr-c/tiny-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a307bc002b273278474e813cd11eb446df44673
[INFO] sha for GitHub repo tirr-c/tiny-raytracer: 3a307bc002b273278474e813cd11eb446df44673
[INFO] validating manifest of tirr-c/tiny-raytracer on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tirr-c/tiny-raytracer on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tirr-c/tiny-raytracer
[INFO] finished frobbing tirr-c/tiny-raytracer
[INFO] frobbed toml for tirr-c/tiny-raytracer written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/tirr-c/tiny-raytracer/Cargo.toml
[INFO] started frobbing tirr-c/tiny-raytracer
[INFO] finished frobbing tirr-c/tiny-raytracer
[INFO] frobbed toml for tirr-c/tiny-raytracer written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/tirr-c/tiny-raytracer/Cargo.toml
[INFO] crate tirr-c/tiny-raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tirr-c/tiny-raytracer against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-2/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/tirr-c/tiny-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=forbid" "-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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1f4a85f02f9cf8740e5a0c9deca320455ae10896706b50835fa31d3217858efb
[INFO] running `"docker" "start" "-a" "1f4a85f02f9cf8740e5a0c9deca320455ae10896706b50835fa31d3217858efb"`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking alga v0.8.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking nalgebra v0.17.0
[INFO] [stderr]     Checking tiny-raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `DiffuseKind`, `Diffuse`, `Refract`, `Specular`, `reflect`, `refract`
[INFO] [stderr]  --> src/object.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |     material::{Diffuse, DiffuseKind, Material, Refract, Specular},
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^^^            ^^^^^^^  ^^^^^^^^
[INFO] [stderr] 4 |     math::{reflect, refract},
[INFO] [stderr]   |            ^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DiffuseKind`, `Diffuse`, `Refract`, `Specular`, `reflect`, `refract`
[INFO] [stderr]  --> src/object.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |     material::{Diffuse, DiffuseKind, Material, Refract, Specular},
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^^^            ^^^^^^^  ^^^^^^^^
[INFO] [stderr] 4 |     math::{reflect, refract},
[INFO] [stderr]   |            ^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.81s
[INFO] running `"docker" "inspect" "1f4a85f02f9cf8740e5a0c9deca320455ae10896706b50835fa31d3217858efb"`
[INFO] running `"docker" "rm" "-f" "1f4a85f02f9cf8740e5a0c9deca320455ae10896706b50835fa31d3217858efb"`
[INFO] [stdout] 1f4a85f02f9cf8740e5a0c9deca320455ae10896706b50835fa31d3217858efb