[INFO] updating cached repository ZapAnton/toy_tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ZapAnton/toy_tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ZapAnton/toy_tracer" "work/ex/beta-1.38-1/sources/1.37.0/gh/ZapAnton/toy_tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ZapAnton/toy_tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ZapAnton/toy_tracer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZapAnton/toy_tracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZapAnton/toy_tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81535ad9552f9acfba2d1bad1a730b765bf89de6
[INFO] sha for GitHub repo ZapAnton/toy_tracer: 81535ad9552f9acfba2d1bad1a730b765bf89de6
[INFO] validating manifest of ZapAnton/toy_tracer 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 ZapAnton/toy_tracer 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 ZapAnton/toy_tracer
[INFO] finished frobbing ZapAnton/toy_tracer
[INFO] frobbed toml for ZapAnton/toy_tracer written to work/ex/beta-1.38-1/sources/1.37.0/gh/ZapAnton/toy_tracer/Cargo.toml
[INFO] started frobbing ZapAnton/toy_tracer
[INFO] finished frobbing ZapAnton/toy_tracer
[INFO] frobbed toml for ZapAnton/toy_tracer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ZapAnton/toy_tracer/Cargo.toml
[INFO] crate ZapAnton/toy_tracer 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 ZapAnton/toy_tracer against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ZapAnton/toy_tracer:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1c8da5bc866255da2a93e7bfea4bf3104a36f53dac45224e888e9b049e28486d
[INFO] running `"docker" "start" "-a" "1c8da5bc866255da2a93e7bfea4bf3104a36f53dac45224e888e9b049e28486d"`
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling toy_tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0623]: lifetime mismatch
[INFO] [stderr]   --> src/material.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |       fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<ScatteredRay> {
[INFO] [stderr]    |                                                    ---------     --------------------
[INFO] [stderr]    |                                                    |
[INFO] [stderr]    |                                                    this parameter and the return type are declared with different lifetimes...
[INFO] [stderr] ...
[INFO] [stderr] 25 | /                 Some(ScatteredRay {
[INFO] [stderr] 26 | |                     ray: Ray::new(&hit_record.p, &(target - hit_record.p.borrow())),
[INFO] [stderr] 27 | |                     attenuation: albedo,
[INFO] [stderr] 28 | |                 })
[INFO] [stderr]    | |__________________^ ...but data from `hit_record` is returned here
[INFO] [stderr] 
[INFO] [stderr] error[E0623]: lifetime mismatch
[INFO] [stderr]   --> src/material.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |       fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<ScatteredRay> {
[INFO] [stderr]    |                                                    ---------     --------------------
[INFO] [stderr]    |                                                    |
[INFO] [stderr]    |                                                    this parameter and the return type are declared with different lifetimes...
[INFO] [stderr] ...
[INFO] [stderr] 34 | /                     Some(ScatteredRay {
[INFO] [stderr] 35 | |                         ray: ray,
[INFO] [stderr] 36 | |                         attenuation: albedo,
[INFO] [stderr] 37 | |                     })
[INFO] [stderr]    | |______________________^ ...but data from `hit_record` is returned here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `toy_tracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1c8da5bc866255da2a93e7bfea4bf3104a36f53dac45224e888e9b049e28486d"`
[INFO] running `"docker" "rm" "-f" "1c8da5bc866255da2a93e7bfea4bf3104a36f53dac45224e888e9b049e28486d"`
[INFO] [stdout] 1c8da5bc866255da2a93e7bfea4bf3104a36f53dac45224e888e9b049e28486d