[INFO] cloning repository menuan/kektracer
[INFO] running `"git" "clone" "--bare" "git://github.com/menuan/kektracer.git" "work/cache/sources/gh/menuan/kektracer"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/menuan/kektracer'...
[INFO] running `"git" "clone" "work/cache/sources/gh/menuan/kektracer" "work/ex/beta-1.37-6/sources/1.36.0/gh/menuan/kektracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/menuan/kektracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/menuan/kektracer" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 840dac2bd650d75abf1d3f41223d33b4fd236306
[INFO] sha for GitHub repo menuan/kektracer: 840dac2bd650d75abf1d3f41223d33b4fd236306
[INFO] validating manifest of menuan/kektracer on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of menuan/kektracer on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing menuan/kektracer
[INFO] finished frobbing menuan/kektracer
[INFO] frobbed toml for menuan/kektracer written to work/ex/beta-1.37-6/sources/1.36.0/gh/menuan/kektracer/Cargo.toml
[INFO] started frobbing menuan/kektracer
[INFO] finished frobbing menuan/kektracer
[INFO] frobbed toml for menuan/kektracer written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer/Cargo.toml
[INFO] crate menuan/kektracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing menuan/kektracer against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b9d8cacd73fa949ea6c5c58bb8def056dd257b287a74a6eb0a52f66f43877135
[INFO] running `"docker" "start" "-a" "b9d8cacd73fa949ea6c5c58bb8def056dd257b287a74a6eb0a52f66f43877135"`
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:480:29
[INFO] [stderr]     |
[INFO] [stderr] 480 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_mut(&mut self, x: usize, y: usize) -> Option<&mut u32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `"docker" "inspect" "b9d8cacd73fa949ea6c5c58bb8def056dd257b287a74a6eb0a52f66f43877135"`
[INFO] running `"docker" "rm" "-f" "b9d8cacd73fa949ea6c5c58bb8def056dd257b287a74a6eb0a52f66f43877135"`
[INFO] [stdout] b9d8cacd73fa949ea6c5c58bb8def056dd257b287a74a6eb0a52f66f43877135
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 68cd0a54f9aca5d76b5ecf08a4684230cdd8c2fff72033af037e5e34c270aa8d
[INFO] running `"docker" "start" "-a" "68cd0a54f9aca5d76b5ecf08a4684230cdd8c2fff72033af037e5e34c270aa8d"`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:480:29
[INFO] [stderr]     |
[INFO] [stderr] 480 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_mut(&mut self, x: usize, y: usize) -> Option<&mut u32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "68cd0a54f9aca5d76b5ecf08a4684230cdd8c2fff72033af037e5e34c270aa8d"`
[INFO] running `"docker" "rm" "-f" "68cd0a54f9aca5d76b5ecf08a4684230cdd8c2fff72033af037e5e34c270aa8d"`
[INFO] [stdout] 68cd0a54f9aca5d76b5ecf08a4684230cdd8c2fff72033af037e5e34c270aa8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/menuan/kektracer:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] de23814d231e4172348e975fc11e421d137915268c54652d9009be1fc75a63d4
[INFO] running `"docker" "start" "-a" "de23814d231e4172348e975fc11e421d137915268c54652d9009be1fc75a63d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytracer-c0dca4797bd5f9b1
[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" "de23814d231e4172348e975fc11e421d137915268c54652d9009be1fc75a63d4"`
[INFO] running `"docker" "rm" "-f" "de23814d231e4172348e975fc11e421d137915268c54652d9009be1fc75a63d4"`
[INFO] [stdout] de23814d231e4172348e975fc11e421d137915268c54652d9009be1fc75a63d4