[INFO] updating cached repository https://github.com/zandeck/simple_raytracer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4fe2ddb48f59842afff493c85b5f32113a40c309
[INFO] testing zandeck/simple_raytracer against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandeck%2Fsimple_raytracer" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zandeck/simple_raytracer on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zandeck/simple_raytracer
[INFO] finished tweaking git repo https://github.com/zandeck/simple_raytracer
[INFO] tweaked toml for git repo https://github.com/zandeck/simple_raytracer written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 4eb9818906d9f86ed79041e7237db35adb25759345185464e89ebc33cc09a028
[INFO] running `"docker" "start" "-a" "4eb9818906d9f86ed79041e7237db35adb25759345185464e89ebc33cc09a028"`
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling console v0.9.0
[INFO] [stderr]    Compiling indicatif v0.9.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling simple_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stderr]   --> src/camera.rs:44:32
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let p: Vector2<f64>  = SmallRng::from_entropy().sample(Standard);
[INFO] [stderr]    |                                ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stderr]    --> src/material.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let rand_num: f64 = SmallRng::from_entropy().sample(Standard);
[INFO] [stderr]     |                             ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stderr]   --> src/scene.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut e = SmallRng::from_entropy();
[INFO] [stderr]    |                 ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stderr]   --> src/sphere.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let p: V = SmallRng::from_entropy().sample(Standard);
[INFO] [stderr]    |                    ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hitable.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub material: Arc<Material>
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sphere.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub material: Arc<Material>
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]  --> src/camera.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]  --> src/material.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]  --> src/scene.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]  --> src/sphere.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `simple_raytracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4eb9818906d9f86ed79041e7237db35adb25759345185464e89ebc33cc09a028"`
[INFO] running `"docker" "rm" "-f" "4eb9818906d9f86ed79041e7237db35adb25759345185464e89ebc33cc09a028"`
[INFO] [stdout] 4eb9818906d9f86ed79041e7237db35adb25759345185464e89ebc33cc09a028