[INFO] updating cached repository zhiburt/rtiow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zhiburt/rtiow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zhiburt/rtiow" "work/ex/beta-1.38-1/sources/1.37.0/gh/zhiburt/rtiow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zhiburt/rtiow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zhiburt/rtiow" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhiburt/rtiow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhiburt/rtiow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ab44a3289a5dc0323b1a1b18c61976c126379976
[INFO] sha for GitHub repo zhiburt/rtiow: ab44a3289a5dc0323b1a1b18c61976c126379976
[INFO] validating manifest of zhiburt/rtiow 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 zhiburt/rtiow 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 zhiburt/rtiow
[INFO] finished frobbing zhiburt/rtiow
[INFO] frobbed toml for zhiburt/rtiow written to work/ex/beta-1.38-1/sources/1.37.0/gh/zhiburt/rtiow/Cargo.toml
[INFO] started frobbing zhiburt/rtiow
[INFO] finished frobbing zhiburt/rtiow
[INFO] frobbed toml for zhiburt/rtiow written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhiburt/rtiow/Cargo.toml
[INFO] crate zhiburt/rtiow 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 zhiburt/rtiow 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/zhiburt/rtiow:/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] 85e655b55e887853fdafd0b773a5d18232dcc75839d06f58dbf2412924c0ce16
[INFO] running `"docker" "start" "-a" "85e655b55e887853fdafd0b773a5d18232dcc75839d06f58dbf2412924c0ce16"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/hitable.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub material: Rc<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/core_grafic/sphere.rs:9:27
[INFO] [stderr]   |
[INFO] [stderr] 9 |     material: std::rc::Rc<Material>,
[INFO] [stderr]   |                           ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/sphere.rs:13:48
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(c: Vec3, r: f64, m: std::rc::Rc<Material>) -> Sphere {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dot`
[INFO] [stderr]  --> src/core_grafic/hitable_list.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::vec3::{dot, Vec3};
[INFO] [stderr]   |                   ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/core_grafic/hitable_list.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 |     list: Vec<Box<Hitable>>,
[INFO] [stderr]   |                   ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/hitable_list.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(v: Vec<Box<Hitable>>) -> HitableList {
[INFO] [stderr]    |                           ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RGB`
[INFO] [stderr]  --> src/core_grafic/material.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::vec3::{Vec3, RGB, dot};
[INFO] [stderr]   |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dot`
[INFO] [stderr]  --> src/main.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core_grafic::vec3::{RGB, Vec3, dot};
[INFO] [stderr]   |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:30
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn color(r: Ray, world: &mut Hitable, depth: i32) -> Vec3 {
[INFO] [stderr]    |                              ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/core_grafic/material.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cross`
[INFO] [stderr]    --> src/core_grafic/vec3.rs:172:1
[INFO] [stderr]     |
[INFO] [stderr] 172 | pub fn cross(v1: &Vec3, v2: &Vec3) -> Vec3 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_in_unit_sphere`
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn random_in_unit_sphere() -> Vec3 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `"docker" "inspect" "85e655b55e887853fdafd0b773a5d18232dcc75839d06f58dbf2412924c0ce16"`
[INFO] running `"docker" "rm" "-f" "85e655b55e887853fdafd0b773a5d18232dcc75839d06f58dbf2412924c0ce16"`
[INFO] [stdout] 85e655b55e887853fdafd0b773a5d18232dcc75839d06f58dbf2412924c0ce16
[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/zhiburt/rtiow:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9a734aa2daf0d73171bbab6cf413670d8da88b76fb9191fb9fbb163c4279b034
[INFO] running `"docker" "start" "-a" "9a734aa2daf0d73171bbab6cf413670d8da88b76fb9191fb9fbb163c4279b034"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/hitable.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub material: Rc<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/core_grafic/sphere.rs:9:27
[INFO] [stderr]   |
[INFO] [stderr] 9 |     material: std::rc::Rc<Material>,
[INFO] [stderr]   |                           ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/sphere.rs:13:48
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(c: Vec3, r: f64, m: std::rc::Rc<Material>) -> Sphere {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dot`
[INFO] [stderr]  --> src/core_grafic/hitable_list.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::vec3::{dot, Vec3};
[INFO] [stderr]   |                   ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/core_grafic/hitable_list.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 |     list: Vec<Box<Hitable>>,
[INFO] [stderr]   |                   ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core_grafic/hitable_list.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(v: Vec<Box<Hitable>>) -> HitableList {
[INFO] [stderr]    |                           ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RGB`
[INFO] [stderr]  --> src/core_grafic/material.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::vec3::{Vec3, RGB, dot};
[INFO] [stderr]   |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dot`
[INFO] [stderr]  --> src/main.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core_grafic::vec3::{RGB, Vec3, dot};
[INFO] [stderr]   |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:30
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn color(r: Ray, world: &mut Hitable, depth: i32) -> Vec3 {
[INFO] [stderr]    |                              ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/core_grafic/material.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cross`
[INFO] [stderr]    --> src/core_grafic/vec3.rs:172:1
[INFO] [stderr]     |
[INFO] [stderr] 172 | pub fn cross(v1: &Vec3, v2: &Vec3) -> Vec3 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_in_unit_sphere`
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn random_in_unit_sphere() -> Vec3 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "9a734aa2daf0d73171bbab6cf413670d8da88b76fb9191fb9fbb163c4279b034"`
[INFO] running `"docker" "rm" "-f" "9a734aa2daf0d73171bbab6cf413670d8da88b76fb9191fb9fbb163c4279b034"`
[INFO] [stdout] 9a734aa2daf0d73171bbab6cf413670d8da88b76fb9191fb9fbb163c4279b034
[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/zhiburt/rtiow:/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" "test" "--frozen"`
[INFO] [stdout] 2b800d1c9d1d702a431138b3987d416fa489b4975e277818986a4badacca4ef3
[INFO] running `"docker" "start" "-a" "2b800d1c9d1d702a431138b3987d416fa489b4975e277818986a4badacca4ef3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learning_rust-ab41a389480a3dfd
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test core_grafic::vec3::tests::test_add ... ok
[INFO] [stdout] test core_grafic::vec3::tests::test_eq_and_neq ... ok
[INFO] [stdout] test core_grafic::vec3::tests::test_grb ... ok
[INFO] [stdout] test core_grafic::vec3::tests::test_index ... ok
[INFO] [stdout] test core_grafic::vec3::tests::test_unit_vector ... ok
[INFO] [stdout] test core_grafic::vec3::tests::test_xyz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2b800d1c9d1d702a431138b3987d416fa489b4975e277818986a4badacca4ef3"`
[INFO] running `"docker" "rm" "-f" "2b800d1c9d1d702a431138b3987d416fa489b4975e277818986a4badacca4ef3"`
[INFO] [stdout] 2b800d1c9d1d702a431138b3987d416fa489b4975e277818986a4badacca4ef3