[INFO] cloning repository https://github.com/hamaluik/tinyraytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hamaluik/tinyraytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamaluik%2Ftinyraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamaluik%2Ftinyraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78764df74399327068e796d6ea2d70a5d5e1e2b4
[INFO] checking hamaluik/tinyraytracer against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamaluik%2Ftinyraytracer" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hamaluik/tinyraytracer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hamaluik/tinyraytracer
[INFO] finished tweaking git repo https://github.com/hamaluik/tinyraytracer
[INFO] tweaked toml for git repo https://github.com/hamaluik/tinyraytracer written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/hamaluik/tinyraytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aefec69cb72461bbbbf5a6702d01983c16cbb8bcf9dc0ee4a77e2e86168e96e7
[INFO] running `Command { std: "docker" "start" "-a" "aefec69cb72461bbbbf5a6702d01983c16cbb8bcf9dc0ee4a77e2e86168e96e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aefec69cb72461bbbbf5a6702d01983c16cbb8bcf9dc0ee4a77e2e86168e96e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefec69cb72461bbbbf5a6702d01983c16cbb8bcf9dc0ee4a77e2e86168e96e7", kill_on_drop: false }`
[INFO] [stdout] aefec69cb72461bbbbf5a6702d01983c16cbb8bcf9dc0ee4a77e2e86168e96e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90336e5a310944f31b7f20b33c2c7343a1f04829685d67ce857ff43295045c5d
[INFO] running `Command { std: "docker" "start" "-a" "90336e5a310944f31b7f20b33c2c7343a1f04829685d67ce857ff43295045c5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking tinyraytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:50:77
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn scene_intersect<'a>(origin: &Vec3f, direction: &Vec3f, objects: &Vec<&'a Intersectable>) -> Option<(Intersection, &'a Material)> {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:69:73
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn cast_ray<'a>(origin: &Vec3f, direction: &Vec3f, objects: &'a Vec<&'a Intersectable>, lights: &Vec<Light>, bounces: isize) -> Option<Ve...
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:165:56
[INFO] [stdout]     |
[INFO] [stdout] 165 |             let objects = objects.iter().map(|o| o as &Intersectable).collect();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tests.rs:119:60
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 let objects = objects.iter().map(|o| o as &Intersectable).collect();
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:50:77
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn scene_intersect<'a>(origin: &Vec3f, direction: &Vec3f, objects: &Vec<&'a Intersectable>) -> Option<(Intersection, &'a Material)> {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:69:73
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn cast_ray<'a>(origin: &Vec3f, direction: &Vec3f, objects: &'a Vec<&'a Intersectable>, lights: &Vec<Light>, bounces: isize) -> Option<Ve...
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:165:56
[INFO] [stdout]     |
[INFO] [stdout] 165 |             let objects = objects.iter().map(|o| o as &Intersectable).collect();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinyraytracer` due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "90336e5a310944f31b7f20b33c2c7343a1f04829685d67ce857ff43295045c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90336e5a310944f31b7f20b33c2c7343a1f04829685d67ce857ff43295045c5d", kill_on_drop: false }`
[INFO] [stdout] 90336e5a310944f31b7f20b33c2c7343a1f04829685d67ce857ff43295045c5d
