[INFO] cloning repository https://github.com/Kanabenki/rust-raytracer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kanabenki/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanabenki%2Frust-raytracer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanabenki%2Frust-raytracer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 50c7efac98c542b354b797ddd4d0584d4080ea60 [INFO] testing Kanabenki/rust-raytracer against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanabenki%2Frust-raytracer" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kanabenki/rust-raytracer on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kanabenki/rust-raytracer [INFO] finished tweaking git repo https://github.com/Kanabenki/rust-raytracer [INFO] tweaked toml for git repo https://github.com/Kanabenki/rust-raytracer written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Kanabenki/rust-raytracer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling_core v0.8.1 [INFO] [stderr] Downloaded darling_macro v0.8.1 [INFO] [stderr] Downloaded darling v0.8.1 [INFO] [stderr] Downloaded derive_builder v0.7.0 [INFO] [stderr] Downloaded derive_builder_core v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bfeba5946742f5aee8411f796c51ff95f3c6d623b6399a565b9f45db3b807375 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bfeba5946742f5aee8411f796c51ff95f3c6d623b6399a565b9f45db3b807375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bfeba5946742f5aee8411f796c51ff95f3c6d623b6399a565b9f45db3b807375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfeba5946742f5aee8411f796c51ff95f3c6d623b6399a565b9f45db3b807375", kill_on_drop: false }` [INFO] [stdout] bfeba5946742f5aee8411f796c51ff95f3c6d623b6399a565b9f45db3b807375 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d90782d4d19029b441b4912f85b11b6747f8f393df5cc29d4e652d528bfa5c1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6d90782d4d19029b441b4912f85b11b6747f8f393df5cc29d4e652d528bfa5c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.25 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling ident_case v1.0.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling derive_builder v0.7.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling inflate v0.4.4 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling crossbeam-epoch v0.7.0 [INFO] [stderr] Compiling rand_os v0.1.1 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.6 [INFO] [stderr] Compiling crossbeam v0.6.0 [INFO] [stderr] Compiling darling_core v0.8.1 [INFO] [stderr] Compiling darling_macro v0.8.1 [INFO] [stderr] Compiling darling v0.8.1 [INFO] [stderr] Compiling derive_builder_core v0.4.0 [INFO] [stderr] Compiling raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | pub material: &'a Material, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Material` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:69:35 [INFO] [stdout] | [INFO] [stdout] 69 | impl<'a> Hitable for Arc>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:83:31 [INFO] [stdout] | [INFO] [stdout] 83 | impl<'a> Hitable for List> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/raytracer.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | type HitableArc = Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/raytracer.rs:90:28 [INFO] [stdout] | [INFO] [stdout] 90 | let list: List> = List::new() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `Command { std: "docker" "inspect" "6d90782d4d19029b441b4912f85b11b6747f8f393df5cc29d4e652d528bfa5c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d90782d4d19029b441b4912f85b11b6747f8f393df5cc29d4e652d528bfa5c1", kill_on_drop: false }` [INFO] [stdout] 6d90782d4d19029b441b4912f85b11b6747f8f393df5cc29d4e652d528bfa5c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b49ce5c7c3be6c5a93abfa1b6ae0b8b29c53a34fbf88dd5caf58b5ad866c2f30 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b49ce5c7c3be6c5a93abfa1b6ae0b8b29c53a34fbf88dd5caf58b5ad866c2f30", kill_on_drop: false }` [INFO] [stderr] Compiling raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | pub material: &'a Material, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Material` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:69:35 [INFO] [stdout] | [INFO] [stdout] 69 | impl<'a> Hitable for Arc>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hitable.rs:83:31 [INFO] [stdout] | [INFO] [stdout] 83 | impl<'a> Hitable for List> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/raytracer.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | type HitableArc = Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/raytracer.rs:90:28 [INFO] [stdout] | [INFO] [stdout] 90 | let list: List> = List::new() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "b49ce5c7c3be6c5a93abfa1b6ae0b8b29c53a34fbf88dd5caf58b5ad866c2f30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b49ce5c7c3be6c5a93abfa1b6ae0b8b29c53a34fbf88dd5caf58b5ad866c2f30", kill_on_drop: false }` [INFO] [stdout] b49ce5c7c3be6c5a93abfa1b6ae0b8b29c53a34fbf88dd5caf58b5ad866c2f30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3b7d1701429d7fd0b1dc0cb7312ac9bbd2a0ef50f350b919fee9c1d51248b29c [INFO] running `Command { std: "docker" "start" "-a" "3b7d1701429d7fd0b1dc0cb7312ac9bbd2a0ef50f350b919fee9c1d51248b29c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/hitable.rs:12:23 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 12 | pub material: &'a Material, [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Material` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hitable.rs:69:35 [INFO] [stderr] | [INFO] [stderr] 69 | impl<'a> Hitable for Arc>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hitable.rs:83:31 [INFO] [stderr] | [INFO] [stderr] 83 | impl<'a> Hitable for List> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/raytracer.rs:16:23 [INFO] [stderr] | [INFO] [stderr] 16 | type HitableArc = Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/raytracer.rs:90:28 [INFO] [stderr] | [INFO] [stderr] 90 | let list: List> = List::new() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Hitable + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/raytracer-02336c379d4bc469) [INFO] running `Command { std: "docker" "inspect" "3b7d1701429d7fd0b1dc0cb7312ac9bbd2a0ef50f350b919fee9c1d51248b29c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7d1701429d7fd0b1dc0cb7312ac9bbd2a0ef50f350b919fee9c1d51248b29c", kill_on_drop: false }` [INFO] [stdout] 3b7d1701429d7fd0b1dc0cb7312ac9bbd2a0ef50f350b919fee9c1d51248b29c