[INFO] cloning repository https://github.com/Adam-Gleave/tracer-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adam-Gleave/tracer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Ftracer-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Ftracer-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f05cc9dd359ddde9ea92e4f7966e7cdad4dc2431 [INFO] checking Adam-Gleave/tracer-rs against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Ftracer-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Adam-Gleave/tracer-rs on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Adam-Gleave/tracer-rs [INFO] finished tweaking git repo https://github.com/Adam-Gleave/tracer-rs [INFO] tweaked toml for git repo https://github.com/Adam-Gleave/tracer-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Adam-Gleave/tracer-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded num-iter v0.1.37 [INFO] [stderr] Downloaded num-traits v0.2.5 [INFO] [stderr] Downloaded num-integer v0.1.39 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] [stderr] Downloaded coord v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 007b535120b1c8a4e7680a84d5111c0018b2ee3768777e80699345a6d133ea3c [INFO] running `Command { std: "docker" "start" "-a" "007b535120b1c8a4e7680a84d5111c0018b2ee3768777e80699345a6d133ea3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "007b535120b1c8a4e7680a84d5111c0018b2ee3768777e80699345a6d133ea3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "007b535120b1c8a4e7680a84d5111c0018b2ee3768777e80699345a6d133ea3c", kill_on_drop: false }` [INFO] [stdout] 007b535120b1c8a4e7680a84d5111c0018b2ee3768777e80699345a6d133ea3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fee723c392696f55815d5db0ead46462e9da94f9d7464f5d0978e3431edb0cf6 [INFO] running `Command { std: "docker" "start" "-a" "fee723c392696f55815d5db0ead46462e9da94f9d7464f5d0978e3431edb0cf6", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking coord v0.11.0 [INFO] [stderr] Checking tracer-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:41:28 [INFO] [stdout] | [INFO] [stdout] 41 | let mut temp = ((-b - discriminant.sqrt()) /a ); [INFO] [stdout] | ^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - let mut temp = ((-b - discriminant.sqrt()) /a ); [INFO] [stdout] 41 + let mut temp = (-b - discriminant.sqrt()) /a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | temp = ((-b + discriminant.sqrt()) / a); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - temp = ((-b + discriminant.sqrt()) / a); [INFO] [stdout] 49 + temp = (-b + discriminant.sqrt()) / a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ray::Ray` [INFO] [stdout] --> src/render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use ray::Ray; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:41:28 [INFO] [stdout] | [INFO] [stdout] 41 | let mut temp = ((-b - discriminant.sqrt()) /a ); [INFO] [stdout] | ^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - let mut temp = ((-b - discriminant.sqrt()) /a ); [INFO] [stdout] 41 + let mut temp = (-b - discriminant.sqrt()) /a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | temp = ((-b + discriminant.sqrt()) / a); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - temp = ((-b + discriminant.sqrt()) / a); [INFO] [stdout] 49 + temp = (-b + discriminant.sqrt()) / a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ray::Ray` [INFO] [stdout] --> src/render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use ray::Ray; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(extern_prelude)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(extern_prelude)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/render.rs:48:29 [INFO] [stdout] | [INFO] [stdout] 48 | for s in 0..SAMPLES { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/render.rs:48:29 [INFO] [stdout] | [INFO] [stdout] 48 | for s in 0..SAMPLES { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `add_sphere` are never used [INFO] [stdout] --> src/scene.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 66 | impl Scene { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 67 | pub fn new() -> Scene { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn add_sphere(&mut self, in_radius: f32, in_origin: Vec3) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `new_from_scene`, and `switch_scene` are never used [INFO] [stdout] --> src/render.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Renderer { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 23 | pub fn new() -> Renderer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn new_from_scene(in_scene: Scene) -> Renderer { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn switch_scene(&mut self, in_scene: Scene) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `add_sphere` are never used [INFO] [stdout] --> src/scene.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 66 | impl Scene { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 67 | pub fn new() -> Scene { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn add_sphere(&mut self, in_radius: f32, in_origin: Vec3) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `new_from_scene`, and `switch_scene` are never used [INFO] [stdout] --> src/render.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Renderer { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 23 | pub fn new() -> Renderer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn new_from_scene(in_scene: Scene) -> Renderer { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn switch_scene(&mut self, in_scene: Scene) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "fee723c392696f55815d5db0ead46462e9da94f9d7464f5d0978e3431edb0cf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fee723c392696f55815d5db0ead46462e9da94f9d7464f5d0978e3431edb0cf6", kill_on_drop: false }` [INFO] [stdout] fee723c392696f55815d5db0ead46462e9da94f9d7464f5d0978e3431edb0cf6 [INFO] checking Adam-Gleave/tracer-rs against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Ftracer-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Adam-Gleave/tracer-rs on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Adam-Gleave/tracer-rs [INFO] finished tweaking git repo https://github.com/Adam-Gleave/tracer-rs [INFO] tweaked toml for git repo https://github.com/Adam-Gleave/tracer-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Adam-Gleave/tracer-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f5a03a5f14b1a3a564f03ebbc77bbcf61ad79c64f8af130953fdf2ed4665f3d [INFO] running `Command { std: "docker" "start" "-a" "1f5a03a5f14b1a3a564f03ebbc77bbcf61ad79c64f8af130953fdf2ed4665f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f5a03a5f14b1a3a564f03ebbc77bbcf61ad79c64f8af130953fdf2ed4665f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f5a03a5f14b1a3a564f03ebbc77bbcf61ad79c64f8af130953fdf2ed4665f3d", kill_on_drop: false }` [INFO] [stdout] 1f5a03a5f14b1a3a564f03ebbc77bbcf61ad79c64f8af130953fdf2ed4665f3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbfea982f5e4b1529b567fa73e4f9a7768baaa95c63af4dd85f9c60abbef3077 [INFO] running `Command { std: "docker" "start" "-a" "bbfea982f5e4b1529b567fa73e4f9a7768baaa95c63af4dd85f9c60abbef3077", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.4.2 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bbfea982f5e4b1529b567fa73e4f9a7768baaa95c63af4dd85f9c60abbef3077", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbfea982f5e4b1529b567fa73e4f9a7768baaa95c63af4dd85f9c60abbef3077", kill_on_drop: false }` [INFO] [stdout] bbfea982f5e4b1529b567fa73e4f9a7768baaa95c63af4dd85f9c60abbef3077