[INFO] fetching crate implicit 0.1.0...
[INFO] testing implicit-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate implicit 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate implicit 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate implicit 0.1.0
[INFO] finished tweaking crates.io crate implicit 0.1.0
[INFO] tweaked toml for crates.io crate implicit 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded png v0.4.3
[INFO] [stderr]   Downloaded crossbeam v0.8.0
[INFO] [stderr]   Downloaded font-atlas v0.1.4
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded piston-float v0.1.0
[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded cgl v0.1.5
[INFO] [stderr]   Downloaded smallvec v0.1.8
[INFO] [stderr]   Downloaded inflate v0.1.1
[INFO] [stderr]   Downloaded core-graphics v0.3.2
[INFO] [stderr]   Downloaded xml-rs v0.3.6
[INFO] [stderr]   Downloaded cocoa v0.3.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded byteorder v0.4.2
[INFO] [stderr]   Downloaded backtrace v0.2.3
[INFO] [stderr]   Downloaded glium v0.15.0
[INFO] [stderr]   Downloaded image v0.6.1
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded wayland-window v0.2.3
[INFO] [stderr]   Downloaded flame v0.1.12
[INFO] [stderr]   Downloaded backtrace-sys v0.1.37
[INFO] [stderr]   Downloaded memmap v0.2.3
[INFO] [stderr]   Downloaded wayland-client v0.5.12
[INFO] [stderr]   Downloaded glutin v0.6.2
[INFO] [stderr]   Downloaded clock_ticks v0.1.1
[INFO] [stderr]   Downloaded lux v0.1.2
[INFO] [stderr]   Downloaded vecmath v0.1.1
[INFO] [stderr]   Downloaded wayland-sys v0.5.11
[INFO] [stderr]   Downloaded poison-pool v0.1.0
[INFO] [stderr]   Downloaded wayland-scanner v0.5.11
[INFO] [stderr]   Downloaded wayland-kbd v0.3.6
[INFO] [stderr]   Downloaded lzw v0.9.0
[INFO] [stderr]   Downloaded gif v0.7.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1ededf96634ad85d513342e431ea1d9d2e699a8103564c334d59909d63b82b5
[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" "d1ededf96634ad85d513342e431ea1d9d2e699a8103564c334d59909d63b82b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ededf96634ad85d513342e431ea1d9d2e699a8103564c334d59909d63b82b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ededf96634ad85d513342e431ea1d9d2e699a8103564c334d59909d63b82b5", kill_on_drop: false }`
[INFO] [stdout] d1ededf96634ad85d513342e431ea1d9d2e699a8103564c334d59909d63b82b5
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66232310aa1e23d0491596accd841e51edbdf540fdf408ba271c48202e7abbd8
[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" "66232310aa1e23d0491596accd841e51edbdf540fdf408ba271c48202e7abbd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-float v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling flame v0.1.12
[INFO] [stderr]    Compiling vecmath v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling implicit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:127:36
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn borrow<'a>(&'a self) -> &'a Implicit where Self: Sized {
[INFO] [stdout]     |                                    ^^^^^^^^ help: use `dyn`: `dyn Implicit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:381:28
[INFO] [stdout]     |
[INFO] [stdout] 381 | impl <'a> Implicit for &'a Implicit {
[INFO] [stdout]     |                            ^^^^^^^^ help: use `dyn`: `dyn Implicit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:411:15
[INFO] [stdout]     |
[INFO] [stdout] 411 |     inner: Rc<Implicit + Sync>
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implicit + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `PutBack<_>` in the current scope
[INFO] [stdout]  --> src/private/dash.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut points = PutBack::new(points);
[INFO] [stdout]   |                               ^^^ function or associated item not found in `PutBack<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0593]: closure is expected to take 1 argument, but it takes 0 arguments
[INFO] [stdout]    --> src/private/render.rs:246:32
[INFO] [stdout]     |
[INFO] [stdout] 246 |             joiners.push(scope.spawn(move || {
[INFO] [stdout]     |                                ^^^^^ ------- takes 0 arguments
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                expected closure that takes 1 argument
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the closure to take and ignore the expected argument
[INFO] [stdout]     |
[INFO] [stdout] 246 |             joiners.push(scope.spawn(move |_| {
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/private/render.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |             lines.append(&mut joiner.join());
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^ expected struct `Vec`, found enum `std::result::Result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut Vec<_>`
[INFO] [stdout]                found mutable reference `&mut std::result::Result<_, Box<(dyn Any + Send + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/private/render.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn gather_lines<S: Implicit + Sync>(resolution: f32, sample_points: Vec<(f32, f32)>, shape: &S) -> Vec<Line> {
[INFO] [stdout]     |                                                                                                    --------- expected `Vec<geom::Line>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 270 |     lines
[INFO] [stdout]     |     ^^^^^ expected struct `Vec`, found enum `std::result::Result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<geom::Line>`
[INFO] [stdout]                  found enum `std::result::Result<Vec<_>, Box<dyn Any + Send>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Implicit`
[INFO] [stdout]  --> src/scene.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::{OutputMode, RenderMode, SyncImplicit, Implicit, render, OutputDevice};
[INFO] [stdout]   |                                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0593, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `implicit`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "66232310aa1e23d0491596accd841e51edbdf540fdf408ba271c48202e7abbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66232310aa1e23d0491596accd841e51edbdf540fdf408ba271c48202e7abbd8", kill_on_drop: false }`
[INFO] [stdout] 66232310aa1e23d0491596accd841e51edbdf540fdf408ba271c48202e7abbd8
