[INFO] crate draco 0.1.2 is already in cache
[INFO] testing draco-0.1.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate draco 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate draco 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate draco 0.1.2
[INFO] finished tweaking crates.io crate draco 0.1.2
[INFO] tweaked toml for crates.io crate draco 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72328804a617e54b98afb19b0d93850ce7f1e1178eade1174ff31b11146cf79c
[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" "72328804a617e54b98afb19b0d93850ce7f1e1178eade1174ff31b11146cf79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72328804a617e54b98afb19b0d93850ce7f1e1178eade1174ff31b11146cf79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72328804a617e54b98afb19b0d93850ce7f1e1178eade1174ff31b11146cf79c", kill_on_drop: false }`
[INFO] [stdout] 72328804a617e54b98afb19b0d93850ce7f1e1178eade1174ff31b11146cf79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b307ef2b24014c0bcf94cd16de94334a2f2dfb290f04426eb198b4c01d79e89
[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" "6b307ef2b24014c0bcf94cd16de94334a2f2dfb290f04426eb198b4c01d79e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.67
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]    Compiling js-sys v0.3.44
[INFO] [stderr]    Compiling web-sys v0.3.44
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling draco v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |     handler: Option<Box<FnMut(web::Event) -> Message>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> Message`
[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/element.rs:73:29
[INFO] [stdout]    |
[INFO] [stdout] 73 |     closure: Option<Closure<FnMut(web::Event)>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     as Box<FnMut(web::Event) -> NewMessage>),
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> NewMessage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element.rs:533:24
[INFO] [stdout]     |
[INFO] [stdout] 533 |                 as Box<FnMut(web::Event) + 'static>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ) -> Box<Future<Item = Self::Item, Error = Error>>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> Box<Future<Item = Self::Item, Error = Error>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     func: Rc<Fn(Message)>,
[INFO] [stdout]    |              ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/subscription.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Send<Message> = Rc<Fn(Message)>;
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Unsubscribe(Option<Box<FnMut()>>);
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |         }) as Box<FnMut(web::Event)>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `js_sys::Promise` that must be used
[INFO] [stdout]   --> src/mailbox.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         future_to_promise(future);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.15s
[INFO] running `Command { std: "docker" "inspect" "6b307ef2b24014c0bcf94cd16de94334a2f2dfb290f04426eb198b4c01d79e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b307ef2b24014c0bcf94cd16de94334a2f2dfb290f04426eb198b4c01d79e89", kill_on_drop: false }`
[INFO] [stdout] 6b307ef2b24014c0bcf94cd16de94334a2f2dfb290f04426eb198b4c01d79e89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 307ffcc8f7db378426d4368497ee2506dbd68a2e483db65addc27a43f4580e91
[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" "307ffcc8f7db378426d4368497ee2506dbd68a2e483db65addc27a43f4580e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling draco v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |     handler: Option<Box<FnMut(web::Event) -> Message>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> Message`
[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/element.rs:73:29
[INFO] [stdout]    |
[INFO] [stdout] 73 |     closure: Option<Closure<FnMut(web::Event)>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     as Box<FnMut(web::Event) -> NewMessage>),
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> NewMessage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element.rs:533:24
[INFO] [stdout]     |
[INFO] [stdout] 533 |                 as Box<FnMut(web::Event) + 'static>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ) -> Box<Future<Item = Self::Item, Error = Error>>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> Box<Future<Item = Self::Item, Error = Error>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     func: Rc<Fn(Message)>,
[INFO] [stdout]    |              ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/subscription.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Send<Message> = Rc<Fn(Message)>;
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Unsubscribe(Option<Box<FnMut()>>);
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |         }) as Box<FnMut(web::Event)>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `js_sys::Promise` that must be used
[INFO] [stdout]   --> src/mailbox.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         future_to_promise(future);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |     handler: Option<Box<FnMut(web::Event) -> Message>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> Message`
[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/element.rs:73:29
[INFO] [stdout]    |
[INFO] [stdout] 73 |     closure: Option<Closure<FnMut(web::Event)>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     as Box<FnMut(web::Event) -> NewMessage>),
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> NewMessage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element.rs:533:24
[INFO] [stdout]     |
[INFO] [stdout] 533 |                 as Box<FnMut(web::Event) + 'static>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ) -> Box<Future<Item = Self::Item, Error = Error>>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fetch.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> Box<Future<Item = Self::Item, Error = Error>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     func: Rc<Fn(Message)>,
[INFO] [stdout]    |              ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mailbox.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/subscription.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Send<Message> = Rc<Fn(Message)>;
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Unsubscribe(Option<Box<FnMut()>>);
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |         }) as Box<FnMut(web::Event)>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/subscription.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |         }) as Box<FnMut()>);
[INFO] [stdout]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `js_sys::Promise` that must be used
[INFO] [stdout]   --> src/mailbox.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         future_to_promise(future);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "307ffcc8f7db378426d4368497ee2506dbd68a2e483db65addc27a43f4580e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307ffcc8f7db378426d4368497ee2506dbd68a2e483db65addc27a43f4580e91", kill_on_drop: false }`
[INFO] [stdout] 307ffcc8f7db378426d4368497ee2506dbd68a2e483db65addc27a43f4580e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64cc93eee5533001cb9940493b71f49a52432260caf5266a927bbf8aede8428a
[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" "64cc93eee5533001cb9940493b71f49a52432260caf5266a927bbf8aede8428a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |     handler: Option<Box<FnMut(web::Event) -> Message>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> Message`
[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/element.rs:73:29
[INFO] [stderr]    |
[INFO] [stderr] 73 |     closure: Option<Closure<FnMut(web::Event)>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element.rs:89:28
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     as Box<FnMut(web::Event) -> NewMessage>),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> NewMessage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |     handler: Option<Box<FnMut(web::Event) -> Message>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> Message`
[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/element.rs:73:29
[INFO] [stderr]    |
[INFO] [stderr] 73 |     closure: Option<Closure<FnMut(web::Event)>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element.rs:89:28
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     as Box<FnMut(web::Event) -> NewMessage>),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) -> NewMessage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/element.rs:533:24
[INFO] [stderr]     |
[INFO] [stderr] 533 |                 as Box<FnMut(web::Event) + 'static>,
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fetch.rs:40:14
[INFO] [stderr]    |
[INFO] [stderr] 40 |     ) -> Box<Future<Item = Self::Item, Error = Error>>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fetch.rs:51:14
[INFO] [stderr]    |
[INFO] [stderr] 51 |     ) -> Box<Future<Item = Self::Item, Error = Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mailbox.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 |     func: Rc<Fn(Message)>,
[INFO] [stderr]    |              ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mailbox.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/subscription.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type Send<Message> = Rc<Fn(Message)>;
[INFO] [stderr]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:15:35
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Unsubscribe(Option<Box<FnMut()>>);
[INFO] [stderr]    |                                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 55 |         }) as Box<FnMut(web::Event)>);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:85:19
[INFO] [stderr]    |
[INFO] [stderr] 85 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `js_sys::Promise` that must be used
[INFO] [stderr]   --> src/mailbox.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         future_to_promise(future);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/element.rs:533:24
[INFO] [stderr]     |
[INFO] [stderr] 533 |                 as Box<FnMut(web::Event) + 'static>,
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event) + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fetch.rs:40:14
[INFO] [stderr]    |
[INFO] [stderr] 40 |     ) -> Box<Future<Item = Self::Item, Error = Error>>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fetch.rs:51:14
[INFO] [stderr]    |
[INFO] [stderr] 51 |     ) -> Box<Future<Item = Self::Item, Error = Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mailbox.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 |     func: Rc<Fn(Message)>,
[INFO] [stderr]    |              ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mailbox.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/router.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/subscription.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type Send<Message> = Rc<Fn(Message)>;
[INFO] [stderr]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Message)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:15:35
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Unsubscribe(Option<Box<FnMut()>>);
[INFO] [stderr]    |                                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 55 |         }) as Box<FnMut(web::Event)>);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(web::Event)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subscription.rs:85:19
[INFO] [stderr]    |
[INFO] [stderr] 85 |         }) as Box<FnMut()>);
[INFO] [stderr]    |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `js_sys::Promise` that must be used
[INFO] [stderr]   --> src/mailbox.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         future_to_promise(future);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/draco-01103af453e707fb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests draco
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64cc93eee5533001cb9940493b71f49a52432260caf5266a927bbf8aede8428a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64cc93eee5533001cb9940493b71f49a52432260caf5266a927bbf8aede8428a", kill_on_drop: false }`
[INFO] [stdout] 64cc93eee5533001cb9940493b71f49a52432260caf5266a927bbf8aede8428a