[INFO] fetching crate walle-v11 0.3.1...
[INFO] documenting walle-v11-0.3.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate walle-v11 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate walle-v11 0.3.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walle-v11 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate walle-v11 0.3.1
[INFO] tweaked toml for crates.io crate walle-v11 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate walle-v11 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walle-core v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8dc1b5626a98322661011692dc6aa9468e2c53fc07a32620267947fdd84023db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc1b5626a98322661011692dc6aa9468e2c53fc07a32620267947fdd84023db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc1b5626a98322661011692dc6aa9468e2c53fc07a32620267947fdd84023db", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ed9546807a4e173748aadfb70eac9a3ec64a09328b55781b2e4988cdfc863f
[INFO] running `Command { std: "docker" "start" "-a" "b4ed9546807a4e173748aadfb70eac9a3ec64a09328b55781b2e4988cdfc863f", kill_on_drop: false }`
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[INFO] [stderr]  Documenting walle-v11 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.78s
[INFO] running `Command { std: "docker" "inspect" "b4ed9546807a4e173748aadfb70eac9a3ec64a09328b55781b2e4988cdfc863f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ed9546807a4e173748aadfb70eac9a3ec64a09328b55781b2e4988cdfc863f", kill_on_drop: false }`
[INFO] [stdout] b4ed9546807a4e173748aadfb70eac9a3ec64a09328b55781b2e4988cdfc863f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 476fdc0a6c604862ea22f6161282027ff158b13d42cde7b0a33723da9dcf21fc
[INFO] running `Command { std: "docker" "start" "-a" "476fdc0a6c604862ea22f6161282027ff158b13d42cde7b0a33723da9dcf21fc", kill_on_drop: false }`
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[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]    Compiling serde_json v1.0.81
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crypto-common v0.1.3
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[INFO] [stderr]     Checking digest v0.10.3
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[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
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[INFO] [stderr]    Compiling thiserror-impl v1.0.31
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[INFO] [stderr]     Checking walle-core v0.3.1
[INFO] [stdout] error[E0277]: `A` cannot be sent between threads safely
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[async_trait]
[INFO] [stdout]    | ^^^^^^^^^^^^^^ `A` cannot be sent between threads safely
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because it appears within the type `(A, tokio::sync::oneshot::Sender<R>)`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `Arc<tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>>`
[INFO] [stdout]    = note: required because it appears within the type `tokio::sync::mpsc::chan::Tx<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]    = note: required because it appears within the type `UnboundedSender<(A, tokio::sync::oneshot::Sender<R>)>`
[INFO] [stdout] note: required because it appears within the type `Bot<A, R>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/app/mod.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Bot<A, R> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<Bot<A, R>>`
[INFO] [stdout]    = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1: 24:15]`
[INFO] [stdout]    = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1: 24:15]>`
[INFO] [stdout]    = note: required because it appears within the type `impl futures_util::Future<Output = ()>`
[INFO] [stdout]    = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]    = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting type parameter `A`
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[async_trait], A: std::marker::Send
[INFO] [stdout]    |               ++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `R` cannot be sent between threads safely
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[async_trait]
[INFO] [stdout]    | ^^^^^^^^^^^^^^ `R` cannot be sent between threads safely
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `oneshot::Inner<R>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<oneshot::Inner<R>>`
[INFO] [stdout]    = note: required because it appears within the type `std::option::Option<Arc<oneshot::Inner<R>>>`
[INFO] [stdout]    = note: required because it appears within the type `tokio::sync::oneshot::Sender<R>`
[INFO] [stdout]    = note: required because it appears within the type `(A, tokio::sync::oneshot::Sender<R>)`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `Arc<tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>>`
[INFO] [stdout]    = note: required because it appears within the type `tokio::sync::mpsc::chan::Tx<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]    = note: required because it appears within the type `UnboundedSender<(A, tokio::sync::oneshot::Sender<R>)>`
[INFO] [stdout] note: required because it appears within the type `Bot<A, R>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/app/mod.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Bot<A, R> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<Bot<A, R>>`
[INFO] [stdout]    = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1: 24:15]`
[INFO] [stdout]    = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/fnt.rs:24:1: 24:15]>`
[INFO] [stdout]    = note: required because it appears within the type `impl futures_util::Future<Output = ()>`
[INFO] [stdout]    = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]    = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider further restricting type parameter `R`
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[async_trait], R: std::marker::Send
[INFO] [stdout]    |               ++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `A` cannot be sent between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[async_trait]
[INFO] [stdout]     | ^^^^^^^^^^^^^^ `A` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `(A, tokio::sync::oneshot::Sender<R>)`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Sync` for `tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]     = note: 1 redundant requirement hidden
[INFO] [stdout]     = note: required because of the requirements on the impl of `Sync` for `Arc<tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>>`
[INFO] [stdout]     = note: required because it appears within the type `tokio::sync::mpsc::chan::Tx<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]     = note: required because it appears within the type `UnboundedSender<(A, tokio::sync::oneshot::Sender<R>)>`
[INFO] [stdout] note: required because it appears within the type `Bot<A, R>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/app/mod.rs:53:12
[INFO] [stdout]     |
[INFO] [stdout] 53  | pub struct Bot<A, R> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<Bot<A, R>>`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1: 110:15]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1: 110:15]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures_util::Future<Output = ()>`
[INFO] [stdout]     = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]     = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `A`
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[async_trait]: std::marker::Send
[INFO] [stdout]     |               +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `R` cannot be sent between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[async_trait]
[INFO] [stdout]     | ^^^^^^^^^^^^^^ `R` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Sync` for `oneshot::Inner<R>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<oneshot::Inner<R>>`
[INFO] [stdout]     = note: required because it appears within the type `std::option::Option<Arc<oneshot::Inner<R>>>`
[INFO] [stdout]     = note: required because it appears within the type `tokio::sync::oneshot::Sender<R>`
[INFO] [stdout]     = note: required because it appears within the type `(A, tokio::sync::oneshot::Sender<R>)`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Sync` for `tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]     = note: 1 redundant requirement hidden
[INFO] [stdout]     = note: required because of the requirements on the impl of `Sync` for `Arc<tokio::sync::mpsc::chan::Chan<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>>`
[INFO] [stdout]     = note: required because it appears within the type `tokio::sync::mpsc::chan::Tx<(A, tokio::sync::oneshot::Sender<R>), tokio::loom::std::atomic_usize::AtomicUsize>`
[INFO] [stdout]     = note: required because it appears within the type `UnboundedSender<(A, tokio::sync::oneshot::Sender<R>)>`
[INFO] [stdout] note: required because it appears within the type `Bot<A, R>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/app/mod.rs:53:12
[INFO] [stdout]     |
[INFO] [stdout] 53  | pub struct Bot<A, R> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     = note: required because of the requirements on the impl of `std::marker::Send` for `Arc<Bot<A, R>>`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1: 110:15]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/handle/mod.rs:110:1: 110:15]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures_util::Future<Output = ()>`
[INFO] [stdout]     = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]     = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `R`
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[async_trait]: std::marker::Send
[INFO] [stdout]     |               +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/hooks.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]
[INFO] [stdout]   | ^^^^^^^^^^^^^^ future created by async block is not `Send`
[INFO] [stdout]   |
[INFO] [stdout] note: captured value is not `Send` because `&` references cannot be sent unless their referent is `Sync`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/hooks.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]
[INFO] [stdout]   | ^^^^^^^^^^^^^^ has type `&Arc<T>` which is not `Send`, because `Arc<T>` is not `Sync`
[INFO] [stdout]   = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]   = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]: std::marker::Sync
[INFO] [stdout]   |               +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/hooks.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]
[INFO] [stdout]   | ^^^^^^^^^^^^^^ future created by async block is not `Send`
[INFO] [stdout]   |
[INFO] [stdout] note: captured value is not `Send` because `&` references cannot be sent unless their referent is `Sync`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walle-core-0.3.1/src/hooks.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]
[INFO] [stdout]   | ^^^^^^^^^^^^^^ has type `&Arc<T>` which is not `Send`, because `Arc<T>` is not `Sync`
[INFO] [stdout]   = note: required for the cast to the object type `dyn futures_util::Future<Output = ()> + std::marker::Send`
[INFO] [stdout]   = note: this error originates in the attribute macro `async_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[async_trait]: std::marker::Send
[INFO] [stdout]   |               +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `walle-core` due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "476fdc0a6c604862ea22f6161282027ff158b13d42cde7b0a33723da9dcf21fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476fdc0a6c604862ea22f6161282027ff158b13d42cde7b0a33723da9dcf21fc", kill_on_drop: false }`
[INFO] [stdout] 476fdc0a6c604862ea22f6161282027ff158b13d42cde7b0a33723da9dcf21fc