[INFO] fetching crate catt-core 0.1.0... [INFO] testing catt-core-0.1.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate catt-core 0.1.0 into /workspace/builds/worker-44/source [INFO] validating manifest of crates.io crate catt-core 0.1.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate catt-core 0.1.0 [INFO] finished tweaking crates.io crate catt-core 0.1.0 [INFO] tweaked toml for crates.io crate catt-core 0.1.0 written to /workspace/builds/worker-44/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f17cd14b8e97786735884382991d1956a394f479e1a16e766496161ed174fde8 [INFO] running `Command { std: "docker" "start" "-a" "f17cd14b8e97786735884382991d1956a394f479e1a16e766496161ed174fde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f17cd14b8e97786735884382991d1956a394f479e1a16e766496161ed174fde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f17cd14b8e97786735884382991d1956a394f479e1a16e766496161ed174fde8", kill_on_drop: false }` [INFO] [stdout] f17cd14b8e97786735884382991d1956a394f479e1a16e766496161ed174fde8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c28a192b590028cbad0f4378c8eeedbc47664720bf176aad71fe79cbae2088c [INFO] running `Command { std: "docker" "start" "-a" "6c28a192b590028cbad0f4378c8eeedbc47664720bf176aad71fe79cbae2088c", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling error-chain v0.5.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling catt-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `tokio_core::channel` [INFO] [stdout] --> src/bus.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio_core::channel::Receiver; [INFO] [stdout] | ^^^^^^^ could not find `channel` in `tokio_core` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `tokio_core::channel` [INFO] [stdout] --> src/binding.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio_core::channel::Receiver; [INFO] [stdout] | ^^^^^^^ could not find `channel` in `tokio_core` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(question_mark)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/bus.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | fn new(&Handle, &Self::Config) -> Result<(Self, Receiver), Self::Error> [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Handle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/bus.rs:26:21 [INFO] [stdout] | [INFO] [stdout] 26 | fn new(&Handle, &Self::Config) -> Result<(Self, Receiver), Self::Error> [INFO] [stdout] | ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Config` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/bus.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | fn publish(&self, Message) -> Result<(), Self::Error>; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Message` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/bus.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | fn subscribe(&self, item_name: &str, SubType) -> Result<(), Self::Error>; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: SubType` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/bus.rs:31:44 [INFO] [stdout] | [INFO] [stdout] 31 | fn unsubscribe(&self, item_name: &str, SubType) -> Result<(), Self::Error>; [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: SubType` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/value.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(Debug,PartialEq,Clone,RustcEncodable,RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/value.rs:24:47 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(Debug,PartialEq,Clone,RustcEncodable,RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/item.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(RustcEncodable,Debug,RustcDecodable,Default)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/item.rs:5:31 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(RustcEncodable,Debug,RustcDecodable,Default)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/item.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | fn set_value(&self, Value) -> Result<(), Self::Error>; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Value` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/binding.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(&Handle, &Self::Config) -> Result<(Self, Receiver>), Self::Error> [INFO] [stdout] | ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Handle` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/binding.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(&Handle, &Self::Config) -> Result<(Self, Receiver>), Self::Error> [INFO] [stdout] | ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Config` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/binding.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | fn get_value(&self, &str) -> Option; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/bridge/config.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Default, RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/value.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / error_chain!{ [INFO] [stdout] 10 | | foreign_links { [INFO] [stdout] 11 | | io::Error, Io; [INFO] [stdout] 12 | | num::ParseFloatError, ParseNumber; [INFO] [stdout] ... | [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/bridge/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | / error_chain! { [INFO] [stdout] 23 | | links { [INFO] [stdout] 24 | | config::Error, config::ErrorKind, ConfigError; [INFO] [stdout] 25 | | } [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/bridge/config.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain! { [INFO] [stdout] 11 | | foreign_links { [INFO] [stdout] 12 | | ::std::io::Error, IoError; [INFO] [stdout] 13 | | ::toml::Error, TomlError; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bridge/mod.rs:32:20 [INFO] [stdout] | [INFO] [stdout] 32 | Bus(e: Box) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 - Bus(e: Box) { [INFO] [stdout] 32 + Bus(e: Box) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bridge/mod.rs:36:24 [INFO] [stdout] | [INFO] [stdout] 36 | Binding(e: Box) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 - Binding(e: Box) { [INFO] [stdout] 36 + Binding(e: Box) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/value.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / error_chain!{ [INFO] [stdout] 10 | | foreign_links { [INFO] [stdout] 11 | | io::Error, Io; [INFO] [stdout] 12 | | num::ParseFloatError, ParseNumber; [INFO] [stdout] ... | [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bridge/config.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain! { [INFO] [stdout] 11 | | foreign_links { [INFO] [stdout] 12 | | ::std::io::Error, IoError; [INFO] [stdout] 13 | | ::toml::Error, TomlError; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bridge/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | / error_chain! { [INFO] [stdout] 23 | | links { [INFO] [stdout] 24 | | config::Error, config::ErrorKind, ConfigError; [INFO] [stdout] 25 | | } [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::stream::Stream` [INFO] [stdout] --> src/bridge/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::stream::Stream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `catt-core` due to 5 previous errors; 24 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6c28a192b590028cbad0f4378c8eeedbc47664720bf176aad71fe79cbae2088c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c28a192b590028cbad0f4378c8eeedbc47664720bf176aad71fe79cbae2088c", kill_on_drop: false }` [INFO] [stdout] 6c28a192b590028cbad0f4378c8eeedbc47664720bf176aad71fe79cbae2088c