[INFO] fetching crate hawk-ws 0.1.1...
[INFO] checking hawk-ws-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate hawk-ws 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate hawk-ws 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hawk-ws 0.1.1
[INFO] finished tweaking crates.io crate hawk-ws 0.1.1
[INFO] tweaked toml for crates.io crate hawk-ws 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f161a6e7aab728f25177f95beb70eafacd0d90bcbc0601ac579636d277993de
[INFO] running `Command { std: "docker" "start" "-a" "0f161a6e7aab728f25177f95beb70eafacd0d90bcbc0601ac579636d277993de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f161a6e7aab728f25177f95beb70eafacd0d90bcbc0601ac579636d277993de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f161a6e7aab728f25177f95beb70eafacd0d90bcbc0601ac579636d277993de", kill_on_drop: false }`
[INFO] [stdout] 0f161a6e7aab728f25177f95beb70eafacd0d90bcbc0601ac579636d277993de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5307e5dde5391e1d9fd97d9bc455e9b8a3b4ff831343742ee0011cc8fbaf693a
[INFO] running `Command { std: "docker" "start" "-a" "5307e5dde5391e1d9fd97d9bc455e9b8a3b4ff831343742ee0011cc8fbaf693a", kill_on_drop: false }`
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking hawk-ws v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Custom(Box<StdError + Send + Sync>),
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Custom(Box<dyn StdError + Send + Sync>),
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn into_box(self) -> Box<StdError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn into_box(self) -> Box<dyn StdError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/result.rs:131:32
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn cause(&self) -> Option<&StdError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/external_shutdown.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/threaded.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/bench-server.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/remote_addr.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/unsafe-ssl-client.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]   --> examples/ssl-server.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate ws;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/remote_addr.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |         if let Some(ip_addr) = try!(shake.remote_addr()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/pong.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/pong.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         try!(self.out.timeout(5_000, PING));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/pong.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 try!(self.out.ping(time::precise_time_ns().to_string().into()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/pong.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 try!(self.out.cancel(t))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/pong.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 try!(self.out.cancel(t))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> examples/pong.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         try!(self.out.timeout(30_000, EXPIRE));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> examples/pong.rs:110:31
[INFO] [stdout]     |
[INFO] [stdout] 110 |             if let Ok(pong) = try!(from_utf8(frame.payload())).parse::<u64>() {
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/cli.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/bench.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]   --> examples/channel.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate ws;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/client.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "unsafe-ssl-client") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `hawk-ws` (example "ssl-server") due to 2 previous errors
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/bench.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(self.out.send(MESSAGE));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "bench-server") due to 2 previous errors
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/bench.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 try!(self.out.close(CloseCode::Normal));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/bench.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 try!(self.out.send(MESSAGE));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "client") due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "external_shutdown") due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "threaded") due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "channel") due to 2 previous errors
[INFO] [stderr] error: could not compile `hawk-ws` (example "remote_addr") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `hawk-ws` (example "cli") due to 2 previous errors
[INFO] [stderr] error: could not compile `hawk-ws` (example "pong") due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] error: could not compile `hawk-ws` (example "bench") due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/autobahn-client.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/autobahn-client.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(connect("ws://127.0.0.1:9001/getCaseCount", |out| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/autobahn-client.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let count = try!(msg.as_text());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> examples/shared.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]  --> tests/shutdown.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate ws;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `ws`
[INFO] [stdout]   --> examples/peer2peer.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | extern crate ws;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "shared") due to 2 previous errors
[INFO] [stderr] error: could not compile `hawk-ws` (example "autobahn-client") due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hawk-ws` (example "peer2peer") due to 2 previous errors
[INFO] [stderr] error: could not compile `hawk-ws` (test "shutdown") due to 2 previous errors
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Custom(Box<StdError + Send + Sync>),
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Custom(Box<dyn StdError + Send + Sync>),
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/result.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn into_box(self) -> Box<StdError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn into_box(self) -> Box<dyn StdError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/result.rs:131:32
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn cause(&self) -> Option<&StdError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]   --> src/factory.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         factory.connection_made(Sender::new(mio::Token(0), chn, 0));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: closures are lazy and do nothing unless called
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5307e5dde5391e1d9fd97d9bc455e9b8a3b4ff831343742ee0011cc8fbaf693a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5307e5dde5391e1d9fd97d9bc455e9b8a3b4ff831343742ee0011cc8fbaf693a", kill_on_drop: false }`
[INFO] [stdout] 5307e5dde5391e1d9fd97d9bc455e9b8a3b4ff831343742ee0011cc8fbaf693a
