[INFO] fetching crate moteconnection 0.3.1...
[INFO] building moteconnection-0.3.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate moteconnection 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate moteconnection 0.3.1
[INFO] finished tweaking crates.io crate moteconnection 0.3.1
[INFO] tweaked toml for crates.io crate moteconnection 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate moteconnection 0.3.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate moteconnection 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934e6772a3c7968e499c9ae26d53e40e5f4f1200997bb2139f9fe825f41b305d
[INFO] running `Command { std: "docker" "start" "-a" "934e6772a3c7968e499c9ae26d53e40e5f4f1200997bb2139f9fe825f41b305d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934e6772a3c7968e499c9ae26d53e40e5f4f1200997bb2139f9fe825f41b305d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934e6772a3c7968e499c9ae26d53e40e5f4f1200997bb2139f9fe825f41b305d", kill_on_drop: false }`
[INFO] [stdout] 934e6772a3c7968e499c9ae26d53e40e5f4f1200997bb2139f9fe825f41b305d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c913b1ccf031467299b9257b40e84489dcd993f142177747e48cf5432a4d8dd
[INFO] running `Command { std: "docker" "start" "-a" "2c913b1ccf031467299b9257b40e84489dcd993f142177747e48cf5432a4d8dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling moteconnection v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/transport/serial/mod.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 322 |         rx: &'a Receiver<Event<Bytes>>,
[INFO] [stdout]     |              -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 325 |     ) -> ConnectionWorker {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ) -> ConnectionWorker<'a> {
[INFO] [stdout]     |                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/dispatcher/am/dispatcher.rs:247:29
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 247 -                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout] 247 +                 e => panic!("Unexpected event {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:357:24
[INFO] [stdout]     |
[INFO] [stdout] 357 |                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 357 -                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout] 357 +                 panic!("Unknown event {:?}!", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `internal_tx` and `internal_rx` are never read
[INFO] [stdout]   --> src/tests.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct TestTransport {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 14 |         pub handle: Rc<RefCell<Option<TransportHandle>>>,
[INFO] [stdout] 15 |         pub internal_tx: Rc<Sender<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 16 |         pub internal_rx: Rc<Receiver<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestTransport` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.33s
[INFO] running `Command { std: "docker" "inspect" "2c913b1ccf031467299b9257b40e84489dcd993f142177747e48cf5432a4d8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c913b1ccf031467299b9257b40e84489dcd993f142177747e48cf5432a4d8dd", kill_on_drop: false }`
[INFO] [stdout] 2c913b1ccf031467299b9257b40e84489dcd993f142177747e48cf5432a4d8dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08645b1955db5f397e7041ee4a54d6fa699e6a6ca9f08cd01d8d293c0b1454bf
[INFO] running `Command { std: "docker" "start" "-a" "08645b1955db5f397e7041ee4a54d6fa699e6a6ca9f08cd01d8d293c0b1454bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/transport/serial/mod.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 322 |         rx: &'a Receiver<Event<Bytes>>,
[INFO] [stdout]     |              -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 325 |     ) -> ConnectionWorker {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ) -> ConnectionWorker<'a> {
[INFO] [stdout]     |                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/dispatcher/am/dispatcher.rs:247:29
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 247 -                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout] 247 +                 e => panic!("Unexpected event {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:357:24
[INFO] [stdout]     |
[INFO] [stdout] 357 |                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 357 -                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout] 357 +                 panic!("Unknown event {:?}!", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `internal_tx` and `internal_rx` are never read
[INFO] [stdout]   --> src/tests.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct TestTransport {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 14 |         pub handle: Rc<RefCell<Option<TransportHandle>>>,
[INFO] [stdout] 15 |         pub internal_tx: Rc<Sender<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 16 |         pub internal_rx: Rc<Receiver<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestTransport` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling moteconnection v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |         e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 122 -         e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout] 122 +         e => panic!("Expected Event::Data, received {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:135:21
[INFO] [stdout]     |
[INFO] [stdout] 135 |         e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 135 -         e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout] 135 +         e => panic!("Expected Event::Data, received {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:160:25
[INFO] [stdout]     |
[INFO] [stdout] 160 |             e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 160 -             e => panic!(format!("Expected Event::Data, received {:?}", e)),
[INFO] [stdout] 160 +             e => panic!("Expected Event::Data, received {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:164:20
[INFO] [stdout]     |
[INFO] [stdout] 164 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 164 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 164 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:207:24
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 207 -                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout] 207 +                 panic!("Unexpected Event on recv: {:?}", o);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 212 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 212 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:254:24
[INFO] [stdout]     |
[INFO] [stdout] 254 |                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 254 -                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout] 254 +                 panic!("Unexpected Event on recv: {:?}", o);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:259:20
[INFO] [stdout]     |
[INFO] [stdout] 259 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 259 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 259 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:301:24
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 301 -                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout] 301 +                 panic!("Unexpected Event on recv: {:?}", o);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:306:20
[INFO] [stdout]     |
[INFO] [stdout] 306 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 306 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 306 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 348 -                 panic!(format!("Unexpected Event on recv: {:?}", o));
[INFO] [stdout] 348 +                 panic!("Unexpected Event on recv: {:?}", o);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:353:20
[INFO] [stdout]     |
[INFO] [stdout] 353 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 353 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 353 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:404:24
[INFO] [stdout]     |
[INFO] [stdout] 404 |                 panic!(format!("Unexpected message type: {:?}", e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 404 -                 panic!(format!("Unexpected message type: {:?}", e));
[INFO] [stdout] 404 +                 panic!("Unexpected message type: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connection_tests.rs:409:20
[INFO] [stdout]     |
[INFO] [stdout] 409 |             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 409 -             panic!(format!("Unexpected error on recv: {:?}", e));
[INFO] [stdout] 409 +             panic!("Unexpected error on recv: {:?}", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/transport/serial/mod.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 322 |         rx: &'a Receiver<Event<Bytes>>,
[INFO] [stdout]     |              -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 325 |     ) -> ConnectionWorker {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ) -> ConnectionWorker<'a> {
[INFO] [stdout]     |                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/transport/serialforwarder.rs:397:25
[INFO] [stdout]     |
[INFO] [stdout] 397 |             v => panic!(format!("Expected a closed stream, got {:?}", v)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 397 -             v => panic!(format!("Expected a closed stream, got {:?}", v)),
[INFO] [stdout] 397 +             v => panic!("Expected a closed stream, got {:?}", v),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:481:25
[INFO] [stdout]     |
[INFO] [stdout] 481 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 481 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 481 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:503:25
[INFO] [stdout]     |
[INFO] [stdout] 503 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 503 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 503 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 525 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 525 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:547:25
[INFO] [stdout]     |
[INFO] [stdout] 547 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 547 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 547 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:569:25
[INFO] [stdout]     |
[INFO] [stdout] 569 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 569 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 569 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:611:25
[INFO] [stdout]     |
[INFO] [stdout] 611 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 611 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 611 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:634:25
[INFO] [stdout]     |
[INFO] [stdout] 634 |             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 634 -             e => panic!(format!("Unexpected output: {:?}", e)),
[INFO] [stdout] 634 +             e => panic!("Unexpected output: {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/dispatcher/am/dispatcher.rs:247:29
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 247 -                 e => panic!(format!("Unexpected event {:?}", e)),
[INFO] [stdout] 247 +                 e => panic!("Unexpected event {:?}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/connection.rs:357:24
[INFO] [stdout]     |
[INFO] [stdout] 357 |                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 357 -                 panic!(format!("Unknown event {:?}!", e));
[INFO] [stdout] 357 +                 panic!("Unknown event {:?}!", e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `internal_tx` and `internal_rx` are never read
[INFO] [stdout]   --> src/tests.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct TestTransport {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 14 |         pub handle: Rc<RefCell<Option<TransportHandle>>>,
[INFO] [stdout] 15 |         pub internal_tx: Rc<Sender<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 16 |         pub internal_rx: Rc<Receiver<Event<Bytes>>>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestTransport` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.88s
[INFO] running `Command { std: "docker" "inspect" "08645b1955db5f397e7041ee4a54d6fa699e6a6ca9f08cd01d8d293c0b1454bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08645b1955db5f397e7041ee4a54d6fa699e6a6ca9f08cd01d8d293c0b1454bf", kill_on_drop: false }`
[INFO] [stdout] 08645b1955db5f397e7041ee4a54d6fa699e6a6ca9f08cd01d8d293c0b1454bf
