[INFO] fetching crate utp 0.7.0...
[INFO] checking utp-0.7.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate utp 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate utp 0.7.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate utp 0.7.0
[INFO] finished tweaking crates.io crate utp 0.7.0
[INFO] tweaked toml for crates.io crate utp 0.7.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b13865e15c9f45573a1dbdf02afffc1bb63d67d5f56970b262699c8aca4c7a6
[INFO] running `"docker" "start" "-a" "1b13865e15c9f45573a1dbdf02afffc1bb63d67d5f56970b262699c8aca4c7a6"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking utp v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:233:20
[INFO] [stderr]     |
[INFO] [stderr] 233 |         let addr = try!(take_address(other));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:238:26
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let mut socket = try!(UtpSocket::bind(my_addr));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             try!(socket.socket.send_to(packet.as_ref(), socket.connected_to));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:280:22
[INFO] [stderr]     |
[INFO] [stderr] 280 |         let packet = try!(Packet::try_from(&buf[..len]));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:282:9
[INFO] [stderr]     |
[INFO] [stderr] 282 |         try!(socket.handle_packet(&packet, addr));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:302:9
[INFO] [stderr]     |
[INFO] [stderr] 302 |         try!(self.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:312:9
[INFO] [stderr]     |
[INFO] [stderr] 312 |         try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:319:13
[INFO] [stderr]     |
[INFO] [stderr] 319 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:382:21
[INFO] [stderr]     |
[INFO] [stderr] 382 |                     try!(self.handle_receive_timeout());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:405:32
[INFO] [stderr]     |
[INFO] [stderr] 405 |         if let Some(mut pkt) = try!(self.handle_packet(&packet, src)) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:407:13
[INFO] [stderr]     |
[INFO] [stderr] 407 |             try!(self.socket.send_to(pkt.as_ref(), src));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:452:17
[INFO] [stderr]     |
[INFO] [stderr] 452 |                 try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:465:13
[INFO] [stderr]     |
[INFO] [stderr] 465 |             try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:578:9
[INFO] [stderr]     |
[INFO] [stderr] 578 |         try!(self.send());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:588:13
[INFO] [stderr]     |
[INFO] [stderr] 588 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:597:13
[INFO] [stderr]     |
[INFO] [stderr] 597 |             try!(self.send_packet(&mut packet));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:620:13
[INFO] [stderr]     |
[INFO] [stderr] 620 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:637:9
[INFO] [stderr]     |
[INFO] [stderr] 637 |         try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/socket.rs:1133:26
[INFO] [stderr]      |
[INFO] [stderr] 1133 |             let packet = try!(Packet::try_from(&buf[..nread]));
[INFO] [stderr]      |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/socket.rs:1147:30
[INFO] [stderr]      |
[INFO] [stderr] 1147 |             let mut socket = try!(inner_socket.map(|s| UtpSocket::from_raw_parts(s, src)));
[INFO] [stderr]      |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:233:20
[INFO] [stderr]     |
[INFO] [stderr] 233 |         let addr = try!(take_address(other));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:238:26
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let mut socket = try!(UtpSocket::bind(my_addr));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             try!(socket.socket.send_to(packet.as_ref(), socket.connected_to));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:280:22
[INFO] [stderr]     |
[INFO] [stderr] 280 |         let packet = try!(Packet::try_from(&buf[..len]));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:282:9
[INFO] [stderr]     |
[INFO] [stderr] 282 |         try!(socket.handle_packet(&packet, addr));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:302:9
[INFO] [stderr]     |
[INFO] [stderr] 302 |         try!(self.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:312:9
[INFO] [stderr]     |
[INFO] [stderr] 312 |         try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:319:13
[INFO] [stderr]     |
[INFO] [stderr] 319 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:382:21
[INFO] [stderr]     |
[INFO] [stderr] 382 |                     try!(self.handle_receive_timeout());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:405:32
[INFO] [stderr]     |
[INFO] [stderr] 405 |         if let Some(mut pkt) = try!(self.handle_packet(&packet, src)) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:407:13
[INFO] [stderr]     |
[INFO] [stderr] 407 |             try!(self.socket.send_to(pkt.as_ref(), src));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:452:17
[INFO] [stderr]     |
[INFO] [stderr] 452 |                 try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:465:13
[INFO] [stderr]     |
[INFO] [stderr] 465 |             try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:578:9
[INFO] [stderr]     |
[INFO] [stderr] 578 |         try!(self.send());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:588:13
[INFO] [stderr]     |
[INFO] [stderr] 588 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:597:13
[INFO] [stderr]     |
[INFO] [stderr] 597 |             try!(self.send_packet(&mut packet));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:620:13
[INFO] [stderr]     |
[INFO] [stderr] 620 |             try!(self.recv(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:637:9
[INFO] [stderr]     |
[INFO] [stderr] 637 |         try!(self.socket.send_to(packet.as_ref(), self.connected_to));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/socket.rs:1133:26
[INFO] [stderr]      |
[INFO] [stderr] 1133 |             let packet = try!(Packet::try_from(&buf[..nread]));
[INFO] [stderr]      |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/socket.rs:1147:30
[INFO] [stderr]      |
[INFO] [stderr] 1147 |             let mut socket = try!(inner_socket.map(|s| UtpSocket::from_raw_parts(s, src)));
[INFO] [stderr]      |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]     --> src/socket.rs:2214:30
[INFO] [stderr]      |
[INFO] [stderr] 2214 |         assert!(take_address(("0.0.0.0:0")).is_ok());
[INFO] [stderr]      |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]     --> src/socket.rs:2215:30
[INFO] [stderr]      |
[INFO] [stderr] 2215 |         assert!(take_address(("[::]:0")).is_ok());
[INFO] [stderr]      |                              ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]     --> src/socket.rs:2222:30
[INFO] [stderr]      |
[INFO] [stderr] 2222 |         assert!(take_address(("1.2.3.4:70000")).is_err());
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]     --> src/socket.rs:1198:46
[INFO] [stderr]      |
[INFO] [stderr] 1198 |         use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]      |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]     --> src/socket.rs:1199:43
[INFO] [stderr]      |
[INFO] [stderr] 1199 |         static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]      |                                           ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packet.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let mut header = unsafe { &mut *(self.0.as_mut_ptr() as *mut PacketHeader) };
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/socket.rs:463:17
[INFO] [stderr]     |
[INFO] [stderr] 463 |             let mut packet = &mut self.send_window[0];
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/utpcat.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> tests/stream.rs:12:42
[INFO] [stderr]    |
[INFO] [stderr] 12 |     use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> tests/stream.rs:13:39
[INFO] [stderr]    |
[INFO] [stderr] 13 |     static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> benches/socket.rs:16:42
[INFO] [stderr]    |
[INFO] [stderr] 16 |     use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> benches/socket.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packet.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let mut header = unsafe { &mut *(self.0.as_mut_ptr() as *mut PacketHeader) };
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> benches/stream.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 |     use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> benches/stream.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/socket.rs:463:17
[INFO] [stderr]     |
[INFO] [stderr] 463 |             let mut packet = &mut self.send_window[0];
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `"docker" "inspect" "1b13865e15c9f45573a1dbdf02afffc1bb63d67d5f56970b262699c8aca4c7a6"`
[INFO] running `"docker" "rm" "-f" "1b13865e15c9f45573a1dbdf02afffc1bb63d67d5f56970b262699c8aca4c7a6"`
[INFO] [stdout] 1b13865e15c9f45573a1dbdf02afffc1bb63d67d5f56970b262699c8aca4c7a6