[INFO] fetching crate m3u 1.0.0...
[INFO] checking m3u-1.0.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate m3u 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate m3u 1.0.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate m3u 1.0.0
[INFO] finished tweaking crates.io crate m3u 1.0.0
[INFO] tweaked toml for crates.io crate m3u 1.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f7eac827b04b7549f0b88bf56e1b2bf9d145894467238a0675d3e060ea857d0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f7eac827b04b7549f0b88bf56e1b2bf9d145894467238a0675d3e060ea857d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f7eac827b04b7549f0b88bf56e1b2bf9d145894467238a0675d3e060ea857d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7eac827b04b7549f0b88bf56e1b2bf9d145894467238a0675d3e060ea857d0", kill_on_drop: false }`
[INFO] [stdout] 9f7eac827b04b7549f0b88bf56e1b2bf9d145894467238a0675d3e060ea857d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726bfc5876cb72d21dcdab5f106c9626592206c40f9c48ac2ce0b93123ac646c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "726bfc5876cb72d21dcdab5f106c9626592206c40f9c48ac2ce0b93123ac646c", kill_on_drop: false }`
[INFO] [stderr]     Checking m3u v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:132:34
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let num_read_bytes = try!(reader.read_line(&mut line_buffer));
[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]    --> src/read.rs:196:16
[INFO] [stdout]     |
[INFO] [stdout] 196 |             if try!(reader.read_line(line_buffer)) == 0 {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:224:31
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let entry = match try!(read_next_entry(reader, line_buffer)) {
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:257:20
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let file = try!(std::fs::File::open(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:273:20
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let file = try!(std::fs::File::open(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |         if try!(reader.read_line(line_buffer)) == 0 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:369:32
[INFO] [stdout]     |
[INFO] [stdout] 369 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:386:32
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(write_entry(line_buffer, entry));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         try!(writeln!(&mut line_buffer, "#EXTM3U"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         try!(writer.write_all(&line_buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(writeln!(line_buffer, "#EXTINF:{},{}", extinf.duration_secs, &extinf.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         try!(write_entry(line_buffer, &entry_ext.entry));
[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/read.rs:366:36
[INFO] [stdout]     |
[INFO] [stdout] 366 |                 std::error::Error::description(err),
[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/read.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 std::error::Error::description(err),
[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/read.rs:399:52
[INFO] [stdout]     |
[INFO] [stdout] 399 |                 write!(f, "{}", std::error::Error::description(self)),
[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/read.rs:410:52
[INFO] [stdout]     |
[INFO] [stdout] 410 |                 write!(f, "{}", std::error::Error::description(self)),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:132:34
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let num_read_bytes = try!(reader.read_line(&mut line_buffer));
[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]    --> src/read.rs:196:16
[INFO] [stdout]     |
[INFO] [stdout] 196 |             if try!(reader.read_line(line_buffer)) == 0 {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:224:31
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let entry = match try!(read_next_entry(reader, line_buffer)) {
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:257:20
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let file = try!(std::fs::File::open(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:273:20
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let file = try!(std::fs::File::open(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/read.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |         if try!(reader.read_line(line_buffer)) == 0 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:369:32
[INFO] [stdout]     |
[INFO] [stdout] 369 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:386:32
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(write_entry(line_buffer, entry));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         try!(writeln!(&mut line_buffer, "#EXTM3U"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         try!(writer.write_all(&line_buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(writeln!(line_buffer, "#EXTINF:{},{}", extinf.duration_secs, &extinf.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         try!(write_entry(line_buffer, &entry_ext.entry));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:133:36
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let line = line_buffer.trim_left();
[INFO] [stdout]     |                                    ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[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/read.rs:366:36
[INFO] [stdout]     |
[INFO] [stdout] 366 |                 std::error::Error::description(err),
[INFO] [stdout]     |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:201:40
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let line = line_buffer.trim_left();
[INFO] [stdout]     |                                        ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[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/read.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 std::error::Error::description(err),
[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/read.rs:399:52
[INFO] [stdout]     |
[INFO] [stdout] 399 |                 write!(f, "{}", std::error::Error::description(self)),
[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/read.rs:410:52
[INFO] [stdout]     |
[INFO] [stdout] 410 |                 write!(f, "{}", std::error::Error::description(self)),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/read.rs:217:53
[INFO] [stdout]     |
[INFO] [stdout] 217 |                         let entry = read_entry(line.trim_right());
[INFO] [stdout]     |                                                     ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:292:32
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let line = line_buffer.trim_left();
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/read.rs:299:49
[INFO] [stdout]     |
[INFO] [stdout] 299 |             _ => return Ok(Some(read_entry(line.trim_right()))),
[INFO] [stdout]     |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:133:36
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let line = line_buffer.trim_left();
[INFO] [stdout]     |                                    ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:201:40
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let line = line_buffer.trim_left();
[INFO] [stdout]     |                                        ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/read.rs:217:53
[INFO] [stdout]     |
[INFO] [stdout] 217 |                         let entry = read_entry(line.trim_right());
[INFO] [stdout]     |                                                     ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/read.rs:292:32
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let line = line_buffer.trim_left();
[INFO] [stdout]     |                                ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/read.rs:299:49
[INFO] [stdout]     |
[INFO] [stdout] 299 |             _ => return Ok(Some(read_entry(line.trim_right()))),
[INFO] [stdout]     |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "726bfc5876cb72d21dcdab5f106c9626592206c40f9c48ac2ce0b93123ac646c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726bfc5876cb72d21dcdab5f106c9626592206c40f9c48ac2ce0b93123ac646c", kill_on_drop: false }`
[INFO] [stdout] 726bfc5876cb72d21dcdab5f106c9626592206c40f9c48ac2ce0b93123ac646c
