[INFO] cloning repository https://github.com/itsdalmo/rust-hooks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsdalmo/rust-hooks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsdalmo%2Frust-hooks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsdalmo%2Frust-hooks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cbdd04083a197d0f9764005e74be24646a331ac
[INFO] building itsdalmo/rust-hooks against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsdalmo%2Frust-hooks" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itsdalmo/rust-hooks on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/itsdalmo/rust-hooks
[INFO] finished tweaking git repo https://github.com/itsdalmo/rust-hooks
[INFO] tweaked toml for git repo https://github.com/itsdalmo/rust-hooks written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/itsdalmo/rust-hooks 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fac71eee71a65f4a1947d796f5eb7e5b7e5da77e546fb11b41553deca2b54d9
[INFO] running `Command { std: "docker" "start" "-a" "2fac71eee71a65f4a1947d796f5eb7e5b7e5da77e546fb11b41553deca2b54d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fac71eee71a65f4a1947d796f5eb7e5b7e5da77e546fb11b41553deca2b54d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fac71eee71a65f4a1947d796f5eb7e5b7e5da77e546fb11b41553deca2b54d9", kill_on_drop: false }`
[INFO] [stdout] 2fac71eee71a65f4a1947d796f5eb7e5b7e5da77e546fb11b41553deca2b54d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a700f4259ee9e61f3192c8cf44340598257fa361e005aad97760fb3c5b3552a3
[INFO] running `Command { std: "docker" "start" "-a" "a700f4259ee9e61f3192c8cf44340598257fa361e005aad97760fb3c5b3552a3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling hooks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let cmd = try!(Command::new("git")
[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/utils.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let branch = try!(String::from_utf8(cmd.stdout));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let check = try!(Regex::new(r"^(\w{2,2}-\d+)"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let check = try!(Regex::new(&format!("(?i)^{}$", c)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let check = try!(Regex::new(&format!("^{}.*$", c)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let local  = try!(base_name(refs[0]));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:114:18
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let remote = try!(base_name(refs[2]));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     try!(io::stdin().read_to_string(&mut buffer));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:136:15
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let res = try!(parse_refs(&buffer));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut f = try!(File::open(file));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let branch = try!(utils::current_branch());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let master = try!(utils::string_matches(&branch, "master"));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let message = try!(utils::read_message(file));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let issue_in_message = try!(utils::string_starts_with(&message, issue));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let branch = try!(utils::current_branch());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (local, remote) = try!(utils::get_refs());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let issue_in_branch = try!(utils::string_starts_with(&remote, &issue));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&error::Error> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:15:45
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Error::Io(ref err)       => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:16:45
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Error::Encoding(ref err) => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Error::Regex(ref err)    => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/utils.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Ok(branch.trim_right().to_string())
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Ok(branch.trim_end().to_string())
[INFO] [stdout]    |               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/utils.rs:109:29
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let refs: Vec<&str> = s.trim_right().split(" ").collect();
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let refs: Vec<&str> = s.trim_end().split(" ").collect();
[INFO] [stdout]     |                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/utils.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Ok(s.trim_right().to_string())
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Ok(s.trim_end().to_string())
[INFO] [stdout]     |          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "a700f4259ee9e61f3192c8cf44340598257fa361e005aad97760fb3c5b3552a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a700f4259ee9e61f3192c8cf44340598257fa361e005aad97760fb3c5b3552a3", kill_on_drop: false }`
[INFO] [stdout] a700f4259ee9e61f3192c8cf44340598257fa361e005aad97760fb3c5b3552a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68307d3a1c6832806b6ef94bea77891ad92d10dd06c8c58f8ce488cce2ce4cfa
[INFO] running `Command { std: "docker" "start" "-a" "68307d3a1c6832806b6ef94bea77891ad92d10dd06c8c58f8ce488cce2ce4cfa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling hooks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let cmd = try!(Command::new("git")
[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/utils.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let branch = try!(String::from_utf8(cmd.stdout));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let check = try!(Regex::new(r"^(\w{2,2}-\d+)"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let check = try!(Regex::new(&format!("(?i)^{}$", c)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/utils.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let check = try!(Regex::new(&format!("^{}.*$", c)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let local  = try!(base_name(refs[0]));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:114:18
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let remote = try!(base_name(refs[2]));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     try!(io::stdin().read_to_string(&mut buffer));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:136:15
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let res = try!(parse_refs(&buffer));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utils.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut f = try!(File::open(file));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let branch = try!(utils::current_branch());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let master = try!(utils::string_matches(&branch, "master"));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let message = try!(utils::read_message(file));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let issue_in_message = try!(utils::string_starts_with(&message, issue));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let branch = try!(utils::current_branch());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (local, remote) = try!(utils::get_refs());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let issue_in_branch = try!(utils::string_starts_with(&remote, &issue));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&error::Error> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:15:45
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Error::Io(ref err)       => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:16:45
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Error::Encoding(ref err) => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Error::Regex(ref err)    => err.description(),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/utils.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Ok(branch.trim_right().to_string())
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Ok(branch.trim_end().to_string())
[INFO] [stdout]    |               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/utils.rs:109:29
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let refs: Vec<&str> = s.trim_right().split(" ").collect();
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let refs: Vec<&str> = s.trim_end().split(" ").collect();
[INFO] [stdout]     |                             ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/utils.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Ok(s.trim_right().to_string())
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Ok(s.trim_end().to_string())
[INFO] [stdout]     |          ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_commit` is never used
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn check_commit(file: &str) -> Result<bool, error::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_push` is never used
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn check_push() -> Result<bool, error::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "68307d3a1c6832806b6ef94bea77891ad92d10dd06c8c58f8ce488cce2ce4cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68307d3a1c6832806b6ef94bea77891ad92d10dd06c8c58f8ce488cce2ce4cfa", kill_on_drop: false }`
[INFO] [stdout] 68307d3a1c6832806b6ef94bea77891ad92d10dd06c8c58f8ce488cce2ce4cfa