[INFO] fetching crate dono 2.0.0...
[INFO] checking dono-2.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate dono 2.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dono 2.0.0
[INFO] finished tweaking crates.io crate dono 2.0.0
[INFO] tweaked toml for crates.io crate dono 2.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dono 2.0.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding os_type v0.5.0 (available: v2.6.0)
[INFO] [stderr]       Adding regex v0.1.80 (available: v1.11.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 320998b758584896a26f0b1b7dcdaa2fb1e9e35742da4cc3d729da5065d3e049
[INFO] running `Command { std: "docker" "start" "-a" "320998b758584896a26f0b1b7dcdaa2fb1e9e35742da4cc3d729da5065d3e049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "320998b758584896a26f0b1b7dcdaa2fb1e9e35742da4cc3d729da5065d3e049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320998b758584896a26f0b1b7dcdaa2fb1e9e35742da4cc3d729da5065d3e049", kill_on_drop: false }`
[INFO] [stdout] 320998b758584896a26f0b1b7dcdaa2fb1e9e35742da4cc3d729da5065d3e049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1160c39e6436bc692259a7727271119395b84bb6ac3bb2274e7c225d9ed5137
[INFO] running `Command { std: "docker" "start" "-a" "c1160c39e6436bc692259a7727271119395b84bb6ac3bb2274e7c225d9ed5137", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking os_type v0.5.0
[INFO] [stderr]     Checking dono v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(self.write_to_store(&updated_store_string));
[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/labels.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(self.write_to_store(&updated_store_string));
[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/labels.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let store = try!(store());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let store = try!(store());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:52:36
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let updated_store_string = try!(self.updated_store_string());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         try!(self.write_to_store(&destroyed_store_string));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:52:36
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let updated_store_string = try!(self.updated_store_string());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:62:38
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let destroyed_store_string = try!(self.destroyed_store_string());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         try!(self.write_to_store(&destroyed_store_string));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:69:38
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let destroyed_store_string = try!(
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:76:38
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let destroyed_store_string = try!(
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:62:38
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let destroyed_store_string = try!(self.destroyed_store_string());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:85:25
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let raw_store = try!(raw_store());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:69:38
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let destroyed_store_string = try!(
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |             try!(s.emit_struct_field("title", 0, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:76:38
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let destroyed_store_string = try!(
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |             try!(s.emit_struct_field("previous_title", 1, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/labels.rs:85:25
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let raw_store = try!(raw_store());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             try!(s.emit_struct_field("persisted", 2, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |             try!(s.emit_struct_field("title", 0, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:168:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |             let title = try!(d.read_struct_field("title", 0, |d| {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |             try!(s.emit_struct_field("previous_title", 1, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:171:34
[INFO] [stdout]     |
[INFO] [stdout] 171 |             let previous_title = try!(
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             try!(s.emit_struct_field("persisted", 2, |s| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:176:29
[INFO] [stdout]     |
[INFO] [stdout] 176 |             let persisted = try!(d.read_struct_field("persisted", 2, |d| {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:168:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |             let title = try!(d.read_struct_field("title", 0, |d| {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let store = try!(store());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let raw_store = try!(raw_store());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:171:34
[INFO] [stdout]     |
[INFO] [stdout] 171 |             let previous_title = try!(
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             try!(s.emit_struct_field("field", 0, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:176:29
[INFO] [stdout]     |
[INFO] [stdout] 176 |             let persisted = try!(d.read_struct_field("persisted", 2, |d| {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             try!(s.emit_struct_field("code", 1, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try!(s.emit_struct_field("description", 2, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let store = try!(store());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/labels.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let raw_store = try!(raw_store());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             try!(s.emit_struct_field("message", 3, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 |             let field = try!(d.read_struct_field("field", 0, |d| {
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             try!(s.emit_struct_field("field", 0, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |             let code = try!(d.read_struct_field("code", 1, |d| {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             try!(s.emit_struct_field("code", 1, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let description = try!(d.read_struct_field("description", 2, |d| {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:75:27
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let message = try!(d.read_struct_field("message", 3, |d| {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try!(s.emit_struct_field("description", 2, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:135:32
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let derived_password = try!(self.derive_password(&key, &label));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             try!(s.emit_struct_field("message", 3, |s| {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let iterations = try!(self.number_of_iterations_for_key(&key)) as u32;
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 |             let field = try!(d.read_struct_field("field", 0, |d| {
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |             let code = try!(d.read_struct_field("code", 1, |d| {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let description = try!(d.read_struct_field("description", 2, |d| {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:75:27
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let message = try!(d.read_struct_field("message", 3, |d| {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:135:32
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let derived_password = try!(self.derive_password(&key, &label));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let iterations = try!(self.number_of_iterations_for_key(&key)) as u32;
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/labels.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut label = labels.last_mut().unwrap();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "c1160c39e6436bc692259a7727271119395b84bb6ac3bb2274e7c225d9ed5137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1160c39e6436bc692259a7727271119395b84bb6ac3bb2274e7c225d9ed5137", kill_on_drop: false }`
[INFO] [stdout] c1160c39e6436bc692259a7727271119395b84bb6ac3bb2274e7c225d9ed5137