[INFO] fetching crate dono 2.0.0...
[INFO] checking dono-2.0.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate dono 2.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dono 2.0.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b628de4f0e80a01c6db65402f2125ade6d7862f105b9722cf6c561d85557b37
[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" "8b628de4f0e80a01c6db65402f2125ade6d7862f105b9722cf6c561d85557b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b628de4f0e80a01c6db65402f2125ade6d7862f105b9722cf6c561d85557b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b628de4f0e80a01c6db65402f2125ade6d7862f105b9722cf6c561d85557b37", kill_on_drop: false }`
[INFO] [stdout] 8b628de4f0e80a01c6db65402f2125ade6d7862f105b9722cf6c561d85557b37
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 511770fd11343715a18647dbaaa9f5717cc0015b5151716c1aecafe61c99d489
[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" "511770fd11343715a18647dbaaa9f5717cc0015b5151716c1aecafe61c99d489", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking os_type v0.5.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.23
[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:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let store = try!(store());
[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: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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(self.write_to_store(&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: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: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: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: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: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: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: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: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: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: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/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: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: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/labels.rs:237:30
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let mut home_directory = env::home_dir().unwrap();
[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]    = 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: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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(self.write_to_store(&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: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: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: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: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: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: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: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: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: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: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/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: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: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/labels.rs:237:30
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let mut home_directory = env::home_dir().unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> tests/labels.rs:264:30
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let mut home_directory = env::home_dir().unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.88s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "511770fd11343715a18647dbaaa9f5717cc0015b5151716c1aecafe61c99d489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511770fd11343715a18647dbaaa9f5717cc0015b5151716c1aecafe61c99d489", kill_on_drop: false }`
[INFO] [stdout] 511770fd11343715a18647dbaaa9f5717cc0015b5151716c1aecafe61c99d489