[INFO] crate mailin 0.4.0 is already in cache
[INFO] extracting crate mailin 0.4.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mailin/0.4.0
[INFO] extracting crate mailin 0.4.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mailin/0.4.0
[INFO] validating manifest of mailin-0.4.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mailin-0.4.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mailin-0.4.0
[INFO] finished frobbing mailin-0.4.0
[INFO] frobbed toml for mailin-0.4.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mailin/0.4.0/Cargo.toml
[INFO] started frobbing mailin-0.4.0
[INFO] finished frobbing mailin-0.4.0
[INFO] frobbed toml for mailin-0.4.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mailin/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mailin-0.4.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mailin/0.4.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d22cdb233054a251afd09597bc5dd685af884ff3c66370bb44f7eb3ebc8e99db
[INFO] running `"docker" "start" "-a" "d22cdb233054a251afd09597bc5dd685af884ff3c66370bb44f7eb3ebc8e99db"`
[INFO] [stderr]     Checking ternop v1.0.1
[INFO] [stderr]     Checking mailin v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:54:32
[INFO] [stderr]    |
[INFO] [stderr] 54 |     ) -> (Response, Option<Box<State>>);
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |     F: FnOnce() -> Box<State>,
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |     current: Box<State>,
[INFO] [stderr]    |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:72:28
[INFO] [stderr]    |
[INFO] [stderr] 72 | ) -> (Response, Option<Box<State>>)
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:93:25
[INFO] [stderr]    |
[INFO] [stderr] 93 |     F: FnOnce(S) -> Box<State>,
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:90:28
[INFO] [stderr]    |
[INFO] [stderr] 90 | ) -> (Response, Option<Box<State>>)
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:105:18
[INFO] [stderr]     |
[INFO] [stderr] 105 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:118:27
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn unhandled(current: Box<State>) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:118:60
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn unhandled(current: Box<State>) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:122:75
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn handle_rset(fsm: &StateMachine, domain: &str) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:140:18
[INFO] [stderr]     |
[INFO] [stderr] 140 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:144:28
[INFO] [stderr]     |
[INFO] [stderr] 144 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:162:18
[INFO] [stderr]     |
[INFO] [stderr] 162 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:166:28
[INFO] [stderr]     |
[INFO] [stderr] 166 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:215:32
[INFO] [stderr]     |
[INFO] [stderr] 215 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:244:32
[INFO] [stderr]     |
[INFO] [stderr] 244 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:286:32
[INFO] [stderr]     |
[INFO] [stderr] 286 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:331:32
[INFO] [stderr]     |
[INFO] [stderr] 331 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:384:32
[INFO] [stderr]     |
[INFO] [stderr] 384 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:424:32
[INFO] [stderr]     |
[INFO] [stderr] 424 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:434:70
[INFO] [stderr]     |
[INFO] [stderr] 434 |                     r => (Response::from(r), Box::new(sink()) as Box<Write>),
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |     writer: Box<Write>,
[INFO] [stderr]     |                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:513:22
[INFO] [stderr]     |
[INFO] [stderr] 513 |     smtp: Option<Box<State>>,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:541:45
[INFO] [stderr]     |
[INFO] [stderr] 541 |     pub fn command(&mut self, handler: &mut Handler, cmd: Cmd) -> Response {
[INFO] [stderr]     |                                             ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:553:29
[INFO] [stderr]     |
[INFO] [stderr] 553 |                 let s: &mut State = s.borrow_mut();
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 | fn next_string(it: &mut Iterator<Item = &[u8]>) -> String {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:219:38
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn write_to(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:340:12
[INFO] [stderr]     |
[INFO] [stderr] 340 |     Ok(Box<Write>),
[INFO] [stderr]     |            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:54:32
[INFO] [stderr]    |
[INFO] [stderr] 54 |     ) -> (Response, Option<Box<State>>);
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |     F: FnOnce() -> Box<State>,
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |     current: Box<State>,
[INFO] [stderr]    |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:72:28
[INFO] [stderr]    |
[INFO] [stderr] 72 | ) -> (Response, Option<Box<State>>)
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:93:25
[INFO] [stderr]    |
[INFO] [stderr] 93 |     F: FnOnce(S) -> Box<State>,
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fsm.rs:90:28
[INFO] [stderr]    |
[INFO] [stderr] 90 | ) -> (Response, Option<Box<State>>)
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:105:18
[INFO] [stderr]     |
[INFO] [stderr] 105 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:118:27
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn unhandled(current: Box<State>) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:118:60
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn unhandled(current: Box<State>) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:122:75
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn handle_rset(fsm: &StateMachine, domain: &str) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:140:18
[INFO] [stderr]     |
[INFO] [stderr] 140 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:144:28
[INFO] [stderr]     |
[INFO] [stderr] 144 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:162:18
[INFO] [stderr]     |
[INFO] [stderr] 162 |     current: Box<State>,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:166:28
[INFO] [stderr]     |
[INFO] [stderr] 166 | ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:215:32
[INFO] [stderr]     |
[INFO] [stderr] 215 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:244:32
[INFO] [stderr]     |
[INFO] [stderr] 244 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:286:32
[INFO] [stderr]     |
[INFO] [stderr] 286 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:331:32
[INFO] [stderr]     |
[INFO] [stderr] 331 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:384:32
[INFO] [stderr]     |
[INFO] [stderr] 384 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:424:32
[INFO] [stderr]     |
[INFO] [stderr] 424 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:434:70
[INFO] [stderr]     |
[INFO] [stderr] 434 |                     r => (Response::from(r), Box::new(sink()) as Box<Write>),
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |     writer: Box<Write>,
[INFO] [stderr]     |                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |     ) -> (Response, Option<Box<State>>) {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:513:22
[INFO] [stderr]     |
[INFO] [stderr] 513 |     smtp: Option<Box<State>>,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:541:45
[INFO] [stderr]     |
[INFO] [stderr] 541 |     pub fn command(&mut self, handler: &mut Handler, cmd: Cmd) -> Response {
[INFO] [stderr]     |                                             ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fsm.rs:553:29
[INFO] [stderr]     |
[INFO] [stderr] 553 |                 let s: &mut State = s.borrow_mut();
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 | fn next_string(it: &mut Iterator<Item = &[u8]>) -> String {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:219:38
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn write_to(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:340:12
[INFO] [stderr]     |
[INFO] [stderr] 340 |     Ok(Box<Write>),
[INFO] [stderr]     |            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "d22cdb233054a251afd09597bc5dd685af884ff3c66370bb44f7eb3ebc8e99db"`
[INFO] running `"docker" "rm" "-f" "d22cdb233054a251afd09597bc5dd685af884ff3c66370bb44f7eb3ebc8e99db"`
[INFO] [stdout] d22cdb233054a251afd09597bc5dd685af884ff3c66370bb44f7eb3ebc8e99db