[INFO] fetching crate emailmessage 0.2.2...
[INFO] extracting crate emailmessage 0.2.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/emailmessage/0.2.2
[INFO] extracting crate emailmessage 0.2.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/emailmessage/0.2.2
[INFO] validating manifest of emailmessage-0.2.2 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of emailmessage-0.2.2 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing emailmessage-0.2.2
[INFO] finished frobbing emailmessage-0.2.2
[INFO] frobbed toml for emailmessage-0.2.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/emailmessage/0.2.2/Cargo.toml
[INFO] started frobbing emailmessage-0.2.2
[INFO] finished frobbing emailmessage-0.2.2
[INFO] frobbed toml for emailmessage-0.2.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/emailmessage/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking emailmessage-0.2.2 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/emailmessage/0.2.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e37d3e1f2015b8237a601fe03810d5e7f669394ac00d8215d95e8770bfb204fd
[INFO] running `"docker" "start" "-a" "e37d3e1f2015b8237a601fe03810d5e7f669394ac00d8215d95e8770bfb204fd"`
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking emailmessage v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:35:40
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn encode_chunk(&mut self, input: &Buf) -> Result<Bytes, ()>;
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[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/encoder.rs:45:39
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn encode_all(&mut self, source: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                       ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:74:40
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:94:40
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:116:40
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:199:40
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:244:40
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:253:18
[INFO] [stderr]     |
[INFO] [stderr] 253 |     encoder: Box<EncoderCodec>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:257:69
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn codec(encoding: Option<&ContentTransferEncoding>) -> Box<EncoderCodec> {
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:274:40
[INFO] [stderr]     |
[INFO] [stderr] 274 |     pub fn new(source: S, encoder: Box<EncoderCodec>) -> Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:35:40
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn encode_chunk(&mut self, input: &Buf) -> Result<Bytes, ()>;
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[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/encoder.rs:45:39
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn encode_all(&mut self, source: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                       ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:74:40
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encoder.rs:94:40
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]    |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:116:40
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:199:40
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:244:40
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn encode_chunk(&mut self, chunk: &Buf) -> Result<Bytes, ()> {
[INFO] [stderr]     |                                        ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:253:18
[INFO] [stderr]     |
[INFO] [stderr] 253 |     encoder: Box<EncoderCodec>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:257:69
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn codec(encoding: Option<&ContentTransferEncoding>) -> Box<EncoderCodec> {
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/encoder.rs:274:40
[INFO] [stderr]     |
[INFO] [stderr] 274 |     pub fn new(source: S, encoder: Box<EncoderCodec>) -> Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn EncoderCodec`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mimebody.rs:648:21
[INFO] [stderr]     |
[INFO] [stderr] 648 |                 let mut chunk = BytesMut::with_capacity(
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mimebody.rs:648:21
[INFO] [stderr]     |
[INFO] [stderr] 648 |                 let mut chunk = BytesMut::with_capacity(
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `"docker" "inspect" "e37d3e1f2015b8237a601fe03810d5e7f669394ac00d8215d95e8770bfb204fd"`
[INFO] running `"docker" "rm" "-f" "e37d3e1f2015b8237a601fe03810d5e7f669394ac00d8215d95e8770bfb204fd"`
[INFO] [stdout] e37d3e1f2015b8237a601fe03810d5e7f669394ac00d8215d95e8770bfb204fd