[INFO] crate atarashii_imap 0.3.0 is already in cache
[INFO] extracting crate atarashii_imap 0.3.0 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/atarashii_imap/0.3.0
[INFO] extracting crate atarashii_imap 0.3.0 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/atarashii_imap/0.3.0
[INFO] validating manifest of atarashii_imap-0.3.0 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of atarashii_imap-0.3.0 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing atarashii_imap-0.3.0
[INFO] finished frobbing atarashii_imap-0.3.0
[INFO] frobbed toml for atarashii_imap-0.3.0 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/atarashii_imap/0.3.0/Cargo.toml
[INFO] started frobbing atarashii_imap-0.3.0
[INFO] finished frobbing atarashii_imap-0.3.0
[INFO] frobbed toml for atarashii_imap-0.3.0 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/atarashii_imap/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking atarashii_imap-0.3.0 against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-1/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/atarashii_imap/0.3.0:/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 02094284027e4a52a874428ea6f113f0f65e987a855143aab8729cf2f837458c
[INFO] running `"docker" "start" "-a" "02094284027e4a52a874428ea6f113f0f65e987a855143aab8729cf2f837458c"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/app.rs
[INFO] [stderr]     Checking atarashii_imap v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `bytes_read`
[INFO] [stderr]    --> src/lib.rs:204:14
[INFO] [stderr]     |
[INFO] [stderr] 204 |           Ok(bytes_read) => {
[INFO] [stderr]     |              ^^^^^^^^^^ help: consider using `_bytes_read` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `login_res`
[INFO] [stderr]    --> src/lib.rs:210:18
[INFO] [stderr]     |
[INFO] [stderr] 210 |               Ok(login_res) => unimplemented!(),
[INFO] [stderr]     |                  ^^^^^^^^^ help: consider using `_login_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:211:19
[INFO] [stderr]     |
[INFO] [stderr] 211 |               Err(e) => unimplemented!()
[INFO] [stderr]     |                   ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |           Err(e) => unimplemented!()
[INFO] [stderr]     |               ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:219:11
[INFO] [stderr]     |
[INFO] [stderr] 219 |       Err(e) => unimplemented!()
[INFO] [stderr]     |           ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `re_tag_and_res`
[INFO] [stderr]    --> src/lib.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let re_tag_and_res = Regex::new(&format!(r"{}\s(OK|NO|BAD){{1}}", self.get_current_tag())).unwrap();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_re_tag_and_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StartTls`
[INFO] [stderr]   --> src/lib.rs:65:3
[INFO] [stderr]    |
[INFO] [stderr] 65 |   StartTls(ssl::SslStream<TcpStream>),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `start_tls`
[INFO] [stderr]    --> src/lib.rs:490:3
[INFO] [stderr]     |
[INFO] [stderr] 490 |   fn start_tls(&mut self) -> Result<Response, error::Error> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_read`
[INFO] [stderr]    --> src/lib.rs:204:14
[INFO] [stderr]     |
[INFO] [stderr] 204 |           Ok(bytes_read) => {
[INFO] [stderr]     |              ^^^^^^^^^^ help: consider using `_bytes_read` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `login_res`
[INFO] [stderr]    --> src/lib.rs:210:18
[INFO] [stderr]     |
[INFO] [stderr] 210 |               Ok(login_res) => unimplemented!(),
[INFO] [stderr]     |                  ^^^^^^^^^ help: consider using `_login_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:211:19
[INFO] [stderr]     |
[INFO] [stderr] 211 |               Err(e) => unimplemented!()
[INFO] [stderr]     |                   ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |           Err(e) => unimplemented!()
[INFO] [stderr]     |               ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:219:11
[INFO] [stderr]     |
[INFO] [stderr] 219 |       Err(e) => unimplemented!()
[INFO] [stderr]     |           ^ help: consider using `_e` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `re_tag_and_res`
[INFO] [stderr]    --> src/lib.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let re_tag_and_res = Regex::new(&format!(r"{}\s(OK|NO|BAD){{1}}", self.get_current_tag())).unwrap();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_re_tag_and_res` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StartTls`
[INFO] [stderr]   --> src/lib.rs:65:3
[INFO] [stderr]    |
[INFO] [stderr] 65 |   StartTls(ssl::SslStream<TcpStream>),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `start_tls`
[INFO] [stderr]    --> src/lib.rs:490:3
[INFO] [stderr]     |
[INFO] [stderr] 490 |   fn start_tls(&mut self) -> Result<Response, error::Error> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslContext`, `SslStream`
[INFO] [stderr]   --> examples/app.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 | use openssl::ssl::{SslContext, SslStream};
[INFO] [stderr]    |                    ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslConnectorBuilder`, `SslMethod`
[INFO] [stderr]   --> examples/app.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::ssl::{SslMethod, SslConnectorBuilder};
[INFO] [stderr]    |                    ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslContext`, `SslStream`
[INFO] [stderr]   --> examples/app.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 | use openssl::ssl::{SslContext, SslStream};
[INFO] [stderr]    |                    ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslConnectorBuilder`, `SslMethod`
[INFO] [stderr]   --> examples/app.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::ssl::{SslMethod, SslConnectorBuilder};
[INFO] [stderr]    |                    ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslContext`, `SslStream`
[INFO] [stderr]   --> examples/app.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 | use openssl::ssl::{SslContext, SslStream};
[INFO] [stderr]    |                    ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SslConnectorBuilder`, `SslMethod`
[INFO] [stderr]   --> examples/app.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::ssl::{SslMethod, SslConnectorBuilder};
[INFO] [stderr]    |                    ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "02094284027e4a52a874428ea6f113f0f65e987a855143aab8729cf2f837458c"`
[INFO] running `"docker" "rm" "-f" "02094284027e4a52a874428ea6f113f0f65e987a855143aab8729cf2f837458c"`
[INFO] [stdout] 02094284027e4a52a874428ea6f113f0f65e987a855143aab8729cf2f837458c