[INFO] crate atarashii_imap 0.3.0 is already in cache
[INFO] extracting crate atarashii_imap 0.3.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/atarashii_imap/0.3.0
[INFO] extracting crate atarashii_imap 0.3.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/atarashii_imap/0.3.0
[INFO] validating manifest of atarashii_imap-0.3.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of atarashii_imap-0.3.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/atarashii_imap/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing atarashii_imap-0.3.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 1928f8f039b5b39f5e8fadf93e5058314e3e20c3a2995bcb59dfa33f21a18d83
[INFO] running `"docker" "start" "-a" "1928f8f039b5b39f5e8fadf93e5058314e3e20c3a2995bcb59dfa33f21a18d83"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/app.rs
[INFO] [stderr]    Compiling 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 prefixing with an underscore: `_bytes_read`
[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 prefixing with an underscore: `_login_res`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_re_tag_and_res`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `"docker" "inspect" "1928f8f039b5b39f5e8fadf93e5058314e3e20c3a2995bcb59dfa33f21a18d83"`
[INFO] running `"docker" "rm" "-f" "1928f8f039b5b39f5e8fadf93e5058314e3e20c3a2995bcb59dfa33f21a18d83"`
[INFO] [stdout] 1928f8f039b5b39f5e8fadf93e5058314e3e20c3a2995bcb59dfa33f21a18d83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4b1c936536a9575753eb484124ca11ab8f1d58f670f7aa361379ed267a0f0084
[INFO] running `"docker" "start" "-a" "4b1c936536a9575753eb484124ca11ab8f1d58f670f7aa361379ed267a0f0084"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/app.rs
[INFO] [stderr]    Compiling atarashii_imap v0.3.0 (/opt/crater/workdir)
[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 variable: `bytes_read`
[INFO] [stderr]    --> src/lib.rs:204:14
[INFO] [stderr]     |
[INFO] [stderr] 204 |           Ok(bytes_read) => {
[INFO] [stderr]     |              ^^^^^^^^^^ help: consider prefixing with an underscore: `_bytes_read`
[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 prefixing with an underscore: `_login_res`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_e`
[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 prefixing with an underscore: `_re_tag_and_res`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "4b1c936536a9575753eb484124ca11ab8f1d58f670f7aa361379ed267a0f0084"`
[INFO] running `"docker" "rm" "-f" "4b1c936536a9575753eb484124ca11ab8f1d58f670f7aa361379ed267a0f0084"`
[INFO] [stdout] 4b1c936536a9575753eb484124ca11ab8f1d58f670f7aa361379ed267a0f0084
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] c4779f06b586b422d3092a8ff20aaa01f0ab9196c7842f47e291b52ea4edae0e
[INFO] running `"docker" "start" "-a" "c4779f06b586b422d3092a8ff20aaa01f0ab9196c7842f47e291b52ea4edae0e"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/app.rs
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/atarashii_imap-5421e0349029bbe5
[INFO] [stderr]      Running /opt/crater/target/debug/deps/atarashii_imap-1eaace2469292f1e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atarashii_imap
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c4779f06b586b422d3092a8ff20aaa01f0ab9196c7842f47e291b52ea4edae0e"`
[INFO] running `"docker" "rm" "-f" "c4779f06b586b422d3092a8ff20aaa01f0ab9196c7842f47e291b52ea4edae0e"`
[INFO] [stdout] c4779f06b586b422d3092a8ff20aaa01f0ab9196c7842f47e291b52ea4edae0e