Dec 13 09:47:17.665 INFO testing mtmccarthy/pop3 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 09:47:17.666 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 09:47:17.903 INFO [stdout] ebf170a237f022bbaf3f02ca013b92cf5cef50258b6171b0bdc5ef30d88ea519
Dec 13 09:47:17.909 INFO running `"docker" "start" "-a" "ebf170a237f022bbaf3f02ca013b92cf5cef50258b6171b0bdc5ef30d88ea519"`
Dec 13 09:47:18.325 INFO [stderr] usermod: no changes
Dec 13 09:47:18.364 INFO [stderr]    Compiling pop3 v0.1.0 (/source)
Dec 13 09:47:18.735 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:47:18.735 INFO [stderr]   --> src/pop3/pop3client.rs:16:5
Dec 13 09:47:18.735 INFO [stderr]    |
Dec 13 09:47:18.735 INFO [stderr] 16 |     stream.flush();
Dec 13 09:47:18.735 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 09:47:18.735 INFO [stderr]    |
Dec 13 09:47:18.735 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 09:47:18.735 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:47:18.735 INFO [stderr] 
Dec 13 09:47:18.743 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:47:18.743 INFO [stderr]   --> src/pop3/pop3client.rs:42:5
Dec 13 09:47:18.744 INFO [stderr]    |
Dec 13 09:47:18.744 INFO [stderr] 42 |     stream.write(b"STAT");
Dec 13 09:47:18.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:18.744 INFO [stderr]    |
Dec 13 09:47:18.744 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:47:18.744 INFO [stderr] 
Dec 13 09:47:19.423 INFO [stderr] warning: unused import: `pop3::pop3::pop3client::send_stat`
Dec 13 09:47:19.423 INFO [stderr]  --> src/main.rs:4:5
Dec 13 09:47:19.423 INFO [stderr]   |
Dec 13 09:47:19.423 INFO [stderr] 4 | use pop3::pop3::pop3client::send_stat;
Dec 13 09:47:19.423 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:19.423 INFO [stderr]   |
Dec 13 09:47:19.423 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 09:47:19.423 INFO [stderr] 
Dec 13 09:47:19.423 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 09:47:19.423 INFO [stderr]  --> src/main.rs:6:5
Dec 13 09:47:19.423 INFO [stderr]   |
Dec 13 09:47:19.423 INFO [stderr] 6 | use std::io::prelude::*;
Dec 13 09:47:19.423 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:19.423 INFO [stderr] 
Dec 13 09:47:19.971 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
Dec 13 09:47:19.971 INFO [stderr] su: No module specific data is present
Dec 13 09:47:20.633 INFO running `"docker" "inspect" "ebf170a237f022bbaf3f02ca013b92cf5cef50258b6171b0bdc5ef30d88ea519"`
Dec 13 09:47:20.938 INFO running `"docker" "rm" "-f" "ebf170a237f022bbaf3f02ca013b92cf5cef50258b6171b0bdc5ef30d88ea519"`
Dec 13 09:47:21.281 INFO [stdout] ebf170a237f022bbaf3f02ca013b92cf5cef50258b6171b0bdc5ef30d88ea519
Dec 13 09:47:21.284 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 09:47:21.763 INFO [stdout] 8d3b5ed1d0a76227e54e5b73fe7e3401ad89df049152c506d9393eded277ca9b
Dec 13 09:47:21.767 INFO running `"docker" "start" "-a" "8d3b5ed1d0a76227e54e5b73fe7e3401ad89df049152c506d9393eded277ca9b"`
Dec 13 09:47:22.929 INFO [stderr] usermod: no changes
Dec 13 09:47:22.965 INFO [stderr]    Compiling pop3 v0.1.0 (/source)
Dec 13 09:47:23.231 INFO [stderr] warning: unused import: `pop3::pop3::pop3client::send_stat`
Dec 13 09:47:23.231 INFO [stderr]  --> src/main.rs:4:5
Dec 13 09:47:23.231 INFO [stderr]   |
Dec 13 09:47:23.231 INFO [stderr] 4 | use pop3::pop3::pop3client::send_stat;
Dec 13 09:47:23.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:23.231 INFO [stderr]   |
Dec 13 09:47:23.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 09:47:23.231 INFO [stderr] 
Dec 13 09:47:23.231 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 09:47:23.231 INFO [stderr]  --> src/main.rs:6:5
Dec 13 09:47:23.231 INFO [stderr]   |
Dec 13 09:47:23.231 INFO [stderr] 6 | use std::io::prelude::*;
Dec 13 09:47:23.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:23.231 INFO [stderr] 
Dec 13 09:47:23.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:47:23.355 INFO [stderr]   --> src/pop3/pop3client.rs:16:5
Dec 13 09:47:23.355 INFO [stderr]    |
Dec 13 09:47:23.355 INFO [stderr] 16 |     stream.flush();
Dec 13 09:47:23.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 09:47:23.355 INFO [stderr]    |
Dec 13 09:47:23.355 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 09:47:23.355 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:47:23.355 INFO [stderr] 
Dec 13 09:47:23.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 09:47:23.355 INFO [stderr]   --> src/pop3/pop3client.rs:42:5
Dec 13 09:47:23.355 INFO [stderr]    |
Dec 13 09:47:23.355 INFO [stderr] 42 |     stream.write(b"STAT");
Dec 13 09:47:23.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 09:47:23.362 INFO [stderr]    |
Dec 13 09:47:23.362 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 09:47:23.362 INFO [stderr] 
Dec 13 09:47:23.705 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 13 09:47:23.708 INFO [stderr] su: No module specific data is present
Dec 13 09:47:24.121 INFO running `"docker" "inspect" "8d3b5ed1d0a76227e54e5b73fe7e3401ad89df049152c506d9393eded277ca9b"`
Dec 13 09:47:24.253 INFO running `"docker" "rm" "-f" "8d3b5ed1d0a76227e54e5b73fe7e3401ad89df049152c506d9393eded277ca9b"`
Dec 13 09:47:24.431 INFO [stdout] 8d3b5ed1d0a76227e54e5b73fe7e3401ad89df049152c506d9393eded277ca9b
Dec 13 09:47:24.436 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 09:47:24.728 INFO [stdout] 2c30f342caac00a95f897b2357779cbbaa54bfcdd89967cac0160d3044eeebc1
Dec 13 09:47:24.732 INFO running `"docker" "start" "-a" "2c30f342caac00a95f897b2357779cbbaa54bfcdd89967cac0160d3044eeebc1"`
Dec 13 09:47:25.280 INFO [stderr] usermod: no changes
Dec 13 09:47:25.327 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 09:47:25.328 INFO [stderr]      Running /target/debug/deps/pop3-64523cfff4c6e8d4
Dec 13 09:47:25.332 INFO [stdout] 
Dec 13 09:47:25.332 INFO [stdout] running 0 tests
Dec 13 09:47:25.332 INFO [stdout] 
Dec 13 09:47:25.332 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:47:25.332 INFO [stdout] 
Dec 13 09:47:25.332 INFO [stderr]      Running /target/debug/deps/pop3-0f2e1dce4a3dfbfd
Dec 13 09:47:25.336 INFO [stdout] 
Dec 13 09:47:25.336 INFO [stdout] running 0 tests
Dec 13 09:47:25.336 INFO [stdout] 
Dec 13 09:47:25.336 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:47:25.336 INFO [stdout] 
Dec 13 09:47:25.336 INFO [stderr]    Doc-tests pop3
Dec 13 09:47:25.681 INFO [stdout] 
Dec 13 09:47:25.681 INFO [stdout] running 0 tests
Dec 13 09:47:25.681 INFO [stdout] 
Dec 13 09:47:25.681 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:47:25.681 INFO [stdout] 
Dec 13 09:47:25.687 INFO [stderr] su: No module specific data is present
Dec 13 09:47:26.136 INFO running `"docker" "inspect" "2c30f342caac00a95f897b2357779cbbaa54bfcdd89967cac0160d3044eeebc1"`
Dec 13 09:47:26.408 INFO running `"docker" "rm" "-f" "2c30f342caac00a95f897b2357779cbbaa54bfcdd89967cac0160d3044eeebc1"`
Dec 13 09:47:26.771 INFO [stdout] 2c30f342caac00a95f897b2357779cbbaa54bfcdd89967cac0160d3044eeebc1