Dec 13 00:49:06.584 INFO testing team-rust/mailbox against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 00:49:06.584 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 00:49:07.063 INFO [stdout] 4392d085bcd1b3e91cba505c77b36300b163fb7d6591d852429f2c1c3e8e7961
Dec 13 00:49:07.065 INFO running `"docker" "start" "-a" "4392d085bcd1b3e91cba505c77b36300b163fb7d6591d852429f2c1c3e8e7961"`
Dec 13 00:49:08.627 INFO [stderr] usermod: no changes
Dec 13 00:49:08.715 INFO [stderr]    Compiling mailbox v0.1.0 (/source)
Dec 13 00:49:09.003 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:09.003 INFO [stderr]  --> src/mailbox.rs:9:5
Dec 13 00:49:09.003 INFO [stderr]   |
Dec 13 00:49:09.003 INFO [stderr] 9 |     pub fn new(sender: String, receiver: String, body: String) -> Message {
Dec 13 00:49:09.003 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.003 INFO [stderr]   |
Dec 13 00:49:09.003 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 00:49:09.003 INFO [stderr] 
Dec 13 00:49:09.003 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:09.003 INFO [stderr]   --> src/mailbox.rs:20:5
Dec 13 00:49:09.003 INFO [stderr]    |
Dec 13 00:49:09.003 INFO [stderr] 20 |     pub fn new() -> Mailbox {
Dec 13 00:49:09.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.003 INFO [stderr] 
Dec 13 00:49:09.003 INFO [stderr] warning: method is never used: `store`
Dec 13 00:49:09.003 INFO [stderr]   --> src/mailbox.rs:24:5
Dec 13 00:49:09.003 INFO [stderr]    |
Dec 13 00:49:09.003 INFO [stderr] 24 |     pub fn store(&mut self, m: Message) {
Dec 13 00:49:09.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.003 INFO [stderr] 
Dec 13 00:49:09.007 INFO [stderr] warning: method is never used: `fetch`
Dec 13 00:49:09.007 INFO [stderr]   --> src/mailbox.rs:28:5
Dec 13 00:49:09.007 INFO [stderr]    |
Dec 13 00:49:09.007 INFO [stderr] 28 |     pub fn fetch(&mut self) -> Option<Message> {
Dec 13 00:49:09.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.007 INFO [stderr] 
Dec 13 00:49:09.007 INFO [stderr] warning: struct is never constructed: `SyncedMailbox`
Dec 13 00:49:09.007 INFO [stderr]  --> src/syncedmailbox.rs:4:1
Dec 13 00:49:09.007 INFO [stderr]   |
Dec 13 00:49:09.007 INFO [stderr] 4 | struct SyncedMailbox {
Dec 13 00:49:09.007 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.007 INFO [stderr] 
Dec 13 00:49:09.007 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:09.007 INFO [stderr]  --> src/syncedmailbox.rs:9:5
Dec 13 00:49:09.007 INFO [stderr]   |
Dec 13 00:49:09.007 INFO [stderr] 9 |     fn new() -> SyncedMailbox {
Dec 13 00:49:09.007 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.007 INFO [stderr] 
Dec 13 00:49:09.007 INFO [stderr] warning: method is never used: `store`
Dec 13 00:49:09.007 INFO [stderr]   --> src/syncedmailbox.rs:14:5
Dec 13 00:49:09.007 INFO [stderr]    |
Dec 13 00:49:09.007 INFO [stderr] 14 |     fn store(&self, m: mailbox::Message) -> Result<(), String> {
Dec 13 00:49:09.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.007 INFO [stderr] 
Dec 13 00:49:09.007 INFO [stderr] warning: method is never used: `fetch`
Dec 13 00:49:09.007 INFO [stderr]   --> src/syncedmailbox.rs:21:5
Dec 13 00:49:09.007 INFO [stderr]    |
Dec 13 00:49:09.007 INFO [stderr] 21 |     fn fetch(&self) -> Result<mailbox::Message, String> {
Dec 13 00:49:09.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:09.008 INFO [stderr] 
Dec 13 00:49:09.325 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 13 00:49:09.327 INFO [stderr] su: No module specific data is present
Dec 13 00:49:10.159 INFO running `"docker" "inspect" "4392d085bcd1b3e91cba505c77b36300b163fb7d6591d852429f2c1c3e8e7961"`
Dec 13 00:49:10.435 INFO running `"docker" "rm" "-f" "4392d085bcd1b3e91cba505c77b36300b163fb7d6591d852429f2c1c3e8e7961"`
Dec 13 00:49:10.739 INFO [stdout] 4392d085bcd1b3e91cba505c77b36300b163fb7d6591d852429f2c1c3e8e7961
Dec 13 00:49:10.743 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 00:49:11.287 INFO [stdout] 8388f3a67d9463e6a2d3a6c5d660874a1b794ca40a0983291ce804610077aabc
Dec 13 00:49:11.292 INFO running `"docker" "start" "-a" "8388f3a67d9463e6a2d3a6c5d660874a1b794ca40a0983291ce804610077aabc"`
Dec 13 00:49:12.480 INFO [stderr] usermod: no changes
Dec 13 00:49:12.559 INFO [stderr]    Compiling mailbox v0.1.0 (/source)
Dec 13 00:49:13.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 13 00:49:13.631 INFO [stderr] su: No module specific data is present
Dec 13 00:49:14.409 INFO running `"docker" "inspect" "8388f3a67d9463e6a2d3a6c5d660874a1b794ca40a0983291ce804610077aabc"`
Dec 13 00:49:14.655 INFO running `"docker" "rm" "-f" "8388f3a67d9463e6a2d3a6c5d660874a1b794ca40a0983291ce804610077aabc"`
Dec 13 00:49:14.891 INFO [stdout] 8388f3a67d9463e6a2d3a6c5d660874a1b794ca40a0983291ce804610077aabc
Dec 13 00:49:14.896 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 00:49:15.419 INFO [stdout] 884b8c7549fc74188a2aae2c828ca862dbec6c8dffb4f120b925c644000ee6bb
Dec 13 00:49:15.421 INFO running `"docker" "start" "-a" "884b8c7549fc74188a2aae2c828ca862dbec6c8dffb4f120b925c644000ee6bb"`
Dec 13 00:49:17.042 INFO [stderr] usermod: no changes
Dec 13 00:49:17.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 13 00:49:17.119 INFO [stderr]      Running /target/debug/deps/mailbox-f9765c2351318526
Dec 13 00:49:17.120 INFO [stdout] 
Dec 13 00:49:17.120 INFO [stdout] running 4 tests
Dec 13 00:49:17.121 INFO [stdout] test mailbox::tests::test_store ... ok
Dec 13 00:49:17.121 INFO [stdout] test syncedmailbox::tests::test_fetch ... ok
Dec 13 00:49:17.121 INFO [stdout] test mailbox::tests::test_fetch ... ok
Dec 13 00:49:17.127 INFO [stdout] test syncedmailbox::tests::test_store ... ok
Dec 13 00:49:17.127 INFO [stdout] 
Dec 13 00:49:17.127 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 00:49:17.127 INFO [stdout] 
Dec 13 00:49:17.135 INFO [stderr] su: No module specific data is present
Dec 13 00:49:17.661 INFO running `"docker" "inspect" "884b8c7549fc74188a2aae2c828ca862dbec6c8dffb4f120b925c644000ee6bb"`
Dec 13 00:49:17.945 INFO running `"docker" "rm" "-f" "884b8c7549fc74188a2aae2c828ca862dbec6c8dffb4f120b925c644000ee6bb"`
Dec 13 00:49:18.483 INFO [stdout] 884b8c7549fc74188a2aae2c828ca862dbec6c8dffb4f120b925c644000ee6bb