Dec 13 00:49:16.949 INFO testing team-rust/mailbox against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 00:49:16.949 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 00:49:17.441 INFO [stdout] a8d95119f3ad9bd20511f408461992fd22d2bfbdeee31c4b4b20565b808eec1b
Dec 13 00:49:17.446 INFO running `"docker" "start" "-a" "a8d95119f3ad9bd20511f408461992fd22d2bfbdeee31c4b4b20565b808eec1b"`
Dec 13 00:49:18.875 INFO [stderr] usermod: no changes
Dec 13 00:49:18.910 INFO [stderr]    Compiling mailbox v0.1.0 (/source)
Dec 13 00:49:19.216 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:19.216 INFO [stderr]  --> src/mailbox.rs:9:5
Dec 13 00:49:19.216 INFO [stderr]   |
Dec 13 00:49:19.216 INFO [stderr] 9 |     pub fn new(sender: String, receiver: String, body: String) -> Message {
Dec 13 00:49:19.216 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.216 INFO [stderr]   |
Dec 13 00:49:19.216 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 00:49:19.216 INFO [stderr] 
Dec 13 00:49:19.216 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:19.216 INFO [stderr]   --> src/mailbox.rs:20:5
Dec 13 00:49:19.216 INFO [stderr]    |
Dec 13 00:49:19.216 INFO [stderr] 20 |     pub fn new() -> Mailbox {
Dec 13 00:49:19.216 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.216 INFO [stderr] 
Dec 13 00:49:19.216 INFO [stderr] warning: method is never used: `store`
Dec 13 00:49:19.216 INFO [stderr]   --> src/mailbox.rs:24:5
Dec 13 00:49:19.216 INFO [stderr]    |
Dec 13 00:49:19.216 INFO [stderr] 24 |     pub fn store(&mut self, m: Message) {
Dec 13 00:49:19.216 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.216 INFO [stderr] 
Dec 13 00:49:19.216 INFO [stderr] warning: method is never used: `fetch`
Dec 13 00:49:19.216 INFO [stderr]   --> src/mailbox.rs:28:5
Dec 13 00:49:19.216 INFO [stderr]    |
Dec 13 00:49:19.216 INFO [stderr] 28 |     pub fn fetch(&mut self) -> Option<Message> {
Dec 13 00:49:19.216 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.216 INFO [stderr] 
Dec 13 00:49:19.216 INFO [stderr] warning: struct is never constructed: `SyncedMailbox`
Dec 13 00:49:19.216 INFO [stderr]  --> src/syncedmailbox.rs:4:1
Dec 13 00:49:19.216 INFO [stderr]   |
Dec 13 00:49:19.216 INFO [stderr] 4 | struct SyncedMailbox {
Dec 13 00:49:19.216 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.216 INFO [stderr] 
Dec 13 00:49:19.217 INFO [stderr] warning: method is never used: `new`
Dec 13 00:49:19.217 INFO [stderr]  --> src/syncedmailbox.rs:9:5
Dec 13 00:49:19.217 INFO [stderr]   |
Dec 13 00:49:19.217 INFO [stderr] 9 |     fn new() -> SyncedMailbox {
Dec 13 00:49:19.217 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.217 INFO [stderr] 
Dec 13 00:49:19.217 INFO [stderr] warning: method is never used: `store`
Dec 13 00:49:19.217 INFO [stderr]   --> src/syncedmailbox.rs:14:5
Dec 13 00:49:19.217 INFO [stderr]    |
Dec 13 00:49:19.217 INFO [stderr] 14 |     fn store(&self, m: mailbox::Message) -> Result<(), String> {
Dec 13 00:49:19.217 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.217 INFO [stderr] 
Dec 13 00:49:19.217 INFO [stderr] warning: method is never used: `fetch`
Dec 13 00:49:19.217 INFO [stderr]   --> src/syncedmailbox.rs:21:5
Dec 13 00:49:19.217 INFO [stderr]    |
Dec 13 00:49:19.217 INFO [stderr] 21 |     fn fetch(&self) -> Result<mailbox::Message, String> {
Dec 13 00:49:19.217 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 00:49:19.217 INFO [stderr] 
Dec 13 00:49:19.473 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 13 00:49:19.491 INFO [stderr] su: No module specific data is present
Dec 13 00:49:20.499 INFO running `"docker" "inspect" "a8d95119f3ad9bd20511f408461992fd22d2bfbdeee31c4b4b20565b808eec1b"`
Dec 13 00:49:20.931 INFO running `"docker" "rm" "-f" "a8d95119f3ad9bd20511f408461992fd22d2bfbdeee31c4b4b20565b808eec1b"`
Dec 13 00:49:21.239 INFO [stdout] a8d95119f3ad9bd20511f408461992fd22d2bfbdeee31c4b4b20565b808eec1b
Dec 13 00:49:21.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 00:49:21.733 INFO [stdout] 5d6f222d5343a8cfcbf9d10bfe8a2a89d53c5d21c725062255e1bd5bffb9b7e7
Dec 13 00:49:21.736 INFO running `"docker" "start" "-a" "5d6f222d5343a8cfcbf9d10bfe8a2a89d53c5d21c725062255e1bd5bffb9b7e7"`
Dec 13 00:49:23.075 INFO [stderr] usermod: no changes
Dec 13 00:49:23.155 INFO [stderr]    Compiling mailbox v0.1.0 (/source)
Dec 13 00:49:24.444 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 13 00:49:24.451 INFO [stderr] su: No module specific data is present
Dec 13 00:49:25.319 INFO running `"docker" "inspect" "5d6f222d5343a8cfcbf9d10bfe8a2a89d53c5d21c725062255e1bd5bffb9b7e7"`
Dec 13 00:49:25.667 INFO running `"docker" "rm" "-f" "5d6f222d5343a8cfcbf9d10bfe8a2a89d53c5d21c725062255e1bd5bffb9b7e7"`
Dec 13 00:49:26.147 INFO [stdout] 5d6f222d5343a8cfcbf9d10bfe8a2a89d53c5d21c725062255e1bd5bffb9b7e7
Dec 13 00:49:26.151 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 00:49:26.539 INFO [stdout] b2a1dd97ae6e150261544cefe3c392fc3d4a5e488d265f49a5a29ed265d9d6ae
Dec 13 00:49:26.541 INFO running `"docker" "start" "-a" "b2a1dd97ae6e150261544cefe3c392fc3d4a5e488d265f49a5a29ed265d9d6ae"`
Dec 13 00:49:28.014 INFO [stderr] usermod: no changes
Dec 13 00:49:28.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 00:49:28.067 INFO [stderr]      Running /target/debug/deps/mailbox-6e92e9222e2ef04a
Dec 13 00:49:28.075 INFO [stdout] 
Dec 13 00:49:28.075 INFO [stdout] running 4 tests
Dec 13 00:49:28.087 INFO [stdout] test mailbox::tests::test_store ... ok
Dec 13 00:49:28.087 INFO [stdout] test syncedmailbox::tests::test_fetch ... ok
Dec 13 00:49:28.087 INFO [stdout] test syncedmailbox::tests::test_store ... ok
Dec 13 00:49:28.087 INFO [stdout] test mailbox::tests::test_fetch ... ok
Dec 13 00:49:28.087 INFO [stdout] 
Dec 13 00:49:28.087 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 00:49:28.087 INFO [stdout] 
Dec 13 00:49:28.087 INFO [stderr] su: No module specific data is present
Dec 13 00:49:29.228 INFO running `"docker" "inspect" "b2a1dd97ae6e150261544cefe3c392fc3d4a5e488d265f49a5a29ed265d9d6ae"`
Dec 13 00:49:29.551 INFO running `"docker" "rm" "-f" "b2a1dd97ae6e150261544cefe3c392fc3d4a5e488d265f49a5a29ed265d9d6ae"`
Dec 13 00:49:29.896 INFO [stdout] b2a1dd97ae6e150261544cefe3c392fc3d4a5e488d265f49a5a29ed265d9d6ae