Dec 05 16:06:59.400 INFO testing lowellmower/server against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 16:06:59.400 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 16:06:59.697 INFO [stdout] 5a5da9ffddf268e23d76ca020718a79b00a759b85aee93a22051e812b551f44e
Dec 05 16:06:59.699 INFO running `"docker" "start" "-a" "5a5da9ffddf268e23d76ca020718a79b00a759b85aee93a22051e812b551f44e"`
Dec 05 16:07:00.540 INFO [stderr] usermod: no changes
Dec 05 16:07:00.604 INFO [stderr]    Compiling server v0.1.0 (/source)
Dec 05 16:07:00.942 INFO [stderr] warning: private type `(dyn FnBox + std::marker::Send + 'static)` in public interface (error E0446)
Dec 05 16:07:00.942 INFO [stderr]   --> src/lib.rs:21:1
Dec 05 16:07:00.942 INFO [stderr]    |
Dec 05 16:07:00.942 INFO [stderr] 21 | pub type Job = Box<FnBox + Send + 'static>;
Dec 05 16:07:00.942 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:00.942 INFO [stderr]    |
Dec 05 16:07:00.942 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Dec 05 16:07:00.942 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 16:07:00.942 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 05 16:07:00.942 INFO [stderr] 
Dec 05 16:07:00.948 INFO [stderr] warning: private type `(dyn FnBox + std::marker::Send + 'static)` in public interface (error E0446)
Dec 05 16:07:00.948 INFO [stderr]   --> src/lib.rs:69:5
Dec 05 16:07:00.948 INFO [stderr]    |
Dec 05 16:07:00.948 INFO [stderr] 69 | /     pub fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
Dec 05 16:07:00.948 INFO [stderr] 70 | |         let thread = thread::spawn(move || loop {
Dec 05 16:07:00.948 INFO [stderr] 71 | |             let job = receiver.lock().unwrap().recv().unwrap();
Dec 05 16:07:00.948 INFO [stderr] 72 | |
Dec 05 16:07:00.948 INFO [stderr] ...  |
Dec 05 16:07:00.948 INFO [stderr] 85 | |         Worker { id, thread }
Dec 05 16:07:00.948 INFO [stderr] 86 | |     }
Dec 05 16:07:00.948 INFO [stderr]    | |_____^
Dec 05 16:07:00.948 INFO [stderr]    |
Dec 05 16:07:00.948 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 16:07:00.948 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 05 16:07:00.948 INFO [stderr] 
Dec 05 16:07:00.952 INFO [stderr] warning: field is never used: `workers`
Dec 05 16:07:00.952 INFO [stderr]  --> src/lib.rs:7:5
Dec 05 16:07:00.952 INFO [stderr]   |
Dec 05 16:07:00.952 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 05 16:07:00.952 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:00.952 INFO [stderr]   |
Dec 05 16:07:00.952 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 16:07:00.952 INFO [stderr] 
Dec 05 16:07:00.952 INFO [stderr] warning: field is never used: `id`
Dec 05 16:07:00.952 INFO [stderr]   --> src/lib.rs:58:5
Dec 05 16:07:00.952 INFO [stderr]    |
Dec 05 16:07:00.952 INFO [stderr] 58 |     id: usize,
Dec 05 16:07:00.952 INFO [stderr]    |     ^^^^^^^^^
Dec 05 16:07:00.952 INFO [stderr] 
Dec 05 16:07:00.952 INFO [stderr] warning: field is never used: `thread`
Dec 05 16:07:00.952 INFO [stderr]   --> src/lib.rs:59:5
Dec 05 16:07:00.952 INFO [stderr]    |
Dec 05 16:07:00.952 INFO [stderr] 59 |     thread: thread::JoinHandle<()>,
Dec 05 16:07:00.952 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:00.952 INFO [stderr] 
Dec 05 16:07:01.903 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 05 16:07:01.907 INFO [stderr] su: No module specific data is present
Dec 05 16:07:02.126 INFO running `"docker" "inspect" "5a5da9ffddf268e23d76ca020718a79b00a759b85aee93a22051e812b551f44e"`
Dec 05 16:07:02.208 INFO running `"docker" "rm" "-f" "5a5da9ffddf268e23d76ca020718a79b00a759b85aee93a22051e812b551f44e"`
Dec 05 16:07:02.290 INFO [stdout] 5a5da9ffddf268e23d76ca020718a79b00a759b85aee93a22051e812b551f44e
Dec 05 16:07:02.292 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 16:07:02.435 INFO [stdout] 8bafe97b0cc92459baac8a9606678ddf7372980df83c561627b8e0acd6b65c8a
Dec 05 16:07:02.437 INFO running `"docker" "start" "-a" "8bafe97b0cc92459baac8a9606678ddf7372980df83c561627b8e0acd6b65c8a"`
Dec 05 16:07:03.052 INFO [stderr] usermod: no changes
Dec 05 16:07:03.087 INFO [stderr]    Compiling server v0.1.0 (/source)
Dec 05 16:07:03.351 INFO [stderr] warning: private type `(dyn FnBox + std::marker::Send + 'static)` in public interface (error E0446)
Dec 05 16:07:03.351 INFO [stderr]   --> src/lib.rs:21:1
Dec 05 16:07:03.351 INFO [stderr]    |
Dec 05 16:07:03.351 INFO [stderr] 21 | pub type Job = Box<FnBox + Send + 'static>;
Dec 05 16:07:03.351 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:03.351 INFO [stderr]    |
Dec 05 16:07:03.351 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Dec 05 16:07:03.351 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 16:07:03.351 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 05 16:07:03.351 INFO [stderr] 
Dec 05 16:07:03.351 INFO [stderr] warning: private type `(dyn FnBox + std::marker::Send + 'static)` in public interface (error E0446)
Dec 05 16:07:03.351 INFO [stderr]   --> src/lib.rs:69:5
Dec 05 16:07:03.351 INFO [stderr]    |
Dec 05 16:07:03.351 INFO [stderr] 69 | /     pub fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
Dec 05 16:07:03.351 INFO [stderr] 70 | |         let thread = thread::spawn(move || loop {
Dec 05 16:07:03.351 INFO [stderr] 71 | |             let job = receiver.lock().unwrap().recv().unwrap();
Dec 05 16:07:03.351 INFO [stderr] 72 | |
Dec 05 16:07:03.351 INFO [stderr] ...  |
Dec 05 16:07:03.351 INFO [stderr] 85 | |         Worker { id, thread }
Dec 05 16:07:03.351 INFO [stderr] 86 | |     }
Dec 05 16:07:03.351 INFO [stderr]    | |_____^
Dec 05 16:07:03.351 INFO [stderr]    |
Dec 05 16:07:03.351 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 16:07:03.351 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 05 16:07:03.351 INFO [stderr] 
Dec 05 16:07:03.357 INFO [stderr] warning: field is never used: `workers`
Dec 05 16:07:03.357 INFO [stderr]  --> src/lib.rs:7:5
Dec 05 16:07:03.357 INFO [stderr]   |
Dec 05 16:07:03.357 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 05 16:07:03.357 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:03.357 INFO [stderr]   |
Dec 05 16:07:03.357 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 16:07:03.357 INFO [stderr] 
Dec 05 16:07:03.357 INFO [stderr] warning: field is never used: `id`
Dec 05 16:07:03.357 INFO [stderr]   --> src/lib.rs:58:5
Dec 05 16:07:03.357 INFO [stderr]    |
Dec 05 16:07:03.357 INFO [stderr] 58 |     id: usize,
Dec 05 16:07:03.357 INFO [stderr]    |     ^^^^^^^^^
Dec 05 16:07:03.357 INFO [stderr] 
Dec 05 16:07:03.357 INFO [stderr] warning: field is never used: `thread`
Dec 05 16:07:03.357 INFO [stderr]   --> src/lib.rs:59:5
Dec 05 16:07:03.357 INFO [stderr]    |
Dec 05 16:07:03.357 INFO [stderr] 59 |     thread: thread::JoinHandle<()>,
Dec 05 16:07:03.357 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:07:03.357 INFO [stderr] 
Dec 05 16:07:03.688 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 05 16:07:03.691 INFO [stderr] su: No module specific data is present
Dec 05 16:07:04.060 INFO running `"docker" "inspect" "8bafe97b0cc92459baac8a9606678ddf7372980df83c561627b8e0acd6b65c8a"`
Dec 05 16:07:04.312 INFO running `"docker" "rm" "-f" "8bafe97b0cc92459baac8a9606678ddf7372980df83c561627b8e0acd6b65c8a"`
Dec 05 16:07:04.444 INFO [stdout] 8bafe97b0cc92459baac8a9606678ddf7372980df83c561627b8e0acd6b65c8a
Dec 05 16:07:04.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 16:07:04.682 INFO [stdout] c0c41944a4b3756f29ea5e1604c87a6a8aeedfa060d8d41efd7f04550f3c37b5
Dec 05 16:07:04.686 INFO running `"docker" "start" "-a" "c0c41944a4b3756f29ea5e1604c87a6a8aeedfa060d8d41efd7f04550f3c37b5"`
Dec 05 16:07:05.442 INFO [stderr] usermod: no changes
Dec 05 16:07:05.470 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 16:07:05.472 INFO [stderr]      Running /target/debug/deps/server-2a8b755dcd8593ff
Dec 05 16:07:05.473 INFO [stderr]      Running /target/debug/deps/main-d0d4cfdc4ea7e42f
Dec 05 16:07:05.473 INFO [stdout] 
Dec 05 16:07:05.473 INFO [stdout] running 0 tests
Dec 05 16:07:05.473 INFO [stdout] 
Dec 05 16:07:05.473 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 16:07:05.473 INFO [stdout] 
Dec 05 16:07:05.476 INFO [stdout] 
Dec 05 16:07:05.476 INFO [stdout] running 0 tests
Dec 05 16:07:05.476 INFO [stdout] 
Dec 05 16:07:05.476 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 16:07:05.476 INFO [stdout] 
Dec 05 16:07:05.477 INFO [stderr]    Doc-tests server
Dec 05 16:07:05.769 INFO [stdout] 
Dec 05 16:07:05.769 INFO [stdout] running 0 tests
Dec 05 16:07:05.769 INFO [stdout] 
Dec 05 16:07:05.769 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 16:07:05.769 INFO [stdout] 
Dec 05 16:07:05.775 INFO [stderr] su: No module specific data is present
Dec 05 16:07:06.117 INFO running `"docker" "inspect" "c0c41944a4b3756f29ea5e1604c87a6a8aeedfa060d8d41efd7f04550f3c37b5"`
Dec 05 16:07:06.214 INFO running `"docker" "rm" "-f" "c0c41944a4b3756f29ea5e1604c87a6a8aeedfa060d8d41efd7f04550f3c37b5"`
Dec 05 16:07:06.325 INFO [stdout] c0c41944a4b3756f29ea5e1604c87a6a8aeedfa060d8d41efd7f04550f3c37b5