[INFO] crate lazy-pool 0.2.3 is already in cache
[INFO] extracting crate lazy-pool 0.2.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/lazy-pool/0.2.3
[INFO] extracting crate lazy-pool 0.2.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lazy-pool/0.2.3
[INFO] validating manifest of lazy-pool-0.2.3 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lazy-pool-0.2.3 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lazy-pool-0.2.3
[INFO] finished frobbing lazy-pool-0.2.3
[INFO] frobbed toml for lazy-pool-0.2.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lazy-pool/0.2.3/Cargo.toml
[INFO] started frobbing lazy-pool-0.2.3
[INFO] finished frobbing lazy-pool-0.2.3
[INFO] frobbed toml for lazy-pool-0.2.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lazy-pool/0.2.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lazy-pool-0.2.3 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazy-pool/0.2.3:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b82555cdfa76caf1353de15aa33982f2ab9bc36d8bd42c251de2cb2973b1eca7
[INFO] running `"docker" "start" "-a" "b82555cdfa76caf1353de15aa33982f2ab9bc36d8bd42c251de2cb2973b1eca7"`
[INFO] [stderr]    Compiling lazy-pool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     factory: Box<Fn() -> T + Send + Sync>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn new(size: usize, factory: Box<Fn() -> T + Send + Sync>) -> Self {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "b82555cdfa76caf1353de15aa33982f2ab9bc36d8bd42c251de2cb2973b1eca7"`
[INFO] running `"docker" "rm" "-f" "b82555cdfa76caf1353de15aa33982f2ab9bc36d8bd42c251de2cb2973b1eca7"`
[INFO] [stdout] b82555cdfa76caf1353de15aa33982f2ab9bc36d8bd42c251de2cb2973b1eca7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazy-pool/0.2.3:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 29cb5991cfa264b70b93065ba43e50c85f6d8fe0bee8f2b574ae00dfcc293ee5
[INFO] running `"docker" "start" "-a" "29cb5991cfa264b70b93065ba43e50c85f6d8fe0bee8f2b574ae00dfcc293ee5"`
[INFO] [stderr]    Compiling lazy-pool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     factory: Box<Fn() -> T + Send + Sync>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn new(size: usize, factory: Box<Fn() -> T + Send + Sync>) -> Self {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:277:17
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let mut local_pool = pool.clone();
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "29cb5991cfa264b70b93065ba43e50c85f6d8fe0bee8f2b574ae00dfcc293ee5"`
[INFO] running `"docker" "rm" "-f" "29cb5991cfa264b70b93065ba43e50c85f6d8fe0bee8f2b574ae00dfcc293ee5"`
[INFO] [stdout] 29cb5991cfa264b70b93065ba43e50c85f6d8fe0bee8f2b574ae00dfcc293ee5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazy-pool/0.2.3:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7f6d78836a15b46dd7eae5b4ba0da9ca23b435451318dc4f8c35dcd6a1df25f9
[INFO] running `"docker" "start" "-a" "7f6d78836a15b46dd7eae5b4ba0da9ca23b435451318dc4f8c35dcd6a1df25f9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lazy_pool-6178b7b73c4e6f82
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::can_mutate_polled_items ... ok
[INFO] [stdout] test tests::can_get_multiple_objects_from_pool ... ok
[INFO] [stdout] test tests::can_get_object_from_pool ... ok
[INFO] [stdout] test tests::can_use_closure_as_factory ... ok
[INFO] [stdout] test tests::item_is_relased_back_to_the_start_of_the_pool_when_dropped ... ok
[INFO] [stdout] test tests::can_run_in_async ... ok
[INFO] [stdout] test tests::can_share_pool_between_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazy-pool
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Pool<T>::new (line 54) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::get (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7f6d78836a15b46dd7eae5b4ba0da9ca23b435451318dc4f8c35dcd6a1df25f9"`
[INFO] running `"docker" "rm" "-f" "7f6d78836a15b46dd7eae5b4ba0da9ca23b435451318dc4f8c35dcd6a1df25f9"`
[INFO] [stdout] 7f6d78836a15b46dd7eae5b4ba0da9ca23b435451318dc4f8c35dcd6a1df25f9