[INFO] crate dataloader 0.5.1 is already in cache
[INFO] extracting crate dataloader 0.5.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/dataloader/0.5.1
[INFO] extracting crate dataloader 0.5.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dataloader/0.5.1
[INFO] validating manifest of dataloader-0.5.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dataloader-0.5.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dataloader-0.5.1
[INFO] finished frobbing dataloader-0.5.1
[INFO] frobbed toml for dataloader-0.5.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dataloader/0.5.1/Cargo.toml
[INFO] started frobbing dataloader-0.5.1
[INFO] finished frobbing dataloader-0.5.1
[INFO] frobbed toml for dataloader-0.5.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dataloader/0.5.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dataloader-0.5.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dataloader/0.5.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0b77f98145bab335a841af47ba5aee92c82e57114b47e883d3465d59a0b6852a
[INFO] running `"docker" "start" "-a" "0b77f98145bab335a841af47ba5aee92c82e57114b47e883d3465d59a0b6852a"`
[INFO] [stderr]    Compiling dataloader v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type BatchFuture<V, E> = Box<Future<Item = Vec<V>, Error = E>>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<V>, Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "0b77f98145bab335a841af47ba5aee92c82e57114b47e883d3465d59a0b6852a"`
[INFO] running `"docker" "rm" "-f" "0b77f98145bab335a841af47ba5aee92c82e57114b47e883d3465d59a0b6852a"`
[INFO] [stdout] 0b77f98145bab335a841af47ba5aee92c82e57114b47e883d3465d59a0b6852a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dataloader/0.5.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 742912bcab96e1a0d3ff6b88169098d63ec1e596e925c5d07f93f2b08a2584f1
[INFO] running `"docker" "start" "-a" "742912bcab96e1a0d3ff6b88169098d63ec1e596e925c5d07f93f2b08a2584f1"`
[INFO] [stderr]    Compiling dataloader v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type BatchFuture<V, E> = Box<Future<Item = Vec<V>, Error = E>>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<V>, Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.37s
[INFO] running `"docker" "inspect" "742912bcab96e1a0d3ff6b88169098d63ec1e596e925c5d07f93f2b08a2584f1"`
[INFO] running `"docker" "rm" "-f" "742912bcab96e1a0d3ff6b88169098d63ec1e596e925c5d07f93f2b08a2584f1"`
[INFO] [stdout] 742912bcab96e1a0d3ff6b88169098d63ec1e596e925c5d07f93f2b08a2584f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dataloader/0.5.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] ebafd377738c3698d6d2dea0e1bdeabf74d6f42d90adbe6013bc5e51643c6c4f
[INFO] running `"docker" "start" "-a" "ebafd377738c3698d6d2dea0e1bdeabf74d6f42d90adbe6013bc5e51643c6c4f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dataloader-bbd799193d24cd87
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::cached_loader::assert_kinds ... ok
[INFO] [stdout] test tests::cached_loader::nested_load ... ok
[INFO] [stdout] test tests::cached_loader::pass_to_thread ... ok
[INFO] [stdout] test tests::cached_loader::test_batch_fn_error ... ok
[INFO] [stdout] test tests::cached_loader::nested_load_many ... ok
[INFO] [stdout] test tests::cached_loader::test_clear ... ok
[INFO] [stdout] test tests::cached_loader::smoke ... ok
[INFO] [stdout] test tests::cached_loader::test_prime ... ok
[INFO] [stdout] test tests::cached_loader::test_clear_all ... ok
[INFO] [stdout] test tests::cached_loader::test_custom_cache ... ok
[INFO] [stdout] test tests::non_cached_loader::assert_kinds ... ok
[INFO] [stdout] test tests::cached_loader::test_result_val ... ok
[INFO] [stdout] test tests::non_cached_loader::nested_load ... ok
[INFO] [stdout] test tests::cached_loader::test_run_by_core ... ok
[INFO] [stdout] test tests::non_cached_loader::nested_load_many ... ok
[INFO] [stdout] test tests::non_cached_loader::pass_to_thread ... ok
[INFO] [stdout] test tests::non_cached_loader::smoke ... ok
[INFO] [stdout] test tests::non_cached_loader::test_batch_fn_error ... ok
[INFO] [stdout] test tests::non_cached_loader::test_result_val ... ok
[INFO] [stdout] test tests::cached_loader::dispatch_partial_batch ... ok
[INFO] [stdout] test tests::cached_loader::drop_loader ... ok
[INFO] [stdout] test tests::non_cached_loader::test_values_length ... ok
[INFO] [stdout] test tests::non_cached_loader::test_run_by_core ... ok
[INFO] [stdout] test tests::non_cached_loader::dispatch_partial_batch ... ok
[INFO] [stdout] test tests::non_cached_loader::test_batch_call_seq ... ok
[INFO] [stdout] test tests::cached_loader::test_batch_call_seq ... ok
[INFO] [stdout] test tests::non_cached_loader::drop_loader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dataloader
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ebafd377738c3698d6d2dea0e1bdeabf74d6f42d90adbe6013bc5e51643c6c4f"`
[INFO] running `"docker" "rm" "-f" "ebafd377738c3698d6d2dea0e1bdeabf74d6f42d90adbe6013bc5e51643c6c4f"`
[INFO] [stdout] ebafd377738c3698d6d2dea0e1bdeabf74d6f42d90adbe6013bc5e51643c6c4f