[INFO] crate jobpool 0.3.8 is already in cache
[INFO] extracting crate jobpool 0.3.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/jobpool/0.3.8
[INFO] extracting crate jobpool 0.3.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jobpool/0.3.8
[INFO] validating manifest of jobpool-0.3.8 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 jobpool-0.3.8 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 jobpool-0.3.8
[INFO] finished frobbing jobpool-0.3.8
[INFO] frobbed toml for jobpool-0.3.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/jobpool/0.3.8/Cargo.toml
[INFO] started frobbing jobpool-0.3.8
[INFO] finished frobbing jobpool-0.3.8
[INFO] frobbed toml for jobpool-0.3.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jobpool/0.3.8/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 jobpool-0.3.8 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/jobpool/0.3.8:/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] 6b0f49783da4824f25661cafa2e0f879c003a21adbf6f025d49ed9521a715bfa
[INFO] running `"docker" "start" "-a" "6b0f49783da4824f25661cafa2e0f879c003a21adbf6f025d49ed9521a715bfa"`
[INFO] [stderr]    Compiling jobpool v0.3.8 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/jobpool.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 | type BoxedRunnable = Box<Runnable + Send + 'static>;
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "6b0f49783da4824f25661cafa2e0f879c003a21adbf6f025d49ed9521a715bfa"`
[INFO] running `"docker" "rm" "-f" "6b0f49783da4824f25661cafa2e0f879c003a21adbf6f025d49ed9521a715bfa"`
[INFO] [stdout] 6b0f49783da4824f25661cafa2e0f879c003a21adbf6f025d49ed9521a715bfa
[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/jobpool/0.3.8:/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] b60e400cb5b3be9ac1477864a2ac539f37fa1fcf43b0b7046b6327f0925c90bd
[INFO] running `"docker" "start" "-a" "b60e400cb5b3be9ac1477864a2ac539f37fa1fcf43b0b7046b6327f0925c90bd"`
[INFO] [stderr]    Compiling jobpool v0.3.8 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/jobpool.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 | type BoxedRunnable = Box<Runnable + Send + 'static>;
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `"docker" "inspect" "b60e400cb5b3be9ac1477864a2ac539f37fa1fcf43b0b7046b6327f0925c90bd"`
[INFO] running `"docker" "rm" "-f" "b60e400cb5b3be9ac1477864a2ac539f37fa1fcf43b0b7046b6327f0925c90bd"`
[INFO] [stdout] b60e400cb5b3be9ac1477864a2ac539f37fa1fcf43b0b7046b6327f0925c90bd
[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/jobpool/0.3.8:/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] 51e949368cb2d55cc613a5a776e4a145de186d5af14e86e3ff2a071ef43ff447
[INFO] running `"docker" "start" "-a" "51e949368cb2d55cc613a5a776e4a145de186d5af14e86e3ff2a071ef43ff447"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jobpool-db68955a35307ffa
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::check_shutdown ... ok
[INFO] [stdout] test tests::shutdown_no_wait ... ok
[INFO] [stdout] test tests::no_panic_on_multiple_shutdowns ... ok
[INFO] [stdout] test tests::panic_on_reuse ... ok
[INFO] [stdout] test tests::panic_on_reuse_shutdown_no_wait ... ok
[INFO] [stdout] test tests::panic_on_zero_sized_jobpool ... ok
[INFO] [stdout] test tests::shouldnt_auto_grow ... ok
[INFO] [stdout] test tests::shuts_down ... ok
[INFO] [stdout] test tests::shutdown_no_wait_with_auto_grow ... ok
[INFO] [stdout] test tests::shuts_down_with_auto_grow ... ok
[INFO] [stdout] test tests::queue_with_priority ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jobpool
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::queue_with_priority (line 273) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::queue (line 242) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::new (line 174) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::auto_grow (line 393) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::shutdown_no_wait (line 487) ... ok
[INFO] [stdout] test src/jobpool.rs - jobpool::JobPool::shutdown (line 428) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "51e949368cb2d55cc613a5a776e4a145de186d5af14e86e3ff2a071ef43ff447"`
[INFO] running `"docker" "rm" "-f" "51e949368cb2d55cc613a5a776e4a145de186d5af14e86e3ff2a071ef43ff447"`
[INFO] [stdout] 51e949368cb2d55cc613a5a776e4a145de186d5af14e86e3ff2a071ef43ff447