[INFO] crate objpool 0.2.0 is already in cache
[INFO] extracting crate objpool 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/objpool/0.2.0
[INFO] extracting crate objpool 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objpool/0.2.0
[INFO] validating manifest of objpool-0.2.0 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 objpool-0.2.0 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 objpool-0.2.0
[INFO] finished frobbing objpool-0.2.0
[INFO] frobbed toml for objpool-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/objpool/0.2.0/Cargo.toml
[INFO] started frobbing objpool-0.2.0
[INFO] finished frobbing objpool-0.2.0
[INFO] frobbed toml for objpool-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objpool/0.2.0/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 objpool-0.2.0 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-6/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/objpool/0.2.0:/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] 8081e1befb9cb8c1d657851fbe8da146a5aff391afe9d320f9e9fd9d2173e114
[INFO] running `"docker" "start" "-a" "8081e1befb9cb8c1d657851fbe8da146a5aff391afe9d320f9e9fd9d2173e114"`
[INFO] [stderr]    Compiling objpool v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     constructor: Box<Fn() -> T + Send + Sync + 'static>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "8081e1befb9cb8c1d657851fbe8da146a5aff391afe9d320f9e9fd9d2173e114"`
[INFO] running `"docker" "rm" "-f" "8081e1befb9cb8c1d657851fbe8da146a5aff391afe9d320f9e9fd9d2173e114"`
[INFO] [stdout] 8081e1befb9cb8c1d657851fbe8da146a5aff391afe9d320f9e9fd9d2173e114
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/objpool/0.2.0:/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] cb4228b022719ba3f96bd6c7fc175d66f5a648b5c0aa43f2054757e64dff78ed
[INFO] running `"docker" "start" "-a" "cb4228b022719ba3f96bd6c7fc175d66f5a648b5c0aa43f2054757e64dff78ed"`
[INFO] [stderr]    Compiling objpool v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     constructor: Box<Fn() -> T + Send + Sync + 'static>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "cb4228b022719ba3f96bd6c7fc175d66f5a648b5c0aa43f2054757e64dff78ed"`
[INFO] running `"docker" "rm" "-f" "cb4228b022719ba3f96bd6c7fc175d66f5a648b5c0aa43f2054757e64dff78ed"`
[INFO] [stdout] cb4228b022719ba3f96bd6c7fc175d66f5a648b5c0aa43f2054757e64dff78ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/objpool/0.2.0:/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] ee3a187821198fed8b1f1e83fed874433171356956d4f09b9324d58a3b16d9a2
[INFO] running `"docker" "start" "-a" "ee3a187821198fed8b1f1e83fed874433171356956d4f09b9324d58a3b16d9a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/objpool-f418b89ea0dd0540
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::item_debug ... ok
[INFO] [stdout] test tests::pool_get_mut ... ok
[INFO] [stdout] test tests::pool_debug ... ok
[INFO] [stdout] test tests::timeout_error ... ok
[INFO] [stdout] test tests::pool_get ... ok
[INFO] [stdout] test tests::pool_get_timeout_err ... ok
[INFO] [stdout] test tests::pool_get_timeout_ok ... 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 objpool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ee3a187821198fed8b1f1e83fed874433171356956d4f09b9324d58a3b16d9a2"`
[INFO] running `"docker" "rm" "-f" "ee3a187821198fed8b1f1e83fed874433171356956d4f09b9324d58a3b16d9a2"`
[INFO] [stdout] ee3a187821198fed8b1f1e83fed874433171356956d4f09b9324d58a3b16d9a2