[INFO] crate boxfuture 0.0.1 is already in cache
[INFO] extracting crate boxfuture 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/boxfuture/0.0.1
[INFO] extracting crate boxfuture 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boxfuture/0.0.1
[INFO] validating manifest of boxfuture-0.0.1 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 boxfuture-0.0.1 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 boxfuture-0.0.1
[INFO] finished frobbing boxfuture-0.0.1
[INFO] frobbed toml for boxfuture-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/boxfuture/0.0.1/Cargo.toml
[INFO] started frobbing boxfuture-0.0.1
[INFO] finished frobbing boxfuture-0.0.1
[INFO] frobbed toml for boxfuture-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boxfuture/0.0.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing boxfuture-0.0.1 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-3/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/boxfuture/0.0.1:/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] 20cf31dd8b9792d823a7f8d0cd25081a120105e5c2028d88cd69420d28187699
[INFO] running `"docker" "start" "-a" "20cf31dd8b9792d823a7f8d0cd25081a120105e5c2028d88cd69420d28187699"`
[INFO] [stderr]    Compiling boxfuture v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type BoxFuture<T, E> = Box<Future<Item = T, Error = E> + Send>;
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = E> + Send`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "20cf31dd8b9792d823a7f8d0cd25081a120105e5c2028d88cd69420d28187699"`
[INFO] running `"docker" "rm" "-f" "20cf31dd8b9792d823a7f8d0cd25081a120105e5c2028d88cd69420d28187699"`
[INFO] [stdout] 20cf31dd8b9792d823a7f8d0cd25081a120105e5c2028d88cd69420d28187699
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/boxfuture/0.0.1:/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] aef428bf58f8cb57894097a91f0912ec141e8133bc8160297a758eca3962e73e
[INFO] running `"docker" "start" "-a" "aef428bf58f8cb57894097a91f0912ec141e8133bc8160297a758eca3962e73e"`
[INFO] [stderr]    Compiling boxfuture v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type BoxFuture<T, E> = Box<Future<Item = T, Error = E> + Send>;
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = E> + Send`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "aef428bf58f8cb57894097a91f0912ec141e8133bc8160297a758eca3962e73e"`
[INFO] running `"docker" "rm" "-f" "aef428bf58f8cb57894097a91f0912ec141e8133bc8160297a758eca3962e73e"`
[INFO] [stdout] aef428bf58f8cb57894097a91f0912ec141e8133bc8160297a758eca3962e73e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/boxfuture/0.0.1:/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] 38b18cfb94e4a58878f262ac35f1059087c6ff032bcd405e6cbc8b2b00f7d4c2
[INFO] running `"docker" "start" "-a" "38b18cfb94e4a58878f262ac35f1059087c6ff032bcd405e6cbc8b2b00f7d4c2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/boxfuture-8e0edf9b58c7be64
[INFO] [stderr]    Doc-tests boxfuture
[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] [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" "38b18cfb94e4a58878f262ac35f1059087c6ff032bcd405e6cbc8b2b00f7d4c2"`
[INFO] running `"docker" "rm" "-f" "38b18cfb94e4a58878f262ac35f1059087c6ff032bcd405e6cbc8b2b00f7d4c2"`
[INFO] [stdout] 38b18cfb94e4a58878f262ac35f1059087c6ff032bcd405e6cbc8b2b00f7d4c2