[INFO] crate tk-sendfile 0.4.0 is already in cache
[INFO] extracting crate tk-sendfile 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tk-sendfile/0.4.0
[INFO] extracting crate tk-sendfile 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tk-sendfile/0.4.0
[INFO] validating manifest of tk-sendfile-0.4.0 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 tk-sendfile-0.4.0 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 tk-sendfile-0.4.0
[INFO] finished frobbing tk-sendfile-0.4.0
[INFO] frobbed toml for tk-sendfile-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tk-sendfile/0.4.0/Cargo.toml
[INFO] started frobbing tk-sendfile-0.4.0
[INFO] finished frobbing tk-sendfile-0.4.0
[INFO] frobbed toml for tk-sendfile-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tk-sendfile/0.4.0/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 tk-sendfile-0.4.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tk-sendfile/0.4.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ad9a52b0ec333826b1bdb0daa9b08da49f932c730fb66d31f687304ea012e198
[INFO] running `"docker" "start" "-a" "ad9a52b0ec333826b1bdb0daa9b08da49f932c730fb66d31f687304ea012e198"`
[INFO] [stderr]    Compiling tk-sendfile v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:75:36
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn open(&mut self) -> Result<(&FileReader, u64), io::Error>;
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[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:168:36
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn open(&mut self) -> Result<(&FileReader, u64), io::Error> {
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:178:53
[INFO] [stderr]     |
[INFO] [stderr] 178 |         Ok(self.1.as_ref().map(|&(ref f, s)| (f as &FileReader, s)).unwrap())
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]   --> src/lib.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 | use futures::{Future, Poll, Async, BoxFuture, finished, failed};
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:208:12
[INFO] [stderr]     |
[INFO] [stderr] 208 |         -> BoxFuture<Sendfile<F::Opener>, io::Error>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:246:12
[INFO] [stderr]     |
[INFO] [stderr] 246 |         -> futures::BoxFuture<D, io::Error>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:217:34
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 return failed(e).boxed();
[INFO] [stderr]     |                                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:229:16
[INFO] [stderr]     |
[INFO] [stderr] 229 |             }).boxed()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:241:16
[INFO] [stderr]     |
[INFO] [stderr] 241 |             }).boxed()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:250:71
[INFO] [stderr]     |
[INFO] [stderr] 250 |         self.open(file).and_then(|file| file.write_into(destination)).boxed()
[INFO] [stderr]     |                                                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "ad9a52b0ec333826b1bdb0daa9b08da49f932c730fb66d31f687304ea012e198"`
[INFO] running `"docker" "rm" "-f" "ad9a52b0ec333826b1bdb0daa9b08da49f932c730fb66d31f687304ea012e198"`
[INFO] [stdout] ad9a52b0ec333826b1bdb0daa9b08da49f932c730fb66d31f687304ea012e198
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tk-sendfile/0.4.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 55b17a8d0c721c433cb10eaaad3f036986b7a9dc1da089e4c21451f633eb5199
[INFO] running `"docker" "start" "-a" "55b17a8d0c721c433cb10eaaad3f036986b7a9dc1da089e4c21451f633eb5199"`
[INFO] [stderr]    Compiling tk-sendfile v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:75:36
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn open(&mut self) -> Result<(&FileReader, u64), io::Error>;
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[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:168:36
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn open(&mut self) -> Result<(&FileReader, u64), io::Error> {
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:178:53
[INFO] [stderr]     |
[INFO] [stderr] 178 |         Ok(self.1.as_ref().map(|&(ref f, s)| (f as &FileReader, s)).unwrap())
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FileReader`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]   --> src/lib.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 | use futures::{Future, Poll, Async, BoxFuture, finished, failed};
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:208:12
[INFO] [stderr]     |
[INFO] [stderr] 208 |         -> BoxFuture<Sendfile<F::Opener>, io::Error>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:246:12
[INFO] [stderr]     |
[INFO] [stderr] 246 |         -> futures::BoxFuture<D, io::Error>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:217:34
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 return failed(e).boxed();
[INFO] [stderr]     |                                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:229:16
[INFO] [stderr]     |
[INFO] [stderr] 229 |             }).boxed()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:241:16
[INFO] [stderr]     |
[INFO] [stderr] 241 |             }).boxed()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
[INFO] [stderr]    --> src/lib.rs:250:71
[INFO] [stderr]     |
[INFO] [stderr] 250 |         self.open(file).and_then(|file| file.write_into(destination)).boxed()
[INFO] [stderr]     |                                                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `"docker" "inspect" "55b17a8d0c721c433cb10eaaad3f036986b7a9dc1da089e4c21451f633eb5199"`
[INFO] running `"docker" "rm" "-f" "55b17a8d0c721c433cb10eaaad3f036986b7a9dc1da089e4c21451f633eb5199"`
[INFO] [stdout] 55b17a8d0c721c433cb10eaaad3f036986b7a9dc1da089e4c21451f633eb5199
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tk-sendfile/0.4.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 37338136f7e3efa7f4700bcbf0be1d3c2057376d72f5d4af1e6a3922f50410a5
[INFO] running `"docker" "start" "-a" "37338136f7e3efa7f4700bcbf0be1d3c2057376d72f5d4af1e6a3922f50410a5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tk_sendfile-a0b090523006e487
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tk_sendfile
[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 1 test
[INFO] [stdout] test src/lib.rs -  (line 8) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "37338136f7e3efa7f4700bcbf0be1d3c2057376d72f5d4af1e6a3922f50410a5"`
[INFO] running `"docker" "rm" "-f" "37338136f7e3efa7f4700bcbf0be1d3c2057376d72f5d4af1e6a3922f50410a5"`
[INFO] [stdout] 37338136f7e3efa7f4700bcbf0be1d3c2057376d72f5d4af1e6a3922f50410a5