[INFO] fetching crate async-await 0.2.1...
[INFO] extracting crate async-await 0.2.1 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/async-await/0.2.1
[INFO] extracting crate async-await 0.2.1 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/async-await/0.2.1
[INFO] validating manifest of async-await-0.2.1 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of async-await-0.2.1 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing async-await-0.2.1
[INFO] finished frobbing async-await-0.2.1
[INFO] frobbed toml for async-await-0.2.1 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/async-await/0.2.1/Cargo.toml
[INFO] started frobbing async-await-0.2.1
[INFO] finished frobbing async-await-0.2.1
[INFO] frobbed toml for async-await-0.2.1 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/async-await/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking async-await-0.2.1 against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/async-await/0.2.1:/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=forbid" "-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" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4e1ba1e9dbc09809b19bef0dc47b03d2cf265cf6527d6d0be019ec976edabd46
[INFO] running `"docker" "start" "-a" "4e1ba1e9dbc09809b19bef0dc47b03d2cf265cf6527d6d0be019ec976edabd46"`
[INFO] [stderr]     Checking async-await v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/lib.rs:47:49
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let transformation = f1.map(|v| v * 2).join((f2.map(|v| v + 5)))
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     let a = async!{42};
[INFO] [stderr]    |             ---------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     let f1 = async!{42};
[INFO] [stderr]    |              ---------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     let f2 = async!{18};
[INFO] [stderr]    |              ---------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |               tx.complete($e);
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 54 |       let f1 = async!{{
[INFO] [stderr]    |  ______________-
[INFO] [stderr] 55 | |         let f1 = async!{42};
[INFO] [stderr] 56 | |         await!{f1.map(|v| v * 2)}
[INFO] [stderr] 57 | |     }};
[INFO] [stderr]    | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 55 |         let f1 = async!{42};
[INFO] [stderr]    |                  ---------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     let a = async!{42};
[INFO] [stderr]    |             ---------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '<futures::Complete<T>>::complete': renamed to `send`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     let a = async!{panic!("i")};
[INFO] [stderr]    |             ------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/lib.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |             tx.complete($e);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     let a = async!{panic!("i")};
[INFO] [stderr]    |             ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "4e1ba1e9dbc09809b19bef0dc47b03d2cf265cf6527d6d0be019ec976edabd46"`
[INFO] running `"docker" "rm" "-f" "4e1ba1e9dbc09809b19bef0dc47b03d2cf265cf6527d6d0be019ec976edabd46"`
[INFO] [stdout] 4e1ba1e9dbc09809b19bef0dc47b03d2cf265cf6527d6d0be019ec976edabd46