[INFO] crate tokio-serde 0.3.0 is already in cache
[INFO] testing tokio-serde-0.3.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate tokio-serde 0.3.0 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate tokio-serde 0.3.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-serde 0.3.0
[INFO] finished tweaking crates.io crate tokio-serde 0.3.0
[INFO] tweaked toml for crates.io crate tokio-serde 0.3.0 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] a996a36b5c54717fb57625cba79613952cf3905adc223d598ef248ccc96b2f89
[INFO] running `"docker" "start" "-a" "a996a36b5c54717fb57625cba79613952cf3905adc223d598ef248ccc96b2f89"`
[INFO] [stderr]    Compiling tokio-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/buffer_one.rs:72:37
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Some(Ok(item)) => match try!(self.sink.start_send(item)) {
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/buffer_one.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     try!(self.sink.poll_complete());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/buffer_one.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         try!(self.try_empty_buffer());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:310:27
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let val = try!(self.deserializer.deserialize(&bytes.into()));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:376:21
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let bytes = try!(res.map_err(Into::into));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:378:17
[INFO] [stderr]     |
[INFO] [stderr] 378 |         assert!(try!(self.inner.start_send(bytes)).is_ready());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "a996a36b5c54717fb57625cba79613952cf3905adc223d598ef248ccc96b2f89"`
[INFO] running `"docker" "rm" "-f" "a996a36b5c54717fb57625cba79613952cf3905adc223d598ef248ccc96b2f89"`
[INFO] [stdout] a996a36b5c54717fb57625cba79613952cf3905adc223d598ef248ccc96b2f89
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a5c739b4acbb75b05fb0ce487fb7287a25889506587fe88a22cb7d58248272c8
[INFO] running `"docker" "start" "-a" "a5c739b4acbb75b05fb0ce487fb7287a25889506587fe88a22cb7d58248272c8"`
[INFO] [stderr]    Compiling tokio-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/buffer_one.rs:72:37
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Some(Ok(item)) => match try!(self.sink.start_send(item)) {
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/buffer_one.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     try!(self.sink.poll_complete());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/buffer_one.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         try!(self.try_empty_buffer());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:310:27
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let val = try!(self.deserializer.deserialize(&bytes.into()));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:376:21
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let bytes = try!(res.map_err(Into::into));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:378:17
[INFO] [stderr]     |
[INFO] [stderr] 378 |         assert!(try!(self.inner.start_send(bytes)).is_ready());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "a5c739b4acbb75b05fb0ce487fb7287a25889506587fe88a22cb7d58248272c8"`
[INFO] running `"docker" "rm" "-f" "a5c739b4acbb75b05fb0ce487fb7287a25889506587fe88a22cb7d58248272c8"`
[INFO] [stdout] a5c739b4acbb75b05fb0ce487fb7287a25889506587fe88a22cb7d58248272c8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] eea3a9a2c841f3b17bcf6934cfc64fd7ce7deff9440df6922b2f4de6af6526f6
[INFO] running `"docker" "start" "-a" "eea3a9a2c841f3b17bcf6934cfc64fd7ce7deff9440df6922b2f4de6af6526f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_serde-eb9e6d990d88c7ec
[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] [stderr]    Doc-tests tokio-serde
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Deserializer (line 157) ... ok
[INFO] [stdout] test src/lib.rs - Serializer (line 81) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "eea3a9a2c841f3b17bcf6934cfc64fd7ce7deff9440df6922b2f4de6af6526f6"`
[INFO] running `"docker" "rm" "-f" "eea3a9a2c841f3b17bcf6934cfc64fd7ce7deff9440df6922b2f4de6af6526f6"`
[INFO] [stdout] eea3a9a2c841f3b17bcf6934cfc64fd7ce7deff9440df6922b2f4de6af6526f6