[INFO] crate futures-rustls 0.12.0-alpha is already in cache
[INFO] checking futures-rustls-0.12.0-alpha against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate futures-rustls 0.12.0-alpha into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate futures-rustls 0.12.0-alpha on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate futures-rustls 0.12.0-alpha
[INFO] finished tweaking crates.io crate futures-rustls 0.12.0-alpha
[INFO] tweaked toml for crates.io crate futures-rustls 0.12.0-alpha written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 082acf0cb69eb6ed085748afbab6203d4a1cabe08def0b24bf1237eaf99a664b
[INFO] running `"docker" "start" "-a" "082acf0cb69eb6ed085748afbab6203d4a1cabe08def0b24bf1237eaf99a664b"`
[INFO] [stderr]     Checking futures-rustls v0.12.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Checking romio v0.3.0-alpha.10
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/common/test_stream.rs:19:25
[INFO] [stderr]    |
[INFO] [stderr] 19 | struct Good<'a>(&'a mut Session);
[INFO] [stderr]    |                         ^^^^^^^ help: use `dyn`: `dyn Session`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![cfg_attr(test, feature(async_await))]
[INFO] [stderr]   |                           ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/test.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 | ...                   let (mut reader, mut write) = stream.split();
[INFO] [stderr]    |                            ----^^^^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/test.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `"docker" "inspect" "082acf0cb69eb6ed085748afbab6203d4a1cabe08def0b24bf1237eaf99a664b"`
[INFO] running `"docker" "rm" "-f" "082acf0cb69eb6ed085748afbab6203d4a1cabe08def0b24bf1237eaf99a664b"`
[INFO] [stdout] 082acf0cb69eb6ed085748afbab6203d4a1cabe08def0b24bf1237eaf99a664b