[INFO] crate tokio-dns-unofficial 0.4.0 is already in cache
[INFO] checking tokio-dns-unofficial-0.4.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate tokio-dns-unofficial 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tokio-dns-unofficial 0.4.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-dns-unofficial 0.4.0
[INFO] finished tweaking crates.io crate tokio-dns-unofficial 0.4.0
[INFO] tweaked toml for crates.io crate tokio-dns-unofficial 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5765f38c6c12933f65f4bfcdf6621d0fc03693957aea1a86dcf4e5254eb907bd
[INFO] running `"docker" "start" "-a" "5765f38c6c12933f65f4bfcdf6621d0fc03693957aea1a86dcf4e5254eb907bd"`
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-dns-unofficial v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/endpoint.rs:120:28
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 let port = try!(parse_port(&self[idx + 1..]));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/net.rs:191:31
[INFO] [stderr]     |
[INFO] [stderr] 191 |             .fold::<_, _, Box<Future<Item = _, Error = io::Error> + Send>>(
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = io::Error> + Send`
[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:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub type IoFuture<T> = Box<Future<Item = T, Error = io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn boxed<F>(fut: F) -> Box<Future<Item = F::Item, Error = F::Error> + Send>
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = F::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/endpoint.rs:120:28
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 let port = try!(parse_port(&self[idx + 1..]));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/net.rs:191:31
[INFO] [stderr]     |
[INFO] [stderr] 191 |             .fold::<_, _, Box<Future<Item = _, Error = io::Error> + Send>>(
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = io::Error> + Send`
[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:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub type IoFuture<T> = Box<Future<Item = T, Error = io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn boxed<F>(fut: F) -> Box<Future<Item = F::Item, Error = F::Error> + Send>
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = F::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "5765f38c6c12933f65f4bfcdf6621d0fc03693957aea1a86dcf4e5254eb907bd"`
[INFO] running `"docker" "rm" "-f" "5765f38c6c12933f65f4bfcdf6621d0fc03693957aea1a86dcf4e5254eb907bd"`
[INFO] [stdout] 5765f38c6c12933f65f4bfcdf6621d0fc03693957aea1a86dcf4e5254eb907bd