[INFO] fetching crate serial-unix 0.4.0...
[INFO] checking serial-unix-0.4.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate serial-unix 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serial-unix 0.4.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serial-unix 0.4.0
[INFO] removed path dependency serial-core from crates.io crate serial-unix 0.4.0
[INFO] finished tweaking crates.io crate serial-unix 0.4.0
[INFO] tweaked toml for crates.io crate serial-unix 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 513ee7c6105fb914d991df926f53b17dadfa27ce7a944b832a6298c4a8696294
[INFO] running `"docker" "start" "-a" "513ee7c6105fb914d991df926f53b17dadfa27ce7a944b832a6298c4a8696294"`
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-unix v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tty.rs:82:24
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let settings = try!(port.read_settings());
[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/tty.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         try!(port.write_settings(&settings));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tty.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         try!(super::poll::wait_read_fd(self.fd, self.timeout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tty.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         try!(super::poll::wait_write_fd(self.fd, self.timeout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tty.rs:82:24
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let settings = try!(port.read_settings());
[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/tty.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         try!(port.write_settings(&settings));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tty.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         try!(super::poll::wait_read_fd(self.fd, self.timeout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tty.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         try!(super::poll::wait_write_fd(self.fd, self.timeout));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/tty.rs:547:41
[INFO] [stderr]     |
[INFO] [stderr] 547 |         TTYSettings { termios: unsafe { mem::uninitialized() } }
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "513ee7c6105fb914d991df926f53b17dadfa27ce7a944b832a6298c4a8696294"`
[INFO] running `"docker" "rm" "-f" "513ee7c6105fb914d991df926f53b17dadfa27ce7a944b832a6298c4a8696294"`
[INFO] [stdout] 513ee7c6105fb914d991df926f53b17dadfa27ce7a944b832a6298c4a8696294