[INFO] updating cached repository philippkeller/rexpect
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/philippkeller/rexpect
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/philippkeller/rexpect" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/philippkeller/rexpect"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/philippkeller/rexpect'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/philippkeller/rexpect" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/philippkeller/rexpect"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/philippkeller/rexpect'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6a54f2072de8d9b7d259efc43aae301f649ee88e
[INFO] sha for GitHub repo philippkeller/rexpect: 6a54f2072de8d9b7d259efc43aae301f649ee88e
[INFO] validating manifest of philippkeller/rexpect on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of philippkeller/rexpect on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing philippkeller/rexpect
[INFO] finished frobbing philippkeller/rexpect
[INFO] frobbed toml for philippkeller/rexpect written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/philippkeller/rexpect/Cargo.toml
[INFO] started frobbing philippkeller/rexpect
[INFO] finished frobbing philippkeller/rexpect
[INFO] frobbed toml for philippkeller/rexpect written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/philippkeller/rexpect/Cargo.toml
[INFO] crate philippkeller/rexpect already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking philippkeller/rexpect against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/philippkeller/rexpect:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b4cce62d9e6ed6b0e89d4292a0fcc9df44605b4b58f1e6525a523c433edd8d92
[INFO] running `"docker" "start" "-a" "b4cce62d9e6ed6b0e89d4292a0fcc9df44605b4b58f1e6525a523c433edd8d92"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking tempfile v2.1.6
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking rexpect v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/process.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     /// the buffer size on OSX is 128, defined by sys/ttycom.h
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 78 |     let buf: [i8; 128] = [0; 128];
[INFO] [stderr]    |     ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/process.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     /// the buffer size on OSX is 128, defined by sys/ttycom.h
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 78 |     let buf: [i8; 128] = [0; 128];
[INFO] [stderr]    |     ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.60s
[INFO] running `"docker" "inspect" "b4cce62d9e6ed6b0e89d4292a0fcc9df44605b4b58f1e6525a523c433edd8d92"`
[INFO] running `"docker" "rm" "-f" "b4cce62d9e6ed6b0e89d4292a0fcc9df44605b4b58f1e6525a523c433edd8d92"`
[INFO] [stdout] b4cce62d9e6ed6b0e89d4292a0fcc9df44605b4b58f1e6525a523c433edd8d92