[INFO] fetching crate rexpect 0.3.0...
[INFO] checking rexpect-0.3.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate rexpect 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rexpect 0.3.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rexpect 0.3.0
[INFO] finished tweaking crates.io crate rexpect 0.3.0
[INFO] tweaked toml for crates.io crate rexpect 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 6a37e5729c1ab5bb590169d7d4d499a608b38a226faaae9ca2dc5a6e5c35ae60
[INFO] running `"docker" "start" "-a" "6a37e5729c1ab5bb590169d7d4d499a608b38a226faaae9ca2dc5a6e5c35ae60"`
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking rexpect v0.3.0 (/opt/rustwide/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] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/session.rs:72:16
[INFO] [stderr]    |
[INFO] [stderr] 72 |             'a'...'z' => c as u8 + 1 - 'a' as u8,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/session.rs:73:16
[INFO] [stderr]    |
[INFO] [stderr] 73 |             'A'...'Z' => c as u8 + 1 - 'A' as u8,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/session.rs:72:16
[INFO] [stderr]    |
[INFO] [stderr] 72 |             'a'...'z' => c as u8 + 1 - 'a' as u8,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/session.rs:73:16
[INFO] [stderr]    |
[INFO] [stderr] 73 |             'A'...'Z' => c as u8 + 1 - 'A' as u8,
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/session.rs:434:75
[INFO] [stderr]     |
[INFO] [stderr] 434 |         }().unwrap_or_else(|e| panic!("test_kill_timeout failed: {}", e));;
[INFO] [stderr]     |                                                                           ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `"docker" "inspect" "6a37e5729c1ab5bb590169d7d4d499a608b38a226faaae9ca2dc5a6e5c35ae60"`
[INFO] running `"docker" "rm" "-f" "6a37e5729c1ab5bb590169d7d4d499a608b38a226faaae9ca2dc5a6e5c35ae60"`
[INFO] [stdout] 6a37e5729c1ab5bb590169d7d4d499a608b38a226faaae9ca2dc5a6e5c35ae60