Dec 19 13:39:09.255 INFO checking lincheney/nvim-cat against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:39:09.255 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lincheney/nvim-cat:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:39:09.772 INFO [stdout] 060de1849964b5e4a4d6d8b0de587e1fbf6b7a871a0db98c65d95f562f6ed4fc
Dec 19 13:39:09.775 INFO running `"docker" "start" "-a" "060de1849964b5e4a4d6d8b0de587e1fbf6b7a871a0db98c65d95f562f6ed4fc"`
Dec 19 13:39:11.720 INFO [stderr]     Checking rmp v0.7.5
Dec 19 13:39:11.724 INFO [stderr]     Checking nix v0.8.0
Dec 19 13:39:11.724 INFO [stderr]     Checking clap v2.19.3
Dec 19 13:39:14.333 INFO [stderr]     Checking rmp-serde v0.10.0
Dec 19 13:39:19.756 INFO [stderr]     Checking nvim-cat v0.1.0 (/opt/crater/workdir)
Dec 19 13:39:20.156 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 13:39:20.156 INFO [stderr]  --> src/synattr.rs:2:5
Dec 19 13:39:20.156 INFO [stderr]   |
Dec 19 13:39:20.156 INFO [stderr] 2 | use std::ascii::AsciiExt;
Dec 19 13:39:20.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 13:39:20.156 INFO [stderr]   |
Dec 19 13:39:20.156 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 13:39:20.156 INFO [stderr] 
Dec 19 13:39:20.368 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 13:39:20.368 INFO [stderr]  --> src/synattr.rs:2:5
Dec 19 13:39:20.368 INFO [stderr]   |
Dec 19 13:39:20.368 INFO [stderr] 2 | use std::ascii::AsciiExt;
Dec 19 13:39:20.368 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 13:39:20.368 INFO [stderr]   |
Dec 19 13:39:20.368 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 13:39:20.368 INFO [stderr] 
Dec 19 13:39:20.527 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 13:39:20.527 INFO [stderr]  --> src/synattr.rs:2:5
Dec 19 13:39:20.527 INFO [stderr]   |
Dec 19 13:39:20.527 INFO [stderr] 2 | use std::ascii::AsciiExt;
Dec 19 13:39:20.527 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 13:39:20.527 INFO [stderr]   |
Dec 19 13:39:20.527 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:39:20.527 INFO [stderr] 
Dec 19 13:39:20.796 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 13:39:20.796 INFO [stderr]  --> src/synattr.rs:2:5
Dec 19 13:39:20.796 INFO [stderr]   |
Dec 19 13:39:20.796 INFO [stderr] 2 | use std::ascii::AsciiExt;
Dec 19 13:39:20.796 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 13:39:20.796 INFO [stderr]   |
Dec 19 13:39:20.797 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:39:20.797 INFO [stderr] 
Dec 19 13:39:20.954 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.31s
Dec 19 13:39:21.648 INFO running `"docker" "inspect" "060de1849964b5e4a4d6d8b0de587e1fbf6b7a871a0db98c65d95f562f6ed4fc"`
Dec 19 13:39:21.922 INFO running `"docker" "rm" "-f" "060de1849964b5e4a4d6d8b0de587e1fbf6b7a871a0db98c65d95f562f6ed4fc"`
Dec 19 13:39:22.324 INFO [stdout] 060de1849964b5e4a4d6d8b0de587e1fbf6b7a871a0db98c65d95f562f6ed4fc