Dec 18 09:17:59.790 INFO checking wee-rl-1.0.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:17:59.790 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/wee-rl/1.0.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:18:00.312 INFO [stdout] 116e7d9df7de973fc6114d6645bf58afb4c889a2ca55c9e933bdb7fad918b786
Dec 18 09:18:00.314 INFO running `"docker" "start" "-a" "116e7d9df7de973fc6114d6645bf58afb4c889a2ca55c9e933bdb7fad918b786"`
Dec 18 09:18:02.216 INFO [stderr]     Checking nix v0.8.1
Dec 18 09:18:05.866 INFO [stderr]     Checking wee-rl v1.0.0 (/opt/crater/workdir)
Dec 18 09:18:06.836 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 09:18:06.837 INFO [stderr]    --> src/completion.rs:166:29
Dec 18 09:18:06.837 INFO [stderr]     |
Dec 18 09:18:06.837 INFO [stderr] 166 |         if let Some(home) = home_dir() {
Dec 18 09:18:06.838 INFO [stderr]     |                             ^^^^^^^^
Dec 18 09:18:06.838 INFO [stderr]     |
Dec 18 09:18:06.838 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 09:18:06.838 INFO [stderr] 
Dec 18 09:18:06.839 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 09:18:06.839 INFO [stderr]    --> src/completion.rs:155:33
Dec 18 09:18:06.840 INFO [stderr]     |
Dec 18 09:18:06.840 INFO [stderr] 155 |     use std::env::{current_dir, home_dir};
Dec 18 09:18:06.840 INFO [stderr]     |                                 ^^^^^^^^
Dec 18 09:18:06.840 INFO [stderr] 
Dec 18 09:18:06.841 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 09:18:06.842 INFO [stderr]   --> src/tty/unix.rs:40:9
Dec 18 09:18:06.842 INFO [stderr]    |
Dec 18 09:18:06.842 INFO [stderr] 40 |     use std::ascii::AsciiExt;
Dec 18 09:18:06.843 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 09:18:06.843 INFO [stderr] 
Dec 18 09:18:07.465 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 09:18:07.465 INFO [stderr]   --> src/char_iter.rs:99:43
Dec 18 09:18:07.465 INFO [stderr]    |
Dec 18 09:18:07.466 INFO [stderr] 99 |             CharsError::Other(ref e) => e.cause(),
Dec 18 09:18:07.466 INFO [stderr]    |                                           ^^^^^
Dec 18 09:18:07.466 INFO [stderr] 
Dec 18 09:18:07.524 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 09:18:07.525 INFO [stderr]   --> src/tty/unix.rs:40:9
Dec 18 09:18:07.525 INFO [stderr]    |
Dec 18 09:18:07.525 INFO [stderr] 40 |     use std::ascii::AsciiExt;
Dec 18 09:18:07.525 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 09:18:07.526 INFO [stderr]    |
Dec 18 09:18:07.526 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 09:18:07.526 INFO [stderr] 
Dec 18 09:18:07.604 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 09:18:07.604 INFO [stderr]    --> src/completion.rs:166:29
Dec 18 09:18:07.604 INFO [stderr]     |
Dec 18 09:18:07.604 INFO [stderr] 166 |         if let Some(home) = home_dir() {
Dec 18 09:18:07.604 INFO [stderr]     |                             ^^^^^^^^
Dec 18 09:18:07.604 INFO [stderr]     |
Dec 18 09:18:07.604 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 09:18:07.604 INFO [stderr] 
Dec 18 09:18:07.604 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 09:18:07.604 INFO [stderr]    --> src/completion.rs:155:33
Dec 18 09:18:07.604 INFO [stderr]     |
Dec 18 09:18:07.604 INFO [stderr] 155 |     use std::env::{current_dir, home_dir};
Dec 18 09:18:07.604 INFO [stderr]     |                                 ^^^^^^^^
Dec 18 09:18:07.604 INFO [stderr] 
Dec 18 09:18:08.895 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 09:18:08.896 INFO [stderr]   --> src/char_iter.rs:99:43
Dec 18 09:18:08.896 INFO [stderr]    |
Dec 18 09:18:08.896 INFO [stderr] 99 |             CharsError::Other(ref e) => e.cause(),
Dec 18 09:18:08.896 INFO [stderr]    |                                           ^^^^^
Dec 18 09:18:08.896 INFO [stderr] 
Dec 18 09:18:09.608 INFO [stderr] warning: function is never used: `chars`
Dec 18 09:18:09.608 INFO [stderr]   --> src/char_iter.rs:12:1
Dec 18 09:18:09.608 INFO [stderr]    |
Dec 18 09:18:09.608 INFO [stderr] 12 | / pub fn chars<R: Read>(read: R) -> Chars<R>
Dec 18 09:18:09.608 INFO [stderr] 13 | |     where R: Sized
Dec 18 09:18:09.608 INFO [stderr] 14 | | {
Dec 18 09:18:09.608 INFO [stderr] 15 | |     Chars { inner: read }
Dec 18 09:18:09.608 INFO [stderr] 16 | | }
Dec 18 09:18:09.608 INFO [stderr]    | |_^
Dec 18 09:18:09.608 INFO [stderr]    |
Dec 18 09:18:09.608 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 09:18:09.608 INFO [stderr] 
Dec 18 09:18:09.608 INFO [stderr] warning: struct is never constructed: `Chars`
Dec 18 09:18:09.608 INFO [stderr]   --> src/char_iter.rs:44:1
Dec 18 09:18:09.608 INFO [stderr]    |
Dec 18 09:18:09.608 INFO [stderr] 44 | pub struct Chars<R> {
Dec 18 09:18:09.608 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 18 09:18:09.608 INFO [stderr] 
Dec 18 09:18:09.684 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
Dec 18 09:18:10.810 INFO running `"docker" "inspect" "116e7d9df7de973fc6114d6645bf58afb4c889a2ca55c9e933bdb7fad918b786"`
Dec 18 09:18:11.274 INFO running `"docker" "rm" "-f" "116e7d9df7de973fc6114d6645bf58afb4c889a2ca55c9e933bdb7fad918b786"`
Dec 18 09:18:11.564 INFO [stdout] 116e7d9df7de973fc6114d6645bf58afb4c889a2ca55c9e933bdb7fad918b786