Dec 18 13:38:09.898 INFO checking nixterm-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:38:09.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/nixterm/0.1.1:/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 13:38:10.088 INFO [stdout] 51a977e957cacba7d9c8bfacdbc9e70bbbbd921706736a0d9a4b6094644c1e80
Dec 18 13:38:10.090 INFO running `"docker" "start" "-a" "51a977e957cacba7d9c8bfacdbc9e70bbbbd921706736a0d9a4b6094644c1e80"`
Dec 18 13:38:11.118 INFO [stderr]     Checking nixterm v0.1.1 (/opt/crater/workdir)
Dec 18 13:38:11.983 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 13:38:11.983 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 18 13:38:11.983 INFO [stderr]    |
Dec 18 13:38:11.983 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 18 13:38:11.983 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 18 13:38:11.983 INFO [stderr]    |
Dec 18 13:38:11.983 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 13:38:11.983 INFO [stderr] 
Dec 18 13:38:12.008 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 13:38:12.008 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 18 13:38:12.008 INFO [stderr]    |
Dec 18 13:38:12.008 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 18 13:38:12.008 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 18 13:38:12.008 INFO [stderr]    |
Dec 18 13:38:12.008 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 13:38:12.008 INFO [stderr] 
Dec 18 13:38:13.474 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:38:13.474 INFO [stderr]    --> src/term.rs:662:31
Dec 18 13:38:13.474 INFO [stderr]     |
Dec 18 13:38:13.474 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 18 13:38:13.474 INFO [stderr]     |                               ----^^^^
Dec 18 13:38:13.474 INFO [stderr]     |                               |
Dec 18 13:38:13.474 INFO [stderr]     |                               help: remove this `mut`
Dec 18 13:38:13.474 INFO [stderr]     |
Dec 18 13:38:13.474 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 13:38:13.474 INFO [stderr] 
Dec 18 13:38:13.474 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:38:13.475 INFO [stderr]    --> src/term.rs:666:31
Dec 18 13:38:13.475 INFO [stderr]     |
Dec 18 13:38:13.475 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 18 13:38:13.475 INFO [stderr]     |                               ----^^^^
Dec 18 13:38:13.475 INFO [stderr]     |                               |
Dec 18 13:38:13.475 INFO [stderr]     |                               help: remove this `mut`
Dec 18 13:38:13.475 INFO [stderr] 
Dec 18 13:38:13.556 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:38:13.556 INFO [stderr]    --> src/term.rs:662:31
Dec 18 13:38:13.556 INFO [stderr]     |
Dec 18 13:38:13.556 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 18 13:38:13.556 INFO [stderr]     |                               ----^^^^
Dec 18 13:38:13.556 INFO [stderr]     |                               |
Dec 18 13:38:13.556 INFO [stderr]     |                               help: remove this `mut`
Dec 18 13:38:13.556 INFO [stderr]     |
Dec 18 13:38:13.556 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 13:38:13.556 INFO [stderr] 
Dec 18 13:38:13.556 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:38:13.556 INFO [stderr]    --> src/term.rs:666:31
Dec 18 13:38:13.556 INFO [stderr]     |
Dec 18 13:38:13.556 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 18 13:38:13.556 INFO [stderr]     |                               ----^^^^
Dec 18 13:38:13.556 INFO [stderr]     |                               |
Dec 18 13:38:13.556 INFO [stderr]     |                               help: remove this `mut`
Dec 18 13:38:13.556 INFO [stderr] 
Dec 18 13:38:13.772 INFO [stderr] warning: method is never used: `write_u8`
Dec 18 13:38:13.772 INFO [stderr]    --> src/term.rs:412:5
Dec 18 13:38:13.772 INFO [stderr]     |
Dec 18 13:38:13.772 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 18 13:38:13.772 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:38:13.772 INFO [stderr]     |
Dec 18 13:38:13.772 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 13:38:13.772 INFO [stderr] 
Dec 18 13:38:14.036 INFO [stderr] warning: method is never used: `write_u8`
Dec 18 13:38:14.036 INFO [stderr]    --> src/term.rs:412:5
Dec 18 13:38:14.036 INFO [stderr]     |
Dec 18 13:38:14.036 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 18 13:38:14.036 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 13:38:14.036 INFO [stderr]     |
Dec 18 13:38:14.036 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 13:38:14.036 INFO [stderr] 
Dec 18 13:38:14.368 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:38:14.368 INFO [stderr]   --> examples/term.rs:38:5
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr] 38 |     term.println("");
Dec 18 13:38:14.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 13:38:14.368 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:38:14.368 INFO [stderr] 
Dec 18 13:38:14.368 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:38:14.368 INFO [stderr]   --> examples/term.rs:51:5
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr] 51 |     term.println("");
Dec 18 13:38:14.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:38:14.368 INFO [stderr] 
Dec 18 13:38:14.368 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 13:38:14.368 INFO [stderr]   --> examples/term.rs:52:5
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr] 52 |     term.println("");
Dec 18 13:38:14.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 13:38:14.368 INFO [stderr]    |
Dec 18 13:38:14.368 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 13:38:14.368 INFO [stderr] 
Dec 18 13:38:14.612 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
Dec 18 13:38:14.937 INFO running `"docker" "inspect" "51a977e957cacba7d9c8bfacdbc9e70bbbbd921706736a0d9a4b6094644c1e80"`
Dec 18 13:38:15.023 INFO running `"docker" "rm" "-f" "51a977e957cacba7d9c8bfacdbc9e70bbbbd921706736a0d9a4b6094644c1e80"`
Dec 18 13:38:15.149 INFO [stdout] 51a977e957cacba7d9c8bfacdbc9e70bbbbd921706736a0d9a4b6094644c1e80