Dec 15 03:34:32.785 INFO testing nixterm-0.1.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 03:34:32.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 03:34:33.170 INFO [stdout] 41027ec9b8920f6427a988017478016386c9912398cc601eddc92c1c872fc9b4
Dec 15 03:34:33.172 INFO running `"docker" "start" "-a" "41027ec9b8920f6427a988017478016386c9912398cc601eddc92c1c872fc9b4"`
Dec 15 03:34:33.563 INFO [stderr] usermod: no changes
Dec 15 03:34:33.656 INFO [stderr]    Compiling nixterm v0.1.1 (/source)
Dec 15 03:34:35.257 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 15 03:34:35.257 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 15 03:34:35.257 INFO [stderr]    |
Dec 15 03:34:35.257 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 15 03:34:35.257 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 15 03:34:35.257 INFO [stderr]    |
Dec 15 03:34:35.257 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 03:34:35.258 INFO [stderr] 
Dec 15 03:34:36.175 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:34:36.175 INFO [stderr]    --> src/term.rs:662:31
Dec 15 03:34:36.175 INFO [stderr]     |
Dec 15 03:34:36.175 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 15 03:34:36.175 INFO [stderr]     |                               ----^^^^
Dec 15 03:34:36.175 INFO [stderr]     |                               |
Dec 15 03:34:36.175 INFO [stderr]     |                               help: remove this `mut`
Dec 15 03:34:36.175 INFO [stderr]     |
Dec 15 03:34:36.175 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 03:34:36.175 INFO [stderr] 
Dec 15 03:34:36.175 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:34:36.175 INFO [stderr]    --> src/term.rs:666:31
Dec 15 03:34:36.175 INFO [stderr]     |
Dec 15 03:34:36.175 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 15 03:34:36.175 INFO [stderr]     |                               ----^^^^
Dec 15 03:34:36.175 INFO [stderr]     |                               |
Dec 15 03:34:36.175 INFO [stderr]     |                               help: remove this `mut`
Dec 15 03:34:36.175 INFO [stderr] 
Dec 15 03:34:36.412 INFO [stderr] warning: method is never used: `write_u8`
Dec 15 03:34:36.412 INFO [stderr]    --> src/term.rs:412:5
Dec 15 03:34:36.412 INFO [stderr]     |
Dec 15 03:34:36.412 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 15 03:34:36.412 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 03:34:36.412 INFO [stderr]     |
Dec 15 03:34:36.412 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 03:34:36.412 INFO [stderr] 
Dec 15 03:34:38.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.54s
Dec 15 03:34:38.135 INFO [stderr] su: No module specific data is present
Dec 15 03:34:38.459 INFO running `"docker" "inspect" "41027ec9b8920f6427a988017478016386c9912398cc601eddc92c1c872fc9b4"`
Dec 15 03:34:38.552 INFO running `"docker" "rm" "-f" "41027ec9b8920f6427a988017478016386c9912398cc601eddc92c1c872fc9b4"`
Dec 15 03:34:38.666 INFO [stdout] 41027ec9b8920f6427a988017478016386c9912398cc601eddc92c1c872fc9b4
Dec 15 03:34:38.668 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 03:34:38.843 INFO [stdout] 7102d038c8b7278ecaf730b3647fc8b2adbcad61e96750ff1b38c61025ea93cd
Dec 15 03:34:38.845 INFO running `"docker" "start" "-a" "7102d038c8b7278ecaf730b3647fc8b2adbcad61e96750ff1b38c61025ea93cd"`
Dec 15 03:34:39.212 INFO [stderr] usermod: no changes
Dec 15 03:34:39.256 INFO [stderr]    Compiling nixterm v0.1.1 (/source)
Dec 15 03:34:41.017 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 03:34:41.017 INFO [stderr]   --> examples/term.rs:38:5
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr] 38 |     term.println("");
Dec 15 03:34:41.017 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 03:34:41.017 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 03:34:41.017 INFO [stderr] 
Dec 15 03:34:41.017 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 03:34:41.017 INFO [stderr]   --> examples/term.rs:51:5
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr] 51 |     term.println("");
Dec 15 03:34:41.017 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 03:34:41.017 INFO [stderr] 
Dec 15 03:34:41.017 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 03:34:41.017 INFO [stderr]   --> examples/term.rs:52:5
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr] 52 |     term.println("");
Dec 15 03:34:41.017 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 15 03:34:41.017 INFO [stderr]    |
Dec 15 03:34:41.017 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 03:34:41.017 INFO [stderr] 
Dec 15 03:34:41.476 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 15 03:34:41.476 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 15 03:34:41.476 INFO [stderr]    |
Dec 15 03:34:41.476 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 15 03:34:41.476 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 15 03:34:41.476 INFO [stderr]    |
Dec 15 03:34:41.476 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 03:34:41.476 INFO [stderr] 
Dec 15 03:34:43.399 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:34:43.399 INFO [stderr]    --> src/term.rs:662:31
Dec 15 03:34:43.399 INFO [stderr]     |
Dec 15 03:34:43.399 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 15 03:34:43.399 INFO [stderr]     |                               ----^^^^
Dec 15 03:34:43.399 INFO [stderr]     |                               |
Dec 15 03:34:43.399 INFO [stderr]     |                               help: remove this `mut`
Dec 15 03:34:43.399 INFO [stderr]     |
Dec 15 03:34:43.399 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 03:34:43.399 INFO [stderr] 
Dec 15 03:34:43.403 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:34:43.403 INFO [stderr]    --> src/term.rs:666:31
Dec 15 03:34:43.403 INFO [stderr]     |
Dec 15 03:34:43.403 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 15 03:34:43.403 INFO [stderr]     |                               ----^^^^
Dec 15 03:34:43.403 INFO [stderr]     |                               |
Dec 15 03:34:43.403 INFO [stderr]     |                               help: remove this `mut`
Dec 15 03:34:43.403 INFO [stderr] 
Dec 15 03:34:43.758 INFO [stderr] warning: method is never used: `write_u8`
Dec 15 03:34:43.759 INFO [stderr]    --> src/term.rs:412:5
Dec 15 03:34:43.759 INFO [stderr]     |
Dec 15 03:34:43.759 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 15 03:34:43.759 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 03:34:43.759 INFO [stderr]     |
Dec 15 03:34:43.759 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 03:34:43.759 INFO [stderr] 
Dec 15 03:34:45.699 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
Dec 15 03:34:45.704 INFO [stderr] su: No module specific data is present
Dec 15 03:34:46.152 INFO running `"docker" "inspect" "7102d038c8b7278ecaf730b3647fc8b2adbcad61e96750ff1b38c61025ea93cd"`
Dec 15 03:34:46.299 INFO running `"docker" "rm" "-f" "7102d038c8b7278ecaf730b3647fc8b2adbcad61e96750ff1b38c61025ea93cd"`
Dec 15 03:34:46.474 INFO [stdout] 7102d038c8b7278ecaf730b3647fc8b2adbcad61e96750ff1b38c61025ea93cd