Dec 07 06:11:08.994 INFO testing nixterm-0.1.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 06:11:08.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 06:11:09.310 INFO [stdout] d20dd8fb6e84008f71b148be48ad39fb94317e48ba9b7cec1d5de35865a55061
Dec 07 06:11:09.311 INFO running `"docker" "start" "-a" "d20dd8fb6e84008f71b148be48ad39fb94317e48ba9b7cec1d5de35865a55061"`
Dec 07 06:11:09.797 INFO [stderr] usermod: no changes
Dec 07 06:11:09.894 INFO [stderr]    Compiling nixterm v0.1.1 (/source)
Dec 07 06:11:11.494 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 07 06:11:11.494 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 07 06:11:11.494 INFO [stderr]    |
Dec 07 06:11:11.494 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 07 06:11:11.494 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 07 06:11:11.494 INFO [stderr]    |
Dec 07 06:11:11.494 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 07 06:11:11.494 INFO [stderr] 
Dec 07 06:11:12.465 INFO [stderr] warning: variable does not need to be mutable
Dec 07 06:11:12.465 INFO [stderr]    --> src/term.rs:662:31
Dec 07 06:11:12.465 INFO [stderr]     |
Dec 07 06:11:12.465 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 07 06:11:12.465 INFO [stderr]     |                               ----^^^^
Dec 07 06:11:12.466 INFO [stderr]     |                               |
Dec 07 06:11:12.466 INFO [stderr]     |                               help: remove this `mut`
Dec 07 06:11:12.466 INFO [stderr]     |
Dec 07 06:11:12.466 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 06:11:12.466 INFO [stderr] 
Dec 07 06:11:12.467 INFO [stderr] warning: variable does not need to be mutable
Dec 07 06:11:12.467 INFO [stderr]    --> src/term.rs:666:31
Dec 07 06:11:12.467 INFO [stderr]     |
Dec 07 06:11:12.467 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 07 06:11:12.467 INFO [stderr]     |                               ----^^^^
Dec 07 06:11:12.467 INFO [stderr]     |                               |
Dec 07 06:11:12.467 INFO [stderr]     |                               help: remove this `mut`
Dec 07 06:11:12.467 INFO [stderr] 
Dec 07 06:11:12.696 INFO [stderr] warning: method is never used: `write_u8`
Dec 07 06:11:12.696 INFO [stderr]    --> src/term.rs:412:5
Dec 07 06:11:12.696 INFO [stderr]     |
Dec 07 06:11:12.696 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 07 06:11:12.696 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 06:11:12.696 INFO [stderr]     |
Dec 07 06:11:12.696 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 06:11:12.696 INFO [stderr] 
Dec 07 06:11:14.095 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
Dec 07 06:11:14.099 INFO [stderr] su: No module specific data is present
Dec 07 06:11:14.458 INFO running `"docker" "inspect" "d20dd8fb6e84008f71b148be48ad39fb94317e48ba9b7cec1d5de35865a55061"`
Dec 07 06:11:14.662 INFO running `"docker" "rm" "-f" "d20dd8fb6e84008f71b148be48ad39fb94317e48ba9b7cec1d5de35865a55061"`
Dec 07 06:11:14.884 INFO [stdout] d20dd8fb6e84008f71b148be48ad39fb94317e48ba9b7cec1d5de35865a55061
Dec 07 06:11:14.888 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 06:11:15.240 INFO [stdout] a77997484e28c4f08c9629e679268a9b3ca55ac79ebd3142c5bfc2a2d123960f
Dec 07 06:11:15.244 INFO running `"docker" "start" "-a" "a77997484e28c4f08c9629e679268a9b3ca55ac79ebd3142c5bfc2a2d123960f"`
Dec 07 06:11:16.511 INFO [stderr] usermod: no changes
Dec 07 06:11:16.616 INFO [stderr]    Compiling nixterm v0.1.1 (/source)
Dec 07 06:11:18.602 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 06:11:18.602 INFO [stderr]   --> examples/term.rs:38:5
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr] 38 |     term.println("");
Dec 07 06:11:18.602 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 06:11:18.602 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 06:11:18.602 INFO [stderr] 
Dec 07 06:11:18.602 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 06:11:18.602 INFO [stderr]   --> examples/term.rs:51:5
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr] 51 |     term.println("");
Dec 07 06:11:18.602 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 06:11:18.602 INFO [stderr] 
Dec 07 06:11:18.602 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 06:11:18.602 INFO [stderr]   --> examples/term.rs:52:5
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr] 52 |     term.println("");
Dec 07 06:11:18.602 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 07 06:11:18.602 INFO [stderr]    |
Dec 07 06:11:18.602 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 06:11:18.602 INFO [stderr] 
Dec 07 06:11:20.040 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 07 06:11:20.040 INFO [stderr]   --> src/terminfo/mod.rs:31:25
Dec 07 06:11:20.040 INFO [stderr]    |
Dec 07 06:11:20.040 INFO [stderr] 31 |     if let Some(home) = env::home_dir() {
Dec 07 06:11:20.040 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 07 06:11:20.040 INFO [stderr]    |
Dec 07 06:11:20.040 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 07 06:11:20.040 INFO [stderr] 
Dec 07 06:11:21.256 INFO [stderr] warning: variable does not need to be mutable
Dec 07 06:11:21.256 INFO [stderr]    --> src/term.rs:662:31
Dec 07 06:11:21.256 INFO [stderr]     |
Dec 07 06:11:21.256 INFO [stderr] 662 |     pub fn default_background(mut self) -> Self {
Dec 07 06:11:21.256 INFO [stderr]     |                               ----^^^^
Dec 07 06:11:21.256 INFO [stderr]     |                               |
Dec 07 06:11:21.256 INFO [stderr]     |                               help: remove this `mut`
Dec 07 06:11:21.256 INFO [stderr]     |
Dec 07 06:11:21.256 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 06:11:21.256 INFO [stderr] 
Dec 07 06:11:21.256 INFO [stderr] warning: variable does not need to be mutable
Dec 07 06:11:21.256 INFO [stderr]    --> src/term.rs:666:31
Dec 07 06:11:21.256 INFO [stderr]     |
Dec 07 06:11:21.256 INFO [stderr] 666 |     pub fn default_foreground(mut self) -> Self {
Dec 07 06:11:21.256 INFO [stderr]     |                               ----^^^^
Dec 07 06:11:21.256 INFO [stderr]     |                               |
Dec 07 06:11:21.256 INFO [stderr]     |                               help: remove this `mut`
Dec 07 06:11:21.256 INFO [stderr] 
Dec 07 06:11:21.649 INFO [stderr] warning: method is never used: `write_u8`
Dec 07 06:11:21.649 INFO [stderr]    --> src/term.rs:412:5
Dec 07 06:11:21.649 INFO [stderr]     |
Dec 07 06:11:21.649 INFO [stderr] 412 |     fn write_u8(mut self, x: u8) -> Self {
Dec 07 06:11:21.649 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 06:11:21.649 INFO [stderr]     |
Dec 07 06:11:21.649 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 06:11:21.649 INFO [stderr] 
Dec 07 06:11:23.178 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.64s
Dec 07 06:11:23.182 INFO [stderr] su: No module specific data is present
Dec 07 06:11:23.452 INFO running `"docker" "inspect" "a77997484e28c4f08c9629e679268a9b3ca55ac79ebd3142c5bfc2a2d123960f"`
Dec 07 06:11:23.527 INFO running `"docker" "rm" "-f" "a77997484e28c4f08c9629e679268a9b3ca55ac79ebd3142c5bfc2a2d123960f"`
Dec 07 06:11:23.641 INFO [stdout] a77997484e28c4f08c9629e679268a9b3ca55ac79ebd3142c5bfc2a2d123960f