Dec 14 10:59:56.660 INFO testing DeltaManiac/kilo-rs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 10:59:56.660 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 10:59:57.147 INFO [stdout] f1dd08746484f27a5487623d44b377158629c9973fac539799ef36bb314c82df
Dec 14 10:59:57.149 INFO running `"docker" "start" "-a" "f1dd08746484f27a5487623d44b377158629c9973fac539799ef36bb314c82df"`
Dec 14 10:59:58.378 INFO [stderr] usermod: no changes
Dec 14 10:59:58.429 INFO [stderr]    Compiling kilo-rs v0.1.0 (/source)
Dec 14 10:59:59.235 INFO [stderr] warning: unused import: `std::fmt`
Dec 14 10:59:59.235 INFO [stderr]  --> src/main.rs:9:5
Dec 14 10:59:59.235 INFO [stderr]   |
Dec 14 10:59:59.235 INFO [stderr] 9 | use std::fmt;
Dec 14 10:59:59.235 INFO [stderr]   |     ^^^^^^^^
Dec 14 10:59:59.235 INFO [stderr]   |
Dec 14 10:59:59.235 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 10:59:59.235 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variable `tab` is assigned to, but never used
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:83:17
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 83 |         let mut tab = 0;
Dec 14 10:59:59.355 INFO [stderr]    |                 ^^^
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 10:59:59.355 INFO [stderr]    = note: consider using `_tab` instead
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: unused variable: `nonprint`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:84:17
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 14 10:59:59.355 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_nonprint` instead
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: unused variable: `j`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:85:17
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 85 |         let mut j = 0;
Dec 14 10:59:59.355 INFO [stderr]    |                 ^ help: consider using `_j` instead
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variable does not need to be mutable
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:84:13
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 14 10:59:59.355 INFO [stderr]    |             ----^^^^^^^^
Dec 14 10:59:59.355 INFO [stderr]    |             |
Dec 14 10:59:59.355 INFO [stderr]    |             help: remove this `mut`
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variable does not need to be mutable
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:85:13
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 85 |         let mut j = 0;
Dec 14 10:59:59.355 INFO [stderr]    |             ----^
Dec 14 10:59:59.355 INFO [stderr]    |             |
Dec 14 10:59:59.355 INFO [stderr]    |             help: remove this `mut`
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variable does not need to be mutable
Dec 14 10:59:59.355 INFO [stderr]    --> src/main.rs:121:17
Dec 14 10:59:59.355 INFO [stderr]     |
Dec 14 10:59:59.355 INFO [stderr] 121 |             let mut rendered_content = self.update_row(contents.clone());
Dec 14 10:59:59.355 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^
Dec 14 10:59:59.355 INFO [stderr]     |                 |
Dec 14 10:59:59.355 INFO [stderr]     |                 help: remove this `mut`
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variant is never constructed: `Null`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:18:5
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 18 |     Null,
Dec 14 10:59:59.355 INFO [stderr]    |     ^^^^
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variant is never constructed: `CtrlC`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:19:5
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 19 |     CtrlC,
Dec 14 10:59:59.355 INFO [stderr]    |     ^^^^^
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variant is never constructed: `CtrlD`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:20:5
Dec 14 10:59:59.355 INFO [stderr]    |
Dec 14 10:59:59.355 INFO [stderr] 20 |     CtrlD,
Dec 14 10:59:59.355 INFO [stderr]    |     ^^^^^
Dec 14 10:59:59.355 INFO [stderr] 
Dec 14 10:59:59.355 INFO [stderr] warning: variant is never constructed: `CtrlF`
Dec 14 10:59:59.355 INFO [stderr]   --> src/main.rs:21:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 21 |     CtrlF,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: variant is never constructed: `CtrlH`
Dec 14 10:59:59.356 INFO [stderr]   --> src/main.rs:22:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 22 |     CtrlH,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: variant is never constructed: `ArrowLeft`
Dec 14 10:59:59.356 INFO [stderr]   --> src/main.rs:24:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 24 |     ArrowLeft,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: variant is never constructed: `ArrowRight`
Dec 14 10:59:59.356 INFO [stderr]   --> src/main.rs:25:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 25 |     ArrowRight,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: variant is never constructed: `ArrowUp`
Dec 14 10:59:59.356 INFO [stderr]   --> src/main.rs:26:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 26 |     ArrowUp,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: variant is never constructed: `ArrowDown`
Dec 14 10:59:59.356 INFO [stderr]   --> src/main.rs:27:5
Dec 14 10:59:59.356 INFO [stderr]    |
Dec 14 10:59:59.356 INFO [stderr] 27 |     ArrowDown,
Dec 14 10:59:59.356 INFO [stderr]    |     ^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: method is never used: `enable_raw_mode`
Dec 14 10:59:59.356 INFO [stderr]    --> src/main.rs:137:5
Dec 14 10:59:59.356 INFO [stderr]     |
Dec 14 10:59:59.356 INFO [stderr] 137 |     fn enable_raw_mode(&mut self, fd: RawFd) -> io::Result<()> {
Dec 14 10:59:59.356 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 10:59:59.356 INFO [stderr]    --> src/main.rs:267:9
Dec 14 10:59:59.356 INFO [stderr]     |
Dec 14 10:59:59.356 INFO [stderr] 267 |         write(std::io::stdout().as_raw_fd(), &output.into_bytes()[..]);
Dec 14 10:59:59.356 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr]     |
Dec 14 10:59:59.356 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 10:59:59.356 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 10:59:59.356 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 10:59:59.356 INFO [stderr]    --> src/main.rs:294:5
Dec 14 10:59:59.356 INFO [stderr]     |
Dec 14 10:59:59.356 INFO [stderr] 294 |     c.open(args[1].to_owned());
Dec 14 10:59:59.356 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 10:59:59.356 INFO [stderr]     |
Dec 14 10:59:59.356 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 10:59:59.356 INFO [stderr] 
Dec 14 11:00:00.282 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
Dec 14 11:00:00.285 INFO [stderr] su: No module specific data is present
Dec 14 11:00:01.137 INFO running `"docker" "inspect" "f1dd08746484f27a5487623d44b377158629c9973fac539799ef36bb314c82df"`
Dec 14 11:00:01.392 INFO running `"docker" "rm" "-f" "f1dd08746484f27a5487623d44b377158629c9973fac539799ef36bb314c82df"`
Dec 14 11:00:01.636 INFO [stdout] f1dd08746484f27a5487623d44b377158629c9973fac539799ef36bb314c82df
Dec 14 11:00:01.641 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 11:00:02.127 INFO [stdout] b74a9a4e3bc4dda534591a8d40c9fd49ca68698bcc3354b565debd5c66711409
Dec 14 11:00:02.131 INFO running `"docker" "start" "-a" "b74a9a4e3bc4dda534591a8d40c9fd49ca68698bcc3354b565debd5c66711409"`
Dec 14 11:00:02.911 INFO [stderr] usermod: no changes
Dec 14 11:00:02.959 INFO [stderr]    Compiling kilo-rs v0.1.0 (/source)
Dec 14 11:00:03.695 INFO [stderr] warning: unused import: `std::fmt`
Dec 14 11:00:03.695 INFO [stderr]  --> src/main.rs:9:5
Dec 14 11:00:03.695 INFO [stderr]   |
Dec 14 11:00:03.695 INFO [stderr] 9 | use std::fmt;
Dec 14 11:00:03.695 INFO [stderr]   |     ^^^^^^^^
Dec 14 11:00:03.695 INFO [stderr]   |
Dec 14 11:00:03.695 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:00:03.695 INFO [stderr] 
Dec 14 11:00:03.823 INFO [stderr] warning: variable `tab` is assigned to, but never used
Dec 14 11:00:03.823 INFO [stderr]   --> src/main.rs:83:17
Dec 14 11:00:03.823 INFO [stderr]    |
Dec 14 11:00:03.823 INFO [stderr] 83 |         let mut tab = 0;
Dec 14 11:00:03.823 INFO [stderr]    |                 ^^^
Dec 14 11:00:03.823 INFO [stderr]    |
Dec 14 11:00:03.823 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:00:03.823 INFO [stderr]    = note: consider using `_tab` instead
Dec 14 11:00:03.823 INFO [stderr] 
Dec 14 11:00:03.823 INFO [stderr] warning: unused variable: `nonprint`
Dec 14 11:00:03.823 INFO [stderr]   --> src/main.rs:84:17
Dec 14 11:00:03.823 INFO [stderr]    |
Dec 14 11:00:03.823 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 14 11:00:03.823 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_nonprint` instead
Dec 14 11:00:03.823 INFO [stderr] 
Dec 14 11:00:03.823 INFO [stderr] warning: unused variable: `j`
Dec 14 11:00:03.823 INFO [stderr]   --> src/main.rs:85:17
Dec 14 11:00:03.823 INFO [stderr]    |
Dec 14 11:00:03.823 INFO [stderr] 85 |         let mut j = 0;
Dec 14 11:00:03.823 INFO [stderr]    |                 ^ help: consider using `_j` instead
Dec 14 11:00:03.823 INFO [stderr] 
Dec 14 11:00:03.835 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:00:03.835 INFO [stderr]   --> src/main.rs:84:13
Dec 14 11:00:03.835 INFO [stderr]    |
Dec 14 11:00:03.835 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 14 11:00:03.835 INFO [stderr]    |             ----^^^^^^^^
Dec 14 11:00:03.835 INFO [stderr]    |             |
Dec 14 11:00:03.835 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:00:03.835 INFO [stderr]    |
Dec 14 11:00:03.835 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 11:00:03.835 INFO [stderr] 
Dec 14 11:00:03.835 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:00:03.835 INFO [stderr]   --> src/main.rs:85:13
Dec 14 11:00:03.835 INFO [stderr]    |
Dec 14 11:00:03.835 INFO [stderr] 85 |         let mut j = 0;
Dec 14 11:00:03.835 INFO [stderr]    |             ----^
Dec 14 11:00:03.835 INFO [stderr]    |             |
Dec 14 11:00:03.835 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:00:03.835 INFO [stderr] 
Dec 14 11:00:03.835 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:00:03.835 INFO [stderr]    --> src/main.rs:121:17
Dec 14 11:00:03.835 INFO [stderr]     |
Dec 14 11:00:03.835 INFO [stderr] 121 |             let mut rendered_content = self.update_row(contents.clone());
Dec 14 11:00:03.835 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^
Dec 14 11:00:03.835 INFO [stderr]     |                 |
Dec 14 11:00:03.835 INFO [stderr]     |                 help: remove this `mut`
Dec 14 11:00:03.835 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `Null`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:18:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 18 |     Null,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `CtrlC`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:19:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 19 |     CtrlC,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `CtrlD`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:20:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 20 |     CtrlD,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `CtrlF`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:21:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 21 |     CtrlF,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `CtrlH`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:22:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 22 |     CtrlH,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `ArrowLeft`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:24:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 24 |     ArrowLeft,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `ArrowRight`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:25:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 25 |     ArrowRight,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `ArrowUp`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:26:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 26 |     ArrowUp,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: variant is never constructed: `ArrowDown`
Dec 14 11:00:03.855 INFO [stderr]   --> src/main.rs:27:5
Dec 14 11:00:03.855 INFO [stderr]    |
Dec 14 11:00:03.855 INFO [stderr] 27 |     ArrowDown,
Dec 14 11:00:03.855 INFO [stderr]    |     ^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: method is never used: `enable_raw_mode`
Dec 14 11:00:03.855 INFO [stderr]    --> src/main.rs:137:5
Dec 14 11:00:03.855 INFO [stderr]     |
Dec 14 11:00:03.855 INFO [stderr] 137 |     fn enable_raw_mode(&mut self, fd: RawFd) -> io::Result<()> {
Dec 14 11:00:03.855 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:00:03.855 INFO [stderr]    --> src/main.rs:267:9
Dec 14 11:00:03.855 INFO [stderr]     |
Dec 14 11:00:03.855 INFO [stderr] 267 |         write(std::io::stdout().as_raw_fd(), &output.into_bytes()[..]);
Dec 14 11:00:03.855 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr]     |
Dec 14 11:00:03.855 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 11:00:03.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:03.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:00:03.855 INFO [stderr]    --> src/main.rs:294:5
Dec 14 11:00:03.855 INFO [stderr]     |
Dec 14 11:00:03.855 INFO [stderr] 294 |     c.open(args[1].to_owned());
Dec 14 11:00:03.855 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:00:03.855 INFO [stderr]     |
Dec 14 11:00:03.855 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:00:03.855 INFO [stderr] 
Dec 14 11:00:04.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Dec 14 11:00:04.194 INFO [stderr] su: No module specific data is present
Dec 14 11:00:04.947 INFO running `"docker" "inspect" "b74a9a4e3bc4dda534591a8d40c9fd49ca68698bcc3354b565debd5c66711409"`
Dec 14 11:00:05.224 INFO running `"docker" "rm" "-f" "b74a9a4e3bc4dda534591a8d40c9fd49ca68698bcc3354b565debd5c66711409"`
Dec 14 11:00:05.424 INFO [stdout] b74a9a4e3bc4dda534591a8d40c9fd49ca68698bcc3354b565debd5c66711409
Dec 14 11:00:05.425 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --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 14 11:00:05.753 INFO [stdout] 0c711026c266e8c26884164134dec46c684830b71ff3307cc29dce0b71b59481
Dec 14 11:00:05.763 INFO running `"docker" "start" "-a" "0c711026c266e8c26884164134dec46c684830b71ff3307cc29dce0b71b59481"`
Dec 14 11:00:07.406 INFO [stderr] usermod: no changes
Dec 14 11:00:07.481 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 11:00:07.490 INFO [stderr]      Running /target/debug/deps/kilo_rs-1ba1d80dcc4a23dc
Dec 14 11:00:07.500 INFO [stdout] 
Dec 14 11:00:07.500 INFO [stdout] running 0 tests
Dec 14 11:00:07.500 INFO [stdout] 
Dec 14 11:00:07.500 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:00:07.500 INFO [stdout] 
Dec 14 11:00:07.505 INFO [stderr] su: No module specific data is present
Dec 14 11:00:08.143 INFO running `"docker" "inspect" "0c711026c266e8c26884164134dec46c684830b71ff3307cc29dce0b71b59481"`
Dec 14 11:00:08.399 INFO running `"docker" "rm" "-f" "0c711026c266e8c26884164134dec46c684830b71ff3307cc29dce0b71b59481"`
Dec 14 11:00:08.779 INFO [stdout] 0c711026c266e8c26884164134dec46c684830b71ff3307cc29dce0b71b59481