Dec 06 14:36:55.311 INFO testing DeltaManiac/kilo-rs against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 14:36:55.311 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:36:55.760 INFO [stdout] 103034d3b4fd4f6a42a315fdd38d6be6fa44f5a23c72d32890bca0efd91b0915
Dec 06 14:36:55.764 INFO running `"docker" "start" "-a" "103034d3b4fd4f6a42a315fdd38d6be6fa44f5a23c72d32890bca0efd91b0915"`
Dec 06 14:36:57.931 INFO [stderr] usermod: no changes
Dec 06 14:36:58.024 INFO [stderr]    Compiling kilo-rs v0.1.0 (/source)
Dec 06 14:36:58.800 INFO [stderr] warning: unused import: `std::fmt`
Dec 06 14:36:58.800 INFO [stderr]  --> src/main.rs:9:5
Dec 06 14:36:58.800 INFO [stderr]   |
Dec 06 14:36:58.800 INFO [stderr] 9 | use std::fmt;
Dec 06 14:36:58.800 INFO [stderr]   |     ^^^^^^^^
Dec 06 14:36:58.800 INFO [stderr]   |
Dec 06 14:36:58.808 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 14:36:58.809 INFO [stderr] 
Dec 06 14:36:58.969 INFO [stderr] warning: variable `tab` is assigned to, but never used
Dec 06 14:36:58.969 INFO [stderr]   --> src/main.rs:83:17
Dec 06 14:36:58.970 INFO [stderr]    |
Dec 06 14:36:58.970 INFO [stderr] 83 |         let mut tab = 0;
Dec 06 14:36:58.970 INFO [stderr]    |                 ^^^
Dec 06 14:36:58.971 INFO [stderr]    |
Dec 06 14:36:58.971 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:36:58.971 INFO [stderr]    = note: consider using `_tab` instead
Dec 06 14:36:58.972 INFO [stderr] 
Dec 06 14:36:58.972 INFO [stderr] warning: unused variable: `nonprint`
Dec 06 14:36:58.972 INFO [stderr]   --> src/main.rs:84:17
Dec 06 14:36:58.973 INFO [stderr]    |
Dec 06 14:36:58.973 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 06 14:36:58.973 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_nonprint` instead
Dec 06 14:36:58.974 INFO [stderr] 
Dec 06 14:36:58.974 INFO [stderr] warning: unused variable: `j`
Dec 06 14:36:58.974 INFO [stderr]   --> src/main.rs:85:17
Dec 06 14:36:58.975 INFO [stderr]    |
Dec 06 14:36:58.975 INFO [stderr] 85 |         let mut j = 0;
Dec 06 14:36:58.975 INFO [stderr]    |                 ^ help: consider using `_j` instead
Dec 06 14:36:58.976 INFO [stderr] 
Dec 06 14:36:58.978 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:36:58.978 INFO [stderr]   --> src/main.rs:84:13
Dec 06 14:36:58.979 INFO [stderr]    |
Dec 06 14:36:58.979 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 06 14:36:58.979 INFO [stderr]    |             ----^^^^^^^^
Dec 06 14:36:58.980 INFO [stderr]    |             |
Dec 06 14:36:58.980 INFO [stderr]    |             help: remove this `mut`
Dec 06 14:36:58.980 INFO [stderr]    |
Dec 06 14:36:58.981 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 14:36:58.981 INFO [stderr] 
Dec 06 14:36:58.981 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:36:58.981 INFO [stderr]   --> src/main.rs:85:13
Dec 06 14:36:58.982 INFO [stderr]    |
Dec 06 14:36:58.982 INFO [stderr] 85 |         let mut j = 0;
Dec 06 14:36:58.982 INFO [stderr]    |             ----^
Dec 06 14:36:58.983 INFO [stderr]    |             |
Dec 06 14:36:58.983 INFO [stderr]    |             help: remove this `mut`
Dec 06 14:36:58.983 INFO [stderr] 
Dec 06 14:36:58.984 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:36:58.984 INFO [stderr]    --> src/main.rs:121:17
Dec 06 14:36:58.984 INFO [stderr]     |
Dec 06 14:36:58.985 INFO [stderr] 121 |             let mut rendered_content = self.update_row(contents.clone());
Dec 06 14:36:58.985 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^
Dec 06 14:36:58.985 INFO [stderr]     |                 |
Dec 06 14:36:58.986 INFO [stderr]     |                 help: remove this `mut`
Dec 06 14:36:58.986 INFO [stderr] 
Dec 06 14:36:58.999 INFO [stderr] warning: variant is never constructed: `Null`
Dec 06 14:36:58.999 INFO [stderr]   --> src/main.rs:18:5
Dec 06 14:36:59.000 INFO [stderr]    |
Dec 06 14:36:59.000 INFO [stderr] 18 |     Null,
Dec 06 14:36:59.000 INFO [stderr]    |     ^^^^
Dec 06 14:36:59.000 INFO [stderr]    |
Dec 06 14:36:59.001 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 14:36:59.001 INFO [stderr] 
Dec 06 14:36:59.001 INFO [stderr] warning: variant is never constructed: `CtrlC`
Dec 06 14:36:59.002 INFO [stderr]   --> src/main.rs:19:5
Dec 06 14:36:59.002 INFO [stderr]    |
Dec 06 14:36:59.002 INFO [stderr] 19 |     CtrlC,
Dec 06 14:36:59.003 INFO [stderr]    |     ^^^^^
Dec 06 14:36:59.003 INFO [stderr] 
Dec 06 14:36:59.003 INFO [stderr] warning: variant is never constructed: `CtrlD`
Dec 06 14:36:59.003 INFO [stderr]   --> src/main.rs:20:5
Dec 06 14:36:59.004 INFO [stderr]    |
Dec 06 14:36:59.004 INFO [stderr] 20 |     CtrlD,
Dec 06 14:36:59.004 INFO [stderr]    |     ^^^^^
Dec 06 14:36:59.005 INFO [stderr] 
Dec 06 14:36:59.005 INFO [stderr] warning: variant is never constructed: `CtrlF`
Dec 06 14:36:59.005 INFO [stderr]   --> src/main.rs:21:5
Dec 06 14:36:59.006 INFO [stderr]    |
Dec 06 14:36:59.006 INFO [stderr] 21 |     CtrlF,
Dec 06 14:36:59.006 INFO [stderr]    |     ^^^^^
Dec 06 14:36:59.007 INFO [stderr] 
Dec 06 14:36:59.007 INFO [stderr] warning: variant is never constructed: `CtrlH`
Dec 06 14:36:59.007 INFO [stderr]   --> src/main.rs:22:5
Dec 06 14:36:59.008 INFO [stderr]    |
Dec 06 14:36:59.008 INFO [stderr] 22 |     CtrlH,
Dec 06 14:36:59.008 INFO [stderr]    |     ^^^^^
Dec 06 14:36:59.008 INFO [stderr] 
Dec 06 14:36:59.009 INFO [stderr] warning: variant is never constructed: `ArrowLeft`
Dec 06 14:36:59.009 INFO [stderr]   --> src/main.rs:24:5
Dec 06 14:36:59.010 INFO [stderr]    |
Dec 06 14:36:59.010 INFO [stderr] 24 |     ArrowLeft,
Dec 06 14:36:59.010 INFO [stderr]    |     ^^^^^^^^^
Dec 06 14:36:59.010 INFO [stderr] 
Dec 06 14:36:59.011 INFO [stderr] warning: variant is never constructed: `ArrowRight`
Dec 06 14:36:59.011 INFO [stderr]   --> src/main.rs:25:5
Dec 06 14:36:59.011 INFO [stderr]    |
Dec 06 14:36:59.011 INFO [stderr] 25 |     ArrowRight,
Dec 06 14:36:59.011 INFO [stderr]    |     ^^^^^^^^^^
Dec 06 14:36:59.011 INFO [stderr] 
Dec 06 14:36:59.011 INFO [stderr] warning: variant is never constructed: `ArrowUp`
Dec 06 14:36:59.011 INFO [stderr]   --> src/main.rs:26:5
Dec 06 14:36:59.011 INFO [stderr]    |
Dec 06 14:36:59.011 INFO [stderr] 26 |     ArrowUp,
Dec 06 14:36:59.011 INFO [stderr]    |     ^^^^^^^
Dec 06 14:36:59.011 INFO [stderr] 
Dec 06 14:36:59.012 INFO [stderr] warning: variant is never constructed: `ArrowDown`
Dec 06 14:36:59.012 INFO [stderr]   --> src/main.rs:27:5
Dec 06 14:36:59.012 INFO [stderr]    |
Dec 06 14:36:59.012 INFO [stderr] 27 |     ArrowDown,
Dec 06 14:36:59.012 INFO [stderr]    |     ^^^^^^^^^
Dec 06 14:36:59.012 INFO [stderr] 
Dec 06 14:36:59.012 INFO [stderr] warning: method is never used: `enable_raw_mode`
Dec 06 14:36:59.012 INFO [stderr]    --> src/main.rs:137:5
Dec 06 14:36:59.012 INFO [stderr]     |
Dec 06 14:36:59.012 INFO [stderr] 137 |     fn enable_raw_mode(&mut self, fd: RawFd) -> io::Result<()> {
Dec 06 14:36:59.012 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:36:59.012 INFO [stderr] 
Dec 06 14:36:59.012 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:36:59.012 INFO [stderr]    --> src/main.rs:267:9
Dec 06 14:36:59.012 INFO [stderr]     |
Dec 06 14:36:59.012 INFO [stderr] 267 |         write(std::io::stdout().as_raw_fd(), &output.into_bytes()[..]);
Dec 06 14:36:59.012 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:36:59.012 INFO [stderr]     |
Dec 06 14:36:59.012 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 14:36:59.012 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:36:59.012 INFO [stderr] 
Dec 06 14:36:59.012 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:36:59.012 INFO [stderr]    --> src/main.rs:294:5
Dec 06 14:36:59.012 INFO [stderr]     |
Dec 06 14:36:59.012 INFO [stderr] 294 |     c.open(args[1].to_owned());
Dec 06 14:36:59.012 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:36:59.012 INFO [stderr]     |
Dec 06 14:36:59.012 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:36:59.012 INFO [stderr] 
Dec 06 14:36:59.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
Dec 06 14:36:59.988 INFO [stderr] su: No module specific data is present
Dec 06 14:37:01.264 INFO running `"docker" "inspect" "103034d3b4fd4f6a42a315fdd38d6be6fa44f5a23c72d32890bca0efd91b0915"`
Dec 06 14:37:01.538 INFO running `"docker" "rm" "-f" "103034d3b4fd4f6a42a315fdd38d6be6fa44f5a23c72d32890bca0efd91b0915"`
Dec 06 14:37:01.872 INFO [stdout] 103034d3b4fd4f6a42a315fdd38d6be6fa44f5a23c72d32890bca0efd91b0915
Dec 06 14:37:01.880 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:37:02.372 INFO [stdout] 7ee3aefc686ad7b0ddb2515f1ac778bc894db7abf65cd8fac2972b40fdccc372
Dec 06 14:37:02.374 INFO running `"docker" "start" "-a" "7ee3aefc686ad7b0ddb2515f1ac778bc894db7abf65cd8fac2972b40fdccc372"`
Dec 06 14:37:04.413 INFO [stderr] usermod: no changes
Dec 06 14:37:04.522 INFO [stderr]    Compiling kilo-rs v0.1.0 (/source)
Dec 06 14:37:05.344 INFO [stderr] warning: unused import: `std::fmt`
Dec 06 14:37:05.345 INFO [stderr]  --> src/main.rs:9:5
Dec 06 14:37:05.345 INFO [stderr]   |
Dec 06 14:37:05.345 INFO [stderr] 9 | use std::fmt;
Dec 06 14:37:05.345 INFO [stderr]   |     ^^^^^^^^
Dec 06 14:37:05.346 INFO [stderr]   |
Dec 06 14:37:05.346 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 14:37:05.346 INFO [stderr] 
Dec 06 14:37:05.474 INFO [stderr] warning: variable `tab` is assigned to, but never used
Dec 06 14:37:05.474 INFO [stderr]   --> src/main.rs:83:17
Dec 06 14:37:05.474 INFO [stderr]    |
Dec 06 14:37:05.474 INFO [stderr] 83 |         let mut tab = 0;
Dec 06 14:37:05.475 INFO [stderr]    |                 ^^^
Dec 06 14:37:05.475 INFO [stderr]    |
Dec 06 14:37:05.475 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:37:05.476 INFO [stderr]    = note: consider using `_tab` instead
Dec 06 14:37:05.476 INFO [stderr] 
Dec 06 14:37:05.476 INFO [stderr] warning: unused variable: `nonprint`
Dec 06 14:37:05.477 INFO [stderr]   --> src/main.rs:84:17
Dec 06 14:37:05.477 INFO [stderr]    |
Dec 06 14:37:05.477 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 06 14:37:05.477 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_nonprint` instead
Dec 06 14:37:05.478 INFO [stderr] 
Dec 06 14:37:05.478 INFO [stderr] warning: unused variable: `j`
Dec 06 14:37:05.478 INFO [stderr]   --> src/main.rs:85:17
Dec 06 14:37:05.478 INFO [stderr]    |
Dec 06 14:37:05.479 INFO [stderr] 85 |         let mut j = 0;
Dec 06 14:37:05.479 INFO [stderr]    |                 ^ help: consider using `_j` instead
Dec 06 14:37:05.479 INFO [stderr] 
Dec 06 14:37:05.489 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:37:05.489 INFO [stderr]   --> src/main.rs:84:13
Dec 06 14:37:05.490 INFO [stderr]    |
Dec 06 14:37:05.490 INFO [stderr] 84 |         let mut nonprint = 0;
Dec 06 14:37:05.490 INFO [stderr]    |             ----^^^^^^^^
Dec 06 14:37:05.491 INFO [stderr]    |             |
Dec 06 14:37:05.491 INFO [stderr]    |             help: remove this `mut`
Dec 06 14:37:05.491 INFO [stderr]    |
Dec 06 14:37:05.492 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 14:37:05.492 INFO [stderr] 
Dec 06 14:37:05.493 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:37:05.493 INFO [stderr]   --> src/main.rs:85:13
Dec 06 14:37:05.493 INFO [stderr]    |
Dec 06 14:37:05.493 INFO [stderr] 85 |         let mut j = 0;
Dec 06 14:37:05.494 INFO [stderr]    |             ----^
Dec 06 14:37:05.494 INFO [stderr]    |             |
Dec 06 14:37:05.494 INFO [stderr]    |             help: remove this `mut`
Dec 06 14:37:05.494 INFO [stderr] 
Dec 06 14:37:05.500 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:37:05.500 INFO [stderr]    --> src/main.rs:121:17
Dec 06 14:37:05.500 INFO [stderr]     |
Dec 06 14:37:05.501 INFO [stderr] 121 |             let mut rendered_content = self.update_row(contents.clone());
Dec 06 14:37:05.501 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^^
Dec 06 14:37:05.501 INFO [stderr]     |                 |
Dec 06 14:37:05.501 INFO [stderr]     |                 help: remove this `mut`
Dec 06 14:37:05.502 INFO [stderr] 
Dec 06 14:37:05.516 INFO [stderr] warning: variant is never constructed: `Null`
Dec 06 14:37:05.516 INFO [stderr]   --> src/main.rs:18:5
Dec 06 14:37:05.516 INFO [stderr]    |
Dec 06 14:37:05.517 INFO [stderr] 18 |     Null,
Dec 06 14:37:05.517 INFO [stderr]    |     ^^^^
Dec 06 14:37:05.517 INFO [stderr]    |
Dec 06 14:37:05.518 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 14:37:05.518 INFO [stderr] 
Dec 06 14:37:05.518 INFO [stderr] warning: variant is never constructed: `CtrlC`
Dec 06 14:37:05.518 INFO [stderr]   --> src/main.rs:19:5
Dec 06 14:37:05.519 INFO [stderr]    |
Dec 06 14:37:05.519 INFO [stderr] 19 |     CtrlC,
Dec 06 14:37:05.519 INFO [stderr]    |     ^^^^^
Dec 06 14:37:05.519 INFO [stderr] 
Dec 06 14:37:05.520 INFO [stderr] warning: variant is never constructed: `CtrlD`
Dec 06 14:37:05.520 INFO [stderr]   --> src/main.rs:20:5
Dec 06 14:37:05.520 INFO [stderr]    |
Dec 06 14:37:05.521 INFO [stderr] 20 |     CtrlD,
Dec 06 14:37:05.521 INFO [stderr]    |     ^^^^^
Dec 06 14:37:05.521 INFO [stderr] 
Dec 06 14:37:05.522 INFO [stderr] warning: variant is never constructed: `CtrlF`
Dec 06 14:37:05.522 INFO [stderr]   --> src/main.rs:21:5
Dec 06 14:37:05.522 INFO [stderr]    |
Dec 06 14:37:05.522 INFO [stderr] 21 |     CtrlF,
Dec 06 14:37:05.523 INFO [stderr]    |     ^^^^^
Dec 06 14:37:05.523 INFO [stderr] 
Dec 06 14:37:05.523 INFO [stderr] warning: variant is never constructed: `CtrlH`
Dec 06 14:37:05.523 INFO [stderr]   --> src/main.rs:22:5
Dec 06 14:37:05.524 INFO [stderr]    |
Dec 06 14:37:05.524 INFO [stderr] 22 |     CtrlH,
Dec 06 14:37:05.524 INFO [stderr]    |     ^^^^^
Dec 06 14:37:05.524 INFO [stderr] 
Dec 06 14:37:05.525 INFO [stderr] warning: variant is never constructed: `ArrowLeft`
Dec 06 14:37:05.525 INFO [stderr]   --> src/main.rs:24:5
Dec 06 14:37:05.525 INFO [stderr]    |
Dec 06 14:37:05.526 INFO [stderr] 24 |     ArrowLeft,
Dec 06 14:37:05.526 INFO [stderr]    |     ^^^^^^^^^
Dec 06 14:37:05.526 INFO [stderr] 
Dec 06 14:37:05.526 INFO [stderr] warning: variant is never constructed: `ArrowRight`
Dec 06 14:37:05.527 INFO [stderr]   --> src/main.rs:25:5
Dec 06 14:37:05.527 INFO [stderr]    |
Dec 06 14:37:05.527 INFO [stderr] 25 |     ArrowRight,
Dec 06 14:37:05.527 INFO [stderr]    |     ^^^^^^^^^^
Dec 06 14:37:05.528 INFO [stderr] 
Dec 06 14:37:05.528 INFO [stderr] warning: variant is never constructed: `ArrowUp`
Dec 06 14:37:05.528 INFO [stderr]   --> src/main.rs:26:5
Dec 06 14:37:05.529 INFO [stderr]    |
Dec 06 14:37:05.529 INFO [stderr] 26 |     ArrowUp,
Dec 06 14:37:05.529 INFO [stderr]    |     ^^^^^^^
Dec 06 14:37:05.529 INFO [stderr] 
Dec 06 14:37:05.530 INFO [stderr] warning: variant is never constructed: `ArrowDown`
Dec 06 14:37:05.530 INFO [stderr]   --> src/main.rs:27:5
Dec 06 14:37:05.530 INFO [stderr]    |
Dec 06 14:37:05.531 INFO [stderr] 27 |     ArrowDown,
Dec 06 14:37:05.531 INFO [stderr]    |     ^^^^^^^^^
Dec 06 14:37:05.531 INFO [stderr] 
Dec 06 14:37:05.531 INFO [stderr] warning: method is never used: `enable_raw_mode`
Dec 06 14:37:05.532 INFO [stderr]    --> src/main.rs:137:5
Dec 06 14:37:05.532 INFO [stderr]     |
Dec 06 14:37:05.532 INFO [stderr] 137 |     fn enable_raw_mode(&mut self, fd: RawFd) -> io::Result<()> {
Dec 06 14:37:05.533 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:37:05.533 INFO [stderr] 
Dec 06 14:37:05.534 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:37:05.534 INFO [stderr]    --> src/main.rs:267:9
Dec 06 14:37:05.535 INFO [stderr]     |
Dec 06 14:37:05.535 INFO [stderr] 267 |         write(std::io::stdout().as_raw_fd(), &output.into_bytes()[..]);
Dec 06 14:37:05.535 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:37:05.536 INFO [stderr]     |
Dec 06 14:37:05.536 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 14:37:05.536 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:37:05.536 INFO [stderr] 
Dec 06 14:37:05.537 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:37:05.537 INFO [stderr]    --> src/main.rs:294:5
Dec 06 14:37:05.538 INFO [stderr]     |
Dec 06 14:37:05.538 INFO [stderr] 294 |     c.open(args[1].to_owned());
Dec 06 14:37:05.538 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:37:05.538 INFO [stderr]     |
Dec 06 14:37:05.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:37:05.539 INFO [stderr] 
Dec 06 14:37:05.970 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Dec 06 14:37:05.973 INFO [stderr] su: No module specific data is present
Dec 06 14:37:07.473 INFO running `"docker" "inspect" "7ee3aefc686ad7b0ddb2515f1ac778bc894db7abf65cd8fac2972b40fdccc372"`
Dec 06 14:37:07.750 INFO running `"docker" "rm" "-f" "7ee3aefc686ad7b0ddb2515f1ac778bc894db7abf65cd8fac2972b40fdccc372"`
Dec 06 14:37:08.056 INFO [stdout] 7ee3aefc686ad7b0ddb2515f1ac778bc894db7abf65cd8fac2972b40fdccc372
Dec 06 14:37:08.064 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:37:08.482 INFO [stdout] 8cc27fecf032490d431ff7dafa9c75d7ac5f53685b61a73f2bce8ff5d6e02976
Dec 06 14:37:08.484 INFO running `"docker" "start" "-a" "8cc27fecf032490d431ff7dafa9c75d7ac5f53685b61a73f2bce8ff5d6e02976"`
Dec 06 14:37:09.690 INFO [stderr] usermod: no changes
Dec 06 14:37:09.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 14:37:09.771 INFO [stderr]      Running /target/debug/deps/kilo_rs-40b598cfbab4c987
Dec 06 14:37:09.771 INFO [stdout] 
Dec 06 14:37:09.771 INFO [stderr] su: No module specific data is present
Dec 06 14:37:09.771 INFO [stdout] running 0 tests
Dec 06 14:37:09.771 INFO [stdout] 
Dec 06 14:37:09.771 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:37:09.771 INFO [stdout] 
Dec 06 14:37:10.689 INFO running `"docker" "inspect" "8cc27fecf032490d431ff7dafa9c75d7ac5f53685b61a73f2bce8ff5d6e02976"`
Dec 06 14:37:10.894 INFO running `"docker" "rm" "-f" "8cc27fecf032490d431ff7dafa9c75d7ac5f53685b61a73f2bce8ff5d6e02976"`
Dec 06 14:37:11.176 INFO [stdout] 8cc27fecf032490d431ff7dafa9c75d7ac5f53685b61a73f2bce8ff5d6e02976