Nov 28 11:16:16.869 INFO checking RyanMcG/edfp against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:16:16.871 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 11:16:17.377 INFO [stdout] a899542085c46691fb9dbdbb02e41f1721992a860fc3dd260926e0ef4e9adedb
Nov 28 11:16:17.384 INFO running `"docker" "start" "-a" "a899542085c46691fb9dbdbb02e41f1721992a860fc3dd260926e0ef4e9adedb"`
Nov 28 11:16:18.476 INFO [stderr] usermod: no changes
Nov 28 11:16:18.596 INFO [stderr]     Checking edfp v0.1.0 (/source)
Nov 28 11:16:19.392 INFO [stderr] warning: unused variable: `empty_string`
Nov 28 11:16:19.393 INFO [stderr]   --> src/main.rs:64:9
Nov 28 11:16:19.393 INFO [stderr]    |
Nov 28 11:16:19.393 INFO [stderr] 64 |     let empty_string = String::new();
Nov 28 11:16:19.394 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_empty_string` instead
Nov 28 11:16:19.394 INFO [stderr]    |
Nov 28 11:16:19.394 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:16:19.395 INFO [stderr] 
Nov 28 11:16:19.395 INFO [stderr] warning: unused variable: `new_path`
Nov 28 11:16:19.395 INFO [stderr]   --> src/main.rs:96:33
Nov 28 11:16:19.395 INFO [stderr]    |
Nov 28 11:16:19.396 INFO [stderr] 96 |         Operation::Rename { ref new_path } => true,
Nov 28 11:16:19.396 INFO [stderr]    |                                 ^^^^^^^^ help: try ignoring the field: `new_path: _`
Nov 28 11:16:19.396 INFO [stderr] 
Nov 28 11:16:19.452 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:16:19.453 INFO [stderr]    --> src/main.rs:119:50
Nov 28 11:16:19.453 INFO [stderr]     |
Nov 28 11:16:19.453 INFO [stderr] 119 | fn edfp<I: io::Read, O: io::Write>(mut input: I, mut output: O) {
Nov 28 11:16:19.453 INFO [stderr]     |                                                  ----^^^^^^
Nov 28 11:16:19.454 INFO [stderr]     |                                                  |
Nov 28 11:16:19.454 INFO [stderr]     |                                                  help: remove this `mut`
Nov 28 11:16:19.454 INFO [stderr]     |
Nov 28 11:16:19.455 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 11:16:19.455 INFO [stderr] 
Nov 28 11:16:19.455 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:16:19.455 INFO [stderr]    --> src/main.rs:157:9
Nov 28 11:16:19.456 INFO [stderr]     |
Nov 28 11:16:19.456 INFO [stderr] 157 |     let mut output = io::stdout();
Nov 28 11:16:19.456 INFO [stderr]     |         ----^^^^^^
Nov 28 11:16:19.456 INFO [stderr]     |         |
Nov 28 11:16:19.457 INFO [stderr]     |         help: remove this `mut`
Nov 28 11:16:19.457 INFO [stderr] 
Nov 28 11:16:19.457 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.457 INFO [stderr]   --> src/main.rs:81:9
Nov 28 11:16:19.458 INFO [stderr]    |
Nov 28 11:16:19.458 INFO [stderr] 81 |         writeln!(output, "{}", header);
Nov 28 11:16:19.458 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.458 INFO [stderr]    |
Nov 28 11:16:19.459 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:16:19.459 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.459 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.459 INFO [stderr] 
Nov 28 11:16:19.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.460 INFO [stderr]   --> src/main.rs:83:13
Nov 28 11:16:19.460 INFO [stderr]    |
Nov 28 11:16:19.461 INFO [stderr] 83 |             writeln!(output, "\t{}", change);
Nov 28 11:16:19.461 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.461 INFO [stderr]    |
Nov 28 11:16:19.461 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.462 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.462 INFO [stderr] 
Nov 28 11:16:19.462 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.463 INFO [stderr]   --> src/main.rs:85:9
Nov 28 11:16:19.463 INFO [stderr]    |
Nov 28 11:16:19.463 INFO [stderr] 85 |         writeln!(output);
Nov 28 11:16:19.463 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.464 INFO [stderr]    |
Nov 28 11:16:19.464 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.464 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.464 INFO [stderr] 
Nov 28 11:16:19.465 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.465 INFO [stderr]    --> src/main.rs:101:9
Nov 28 11:16:19.465 INFO [stderr]     |
Nov 28 11:16:19.466 INFO [stderr] 101 |         writeln!(output, "No changes");
Nov 28 11:16:19.466 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.466 INFO [stderr]     |
Nov 28 11:16:19.466 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.467 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.467 INFO [stderr] 
Nov 28 11:16:19.467 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.467 INFO [stderr]    --> src/main.rs:114:5
Nov 28 11:16:19.468 INFO [stderr]     |
Nov 28 11:16:19.468 INFO [stderr] 114 |     write!(&tty, "Would you like to make the changes described above (y/n)? ");
Nov 28 11:16:19.468 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.468 INFO [stderr]     |
Nov 28 11:16:19.469 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.469 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.469 INFO [stderr] 
Nov 28 11:16:19.472 INFO [stderr] warning: unused variable: `empty_string`
Nov 28 11:16:19.472 INFO [stderr]   --> src/main.rs:64:9
Nov 28 11:16:19.472 INFO [stderr]    |
Nov 28 11:16:19.472 INFO [stderr] 64 |     let empty_string = String::new();
Nov 28 11:16:19.472 INFO [stderr]    |         ^^^^^^^^^^^^ help: consider using `_empty_string` instead
Nov 28 11:16:19.472 INFO [stderr]    |
Nov 28 11:16:19.472 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:16:19.472 INFO [stderr] 
Nov 28 11:16:19.472 INFO [stderr] warning: unused variable: `new_path`
Nov 28 11:16:19.472 INFO [stderr]   --> src/main.rs:96:33
Nov 28 11:16:19.472 INFO [stderr]    |
Nov 28 11:16:19.472 INFO [stderr] 96 |         Operation::Rename { ref new_path } => true,
Nov 28 11:16:19.472 INFO [stderr]    |                                 ^^^^^^^^ help: try ignoring the field: `new_path: _`
Nov 28 11:16:19.472 INFO [stderr] 
Nov 28 11:16:19.544 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:16:19.544 INFO [stderr]    --> src/main.rs:119:50
Nov 28 11:16:19.544 INFO [stderr]     |
Nov 28 11:16:19.544 INFO [stderr] 119 | fn edfp<I: io::Read, O: io::Write>(mut input: I, mut output: O) {
Nov 28 11:16:19.544 INFO [stderr]     |                                                  ----^^^^^^
Nov 28 11:16:19.544 INFO [stderr]     |                                                  |
Nov 28 11:16:19.544 INFO [stderr]     |                                                  help: remove this `mut`
Nov 28 11:16:19.544 INFO [stderr]     |
Nov 28 11:16:19.544 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 11:16:19.544 INFO [stderr] 
Nov 28 11:16:19.544 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:16:19.544 INFO [stderr]    --> src/main.rs:157:9
Nov 28 11:16:19.544 INFO [stderr]     |
Nov 28 11:16:19.544 INFO [stderr] 157 |     let mut output = io::stdout();
Nov 28 11:16:19.544 INFO [stderr]     |         ----^^^^^^
Nov 28 11:16:19.544 INFO [stderr]     |         |
Nov 28 11:16:19.544 INFO [stderr]     |         help: remove this `mut`
Nov 28 11:16:19.544 INFO [stderr] 
Nov 28 11:16:19.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.544 INFO [stderr]   --> src/main.rs:81:9
Nov 28 11:16:19.544 INFO [stderr]    |
Nov 28 11:16:19.544 INFO [stderr] 81 |         writeln!(output, "{}", header);
Nov 28 11:16:19.544 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.544 INFO [stderr]    |
Nov 28 11:16:19.544 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:16:19.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.544 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.544 INFO [stderr] 
Nov 28 11:16:19.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.544 INFO [stderr]   --> src/main.rs:83:13
Nov 28 11:16:19.544 INFO [stderr]    |
Nov 28 11:16:19.544 INFO [stderr] 83 |             writeln!(output, "\t{}", change);
Nov 28 11:16:19.545 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.545 INFO [stderr]    |
Nov 28 11:16:19.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.545 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.545 INFO [stderr] 
Nov 28 11:16:19.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.545 INFO [stderr]   --> src/main.rs:85:9
Nov 28 11:16:19.545 INFO [stderr]    |
Nov 28 11:16:19.545 INFO [stderr] 85 |         writeln!(output);
Nov 28 11:16:19.545 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.545 INFO [stderr]    |
Nov 28 11:16:19.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.545 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.545 INFO [stderr] 
Nov 28 11:16:19.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.545 INFO [stderr]    --> src/main.rs:101:9
Nov 28 11:16:19.545 INFO [stderr]     |
Nov 28 11:16:19.545 INFO [stderr] 101 |         writeln!(output, "No changes");
Nov 28 11:16:19.545 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.545 INFO [stderr]     |
Nov 28 11:16:19.545 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.545 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.545 INFO [stderr] 
Nov 28 11:16:19.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:16:19.545 INFO [stderr]    --> src/main.rs:114:5
Nov 28 11:16:19.545 INFO [stderr]     |
Nov 28 11:16:19.545 INFO [stderr] 114 |     write!(&tty, "Would you like to make the changes described above (y/n)? ");
Nov 28 11:16:19.545 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:16:19.545 INFO [stderr]     |
Nov 28 11:16:19.545 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:16:19.545 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 11:16:19.545 INFO [stderr] 
Nov 28 11:16:19.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Nov 28 11:16:19.564 INFO [stderr] su: No module specific data is present
Nov 28 11:16:20.119 INFO running `"docker" "inspect" "a899542085c46691fb9dbdbb02e41f1721992a860fc3dd260926e0ef4e9adedb"`
Nov 28 11:16:20.433 INFO running `"docker" "rm" "-f" "a899542085c46691fb9dbdbb02e41f1721992a860fc3dd260926e0ef4e9adedb"`
Nov 28 11:16:20.712 INFO [stdout] a899542085c46691fb9dbdbb02e41f1721992a860fc3dd260926e0ef4e9adedb