Nov 27 16:49:16.994 INFO checking xmarcux/mos against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 16:49:16.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 27 16:49:17.482 INFO [stdout] e42884fe7149a3ab9482a17ed2539e0946cc2362b7f121aefb23ff80499dbe87
Nov 27 16:49:17.486 INFO running `"docker" "start" "-a" "e42884fe7149a3ab9482a17ed2539e0946cc2362b7f121aefb23ff80499dbe87"`
Nov 27 16:49:18.668 INFO [stderr] usermod: no changes
Nov 27 16:49:18.739 INFO [stderr]     Checking mos v0.1.0 (/source)
Nov 27 16:49:19.224 INFO [stderr] warning: variable does not need to be mutable
Nov 27 16:49:19.224 INFO [stderr]   --> src/user.rs:23:13
Nov 27 16:49:19.224 INFO [stderr]    |
Nov 27 16:49:19.224 INFO [stderr] 23 |         let mut s_avail: &str;
Nov 27 16:49:19.224 INFO [stderr]    |             ----^^^^^^^
Nov 27 16:49:19.224 INFO [stderr]    |             |
Nov 27 16:49:19.224 INFO [stderr]    |             help: remove this `mut`
Nov 27 16:49:19.224 INFO [stderr]    |
Nov 27 16:49:19.235 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 16:49:19.235 INFO [stderr] 
Nov 27 16:49:19.237 INFO [stderr] warning: variant is never constructed: `Busy`
Nov 27 16:49:19.237 INFO [stderr]  --> src/user.rs:4:5
Nov 27 16:49:19.237 INFO [stderr]   |
Nov 27 16:49:19.237 INFO [stderr] 4 |     Busy,
Nov 27 16:49:19.237 INFO [stderr]   |     ^^^^
Nov 27 16:49:19.237 INFO [stderr]   |
Nov 27 16:49:19.237 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 16:49:19.237 INFO [stderr] 
Nov 27 16:49:19.237 INFO [stderr] warning: variant is never constructed: `VideoConference`
Nov 27 16:49:19.237 INFO [stderr]  --> src/user.rs:5:5
Nov 27 16:49:19.237 INFO [stderr]   |
Nov 27 16:49:19.237 INFO [stderr] 5 |     VideoConference,
Nov 27 16:49:19.237 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 27 16:49:19.237 INFO [stderr] 
Nov 27 16:49:19.237 INFO [stderr] warning: variant is never constructed: `OnThePhone`
Nov 27 16:49:19.237 INFO [stderr]  --> src/user.rs:6:5
Nov 27 16:49:19.238 INFO [stderr]   |
Nov 27 16:49:19.238 INFO [stderr] 6 |     OnThePhone,
Nov 27 16:49:19.238 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 16:49:19.238 INFO [stderr] 
Nov 27 16:49:19.238 INFO [stderr] warning: variant is never constructed: `OutOfOffice`
Nov 27 16:49:19.238 INFO [stderr]  --> src/user.rs:7:5
Nov 27 16:49:19.238 INFO [stderr]   |
Nov 27 16:49:19.238 INFO [stderr] 7 |     OutOfOffice,
Nov 27 16:49:19.238 INFO [stderr]   |     ^^^^^^^^^^^
Nov 27 16:49:19.238 INFO [stderr] 
Nov 27 16:49:19.238 INFO [stderr] warning: variant is never constructed: `DoNotDesturb`
Nov 27 16:49:19.238 INFO [stderr]  --> src/user.rs:8:5
Nov 27 16:49:19.238 INFO [stderr]   |
Nov 27 16:49:19.238 INFO [stderr] 8 |     DoNotDesturb,
Nov 27 16:49:19.238 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 16:49:19.238 INFO [stderr] 
Nov 27 16:49:19.238 INFO [stderr] warning: method is never used: `from_frm_str`
Nov 27 16:49:19.238 INFO [stderr]   --> src/user.rs:43:5
Nov 27 16:49:19.238 INFO [stderr]    |
Nov 27 16:49:19.238 INFO [stderr] 43 |     pub fn from_frm_str(frm_str: String) -> User {
Nov 27 16:49:19.238 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.238 INFO [stderr] 
Nov 27 16:49:19.252 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.252 INFO [stderr]   --> src/main.rs:51:5
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr] 51 |     std::io::stdin().read_line(&mut u.nickname);
Nov 27 16:49:19.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 16:49:19.252 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.252 INFO [stderr] 
Nov 27 16:49:19.252 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.252 INFO [stderr]   --> src/main.rs:55:5
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr] 55 |     std::io::stdin().read_line(&mut u.name);
Nov 27 16:49:19.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.252 INFO [stderr] 
Nov 27 16:49:19.252 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.252 INFO [stderr]   --> src/main.rs:59:5
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr] 59 |     std::io::stdin().read_line(&mut u.surname);
Nov 27 16:49:19.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.252 INFO [stderr] 
Nov 27 16:49:19.252 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.252 INFO [stderr]   --> src/main.rs:63:5
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr] 63 |     std::io::stdin().read_line(&mut u.profession);
Nov 27 16:49:19.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.252 INFO [stderr]    |
Nov 27 16:49:19.252 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.252 INFO [stderr] 
Nov 27 16:49:19.288 INFO [stderr] warning: variable does not need to be mutable
Nov 27 16:49:19.288 INFO [stderr]   --> src/user.rs:23:13
Nov 27 16:49:19.288 INFO [stderr]    |
Nov 27 16:49:19.288 INFO [stderr] 23 |         let mut s_avail: &str;
Nov 27 16:49:19.288 INFO [stderr]    |             ----^^^^^^^
Nov 27 16:49:19.288 INFO [stderr]    |             |
Nov 27 16:49:19.288 INFO [stderr]    |             help: remove this `mut`
Nov 27 16:49:19.288 INFO [stderr]    |
Nov 27 16:49:19.288 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 16:49:19.288 INFO [stderr] 
Nov 27 16:49:19.300 INFO [stderr] warning: variant is never constructed: `Busy`
Nov 27 16:49:19.300 INFO [stderr]  --> src/user.rs:4:5
Nov 27 16:49:19.300 INFO [stderr]   |
Nov 27 16:49:19.300 INFO [stderr] 4 |     Busy,
Nov 27 16:49:19.300 INFO [stderr]   |     ^^^^
Nov 27 16:49:19.300 INFO [stderr]   |
Nov 27 16:49:19.300 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 16:49:19.300 INFO [stderr] 
Nov 27 16:49:19.300 INFO [stderr] warning: variant is never constructed: `VideoConference`
Nov 27 16:49:19.300 INFO [stderr]  --> src/user.rs:5:5
Nov 27 16:49:19.300 INFO [stderr]   |
Nov 27 16:49:19.300 INFO [stderr] 5 |     VideoConference,
Nov 27 16:49:19.300 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 27 16:49:19.300 INFO [stderr] 
Nov 27 16:49:19.301 INFO [stderr] warning: variant is never constructed: `OnThePhone`
Nov 27 16:49:19.301 INFO [stderr]  --> src/user.rs:6:5
Nov 27 16:49:19.301 INFO [stderr]   |
Nov 27 16:49:19.301 INFO [stderr] 6 |     OnThePhone,
Nov 27 16:49:19.301 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 16:49:19.301 INFO [stderr] 
Nov 27 16:49:19.301 INFO [stderr] warning: variant is never constructed: `OutOfOffice`
Nov 27 16:49:19.301 INFO [stderr]  --> src/user.rs:7:5
Nov 27 16:49:19.301 INFO [stderr]   |
Nov 27 16:49:19.301 INFO [stderr] 7 |     OutOfOffice,
Nov 27 16:49:19.301 INFO [stderr]   |     ^^^^^^^^^^^
Nov 27 16:49:19.301 INFO [stderr] 
Nov 27 16:49:19.301 INFO [stderr] warning: variant is never constructed: `DoNotDesturb`
Nov 27 16:49:19.301 INFO [stderr]  --> src/user.rs:8:5
Nov 27 16:49:19.301 INFO [stderr]   |
Nov 27 16:49:19.301 INFO [stderr] 8 |     DoNotDesturb,
Nov 27 16:49:19.301 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 16:49:19.301 INFO [stderr] 
Nov 27 16:49:19.301 INFO [stderr] warning: method is never used: `from_frm_str`
Nov 27 16:49:19.301 INFO [stderr]   --> src/user.rs:43:5
Nov 27 16:49:19.301 INFO [stderr]    |
Nov 27 16:49:19.301 INFO [stderr] 43 |     pub fn from_frm_str(frm_str: String) -> User {
Nov 27 16:49:19.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.301 INFO [stderr] 
Nov 27 16:49:19.316 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.316 INFO [stderr]   --> src/main.rs:51:5
Nov 27 16:49:19.316 INFO [stderr]    |
Nov 27 16:49:19.316 INFO [stderr] 51 |     std::io::stdin().read_line(&mut u.nickname);
Nov 27 16:49:19.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.316 INFO [stderr]    |
Nov 27 16:49:19.316 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 16:49:19.316 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.316 INFO [stderr] 
Nov 27 16:49:19.316 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.316 INFO [stderr]   --> src/main.rs:55:5
Nov 27 16:49:19.316 INFO [stderr]    |
Nov 27 16:49:19.316 INFO [stderr] 55 |     std::io::stdin().read_line(&mut u.name);
Nov 27 16:49:19.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.317 INFO [stderr]    |
Nov 27 16:49:19.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.317 INFO [stderr] 
Nov 27 16:49:19.317 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.317 INFO [stderr]   --> src/main.rs:59:5
Nov 27 16:49:19.317 INFO [stderr]    |
Nov 27 16:49:19.317 INFO [stderr] 59 |     std::io::stdin().read_line(&mut u.surname);
Nov 27 16:49:19.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.317 INFO [stderr]    |
Nov 27 16:49:19.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.317 INFO [stderr] 
Nov 27 16:49:19.317 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 16:49:19.317 INFO [stderr]   --> src/main.rs:63:5
Nov 27 16:49:19.317 INFO [stderr]    |
Nov 27 16:49:19.317 INFO [stderr] 63 |     std::io::stdin().read_line(&mut u.profession);
Nov 27 16:49:19.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 16:49:19.317 INFO [stderr]    |
Nov 27 16:49:19.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 16:49:19.317 INFO [stderr] 
Nov 27 16:49:19.357 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Nov 27 16:49:19.365 INFO [stderr] su: No module specific data is present
Nov 27 16:49:20.221 INFO running `"docker" "inspect" "e42884fe7149a3ab9482a17ed2539e0946cc2362b7f121aefb23ff80499dbe87"`
Nov 27 16:49:20.437 INFO running `"docker" "rm" "-f" "e42884fe7149a3ab9482a17ed2539e0946cc2362b7f121aefb23ff80499dbe87"`
Nov 27 16:49:20.757 INFO [stdout] e42884fe7149a3ab9482a17ed2539e0946cc2362b7f121aefb23ff80499dbe87