Nov 29 14:43:08.495 INFO checking xmarcux/mos against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 14:43:08.495 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 14:43:08.970 INFO [stdout] 88222f236ce1f36c9a5b5723f031b2068822c249f9da9a98ab131fe0d2222953
Nov 29 14:43:08.972 INFO running `"docker" "start" "-a" "88222f236ce1f36c9a5b5723f031b2068822c249f9da9a98ab131fe0d2222953"`
Nov 29 14:43:10.449 INFO [stderr] usermod: no changes
Nov 29 14:43:10.520 INFO [stderr]     Checking mos v0.1.0 (/source)
Nov 29 14:43:10.908 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:43:10.908 INFO [stderr]   --> src/user.rs:23:13
Nov 29 14:43:10.908 INFO [stderr]    |
Nov 29 14:43:10.908 INFO [stderr] 23 |         let mut s_avail: &str;
Nov 29 14:43:10.908 INFO [stderr]    |             ----^^^^^^^
Nov 29 14:43:10.908 INFO [stderr]    |             |
Nov 29 14:43:10.908 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:43:10.908 INFO [stderr]    |
Nov 29 14:43:10.908 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 14:43:10.908 INFO [stderr] 
Nov 29 14:43:10.920 INFO [stderr] warning: variant is never constructed: `Busy`
Nov 29 14:43:10.920 INFO [stderr]  --> src/user.rs:4:5
Nov 29 14:43:10.920 INFO [stderr]   |
Nov 29 14:43:10.920 INFO [stderr] 4 |     Busy,
Nov 29 14:43:10.920 INFO [stderr]   |     ^^^^
Nov 29 14:43:10.920 INFO [stderr]   |
Nov 29 14:43:10.920 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 14:43:10.920 INFO [stderr] 
Nov 29 14:43:10.920 INFO [stderr] warning: variant is never constructed: `VideoConference`
Nov 29 14:43:10.920 INFO [stderr]  --> src/user.rs:5:5
Nov 29 14:43:10.920 INFO [stderr]   |
Nov 29 14:43:10.920 INFO [stderr] 5 |     VideoConference,
Nov 29 14:43:10.920 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 14:43:10.920 INFO [stderr] 
Nov 29 14:43:10.920 INFO [stderr] warning: variant is never constructed: `OnThePhone`
Nov 29 14:43:10.920 INFO [stderr]  --> src/user.rs:6:5
Nov 29 14:43:10.920 INFO [stderr]   |
Nov 29 14:43:10.921 INFO [stderr] 6 |     OnThePhone,
Nov 29 14:43:10.921 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 14:43:10.921 INFO [stderr] 
Nov 29 14:43:10.921 INFO [stderr] warning: variant is never constructed: `OutOfOffice`
Nov 29 14:43:10.921 INFO [stderr]  --> src/user.rs:7:5
Nov 29 14:43:10.921 INFO [stderr]   |
Nov 29 14:43:10.921 INFO [stderr] 7 |     OutOfOffice,
Nov 29 14:43:10.921 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 14:43:10.921 INFO [stderr] 
Nov 29 14:43:10.921 INFO [stderr] warning: variant is never constructed: `DoNotDesturb`
Nov 29 14:43:10.921 INFO [stderr]  --> src/user.rs:8:5
Nov 29 14:43:10.921 INFO [stderr]   |
Nov 29 14:43:10.921 INFO [stderr] 8 |     DoNotDesturb,
Nov 29 14:43:10.921 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 29 14:43:10.921 INFO [stderr] 
Nov 29 14:43:10.921 INFO [stderr] warning: method is never used: `from_frm_str`
Nov 29 14:43:10.921 INFO [stderr]   --> src/user.rs:43:5
Nov 29 14:43:10.921 INFO [stderr]    |
Nov 29 14:43:10.921 INFO [stderr] 43 |     pub fn from_frm_str(frm_str: String) -> User {
Nov 29 14:43:10.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.921 INFO [stderr] 
Nov 29 14:43:10.924 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.924 INFO [stderr]   --> src/main.rs:51:5
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr] 51 |     std::io::stdin().read_line(&mut u.nickname);
Nov 29 14:43:10.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 14:43:10.924 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.924 INFO [stderr] 
Nov 29 14:43:10.924 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.924 INFO [stderr]   --> src/main.rs:55:5
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr] 55 |     std::io::stdin().read_line(&mut u.name);
Nov 29 14:43:10.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.924 INFO [stderr] 
Nov 29 14:43:10.924 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.924 INFO [stderr]   --> src/main.rs:59:5
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr] 59 |     std::io::stdin().read_line(&mut u.surname);
Nov 29 14:43:10.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.924 INFO [stderr] 
Nov 29 14:43:10.924 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.924 INFO [stderr]   --> src/main.rs:63:5
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr] 63 |     std::io::stdin().read_line(&mut u.profession);
Nov 29 14:43:10.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.924 INFO [stderr]    |
Nov 29 14:43:10.924 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.924 INFO [stderr] 
Nov 29 14:43:10.948 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:43:10.948 INFO [stderr]   --> src/user.rs:23:13
Nov 29 14:43:10.948 INFO [stderr]    |
Nov 29 14:43:10.948 INFO [stderr] 23 |         let mut s_avail: &str;
Nov 29 14:43:10.948 INFO [stderr]    |             ----^^^^^^^
Nov 29 14:43:10.948 INFO [stderr]    |             |
Nov 29 14:43:10.948 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:43:10.948 INFO [stderr]    |
Nov 29 14:43:10.948 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 14:43:10.948 INFO [stderr] 
Nov 29 14:43:10.960 INFO [stderr] warning: variant is never constructed: `Busy`
Nov 29 14:43:10.960 INFO [stderr]  --> src/user.rs:4:5
Nov 29 14:43:10.960 INFO [stderr]   |
Nov 29 14:43:10.960 INFO [stderr] 4 |     Busy,
Nov 29 14:43:10.960 INFO [stderr]   |     ^^^^
Nov 29 14:43:10.960 INFO [stderr]   |
Nov 29 14:43:10.960 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 14:43:10.960 INFO [stderr] 
Nov 29 14:43:10.960 INFO [stderr] warning: variant is never constructed: `VideoConference`
Nov 29 14:43:10.960 INFO [stderr]  --> src/user.rs:5:5
Nov 29 14:43:10.960 INFO [stderr]   |
Nov 29 14:43:10.960 INFO [stderr] 5 |     VideoConference,
Nov 29 14:43:10.960 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 14:43:10.960 INFO [stderr] 
Nov 29 14:43:10.960 INFO [stderr] warning: variant is never constructed: `OnThePhone`
Nov 29 14:43:10.960 INFO [stderr]  --> src/user.rs:6:5
Nov 29 14:43:10.960 INFO [stderr]   |
Nov 29 14:43:10.960 INFO [stderr] 6 |     OnThePhone,
Nov 29 14:43:10.960 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 14:43:10.960 INFO [stderr] 
Nov 29 14:43:10.960 INFO [stderr] warning: variant is never constructed: `OutOfOffice`
Nov 29 14:43:10.960 INFO [stderr]  --> src/user.rs:7:5
Nov 29 14:43:10.960 INFO [stderr]   |
Nov 29 14:43:10.961 INFO [stderr] 7 |     OutOfOffice,
Nov 29 14:43:10.961 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 14:43:10.961 INFO [stderr] 
Nov 29 14:43:10.961 INFO [stderr] warning: variant is never constructed: `DoNotDesturb`
Nov 29 14:43:10.961 INFO [stderr]  --> src/user.rs:8:5
Nov 29 14:43:10.961 INFO [stderr]   |
Nov 29 14:43:10.961 INFO [stderr] 8 |     DoNotDesturb,
Nov 29 14:43:10.961 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 29 14:43:10.961 INFO [stderr] 
Nov 29 14:43:10.961 INFO [stderr] warning: method is never used: `from_frm_str`
Nov 29 14:43:10.961 INFO [stderr]   --> src/user.rs:43:5
Nov 29 14:43:10.961 INFO [stderr]    |
Nov 29 14:43:10.961 INFO [stderr] 43 |     pub fn from_frm_str(frm_str: String) -> User {
Nov 29 14:43:10.961 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.961 INFO [stderr] 
Nov 29 14:43:10.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.972 INFO [stderr]   --> src/main.rs:51:5
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr] 51 |     std::io::stdin().read_line(&mut u.nickname);
Nov 29 14:43:10.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 14:43:10.972 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.972 INFO [stderr] 
Nov 29 14:43:10.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.972 INFO [stderr]   --> src/main.rs:55:5
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr] 55 |     std::io::stdin().read_line(&mut u.name);
Nov 29 14:43:10.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.972 INFO [stderr] 
Nov 29 14:43:10.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.972 INFO [stderr]   --> src/main.rs:59:5
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr] 59 |     std::io::stdin().read_line(&mut u.surname);
Nov 29 14:43:10.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.972 INFO [stderr]    |
Nov 29 14:43:10.972 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.972 INFO [stderr] 
Nov 29 14:43:10.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:43:10.973 INFO [stderr]   --> src/main.rs:63:5
Nov 29 14:43:10.973 INFO [stderr]    |
Nov 29 14:43:10.973 INFO [stderr] 63 |     std::io::stdin().read_line(&mut u.profession);
Nov 29 14:43:10.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:43:10.973 INFO [stderr]    |
Nov 29 14:43:10.973 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:43:10.973 INFO [stderr] 
Nov 29 14:43:10.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Nov 29 14:43:10.987 INFO [stderr] su: No module specific data is present
Nov 29 14:43:11.946 INFO running `"docker" "inspect" "88222f236ce1f36c9a5b5723f031b2068822c249f9da9a98ab131fe0d2222953"`
Nov 29 14:43:12.300 INFO running `"docker" "rm" "-f" "88222f236ce1f36c9a5b5723f031b2068822c249f9da9a98ab131fe0d2222953"`
Nov 29 14:43:12.748 INFO [stdout] 88222f236ce1f36c9a5b5723f031b2068822c249f9da9a98ab131fe0d2222953