Dec 11 12:40:51.921 INFO checking nicohman/carbon against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:40:51.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 12:40:52.296 INFO [stdout] 32b3ba8bac4da2412aca75f6fdcbd2fa528f57fb49e50a4fb9f45bc3f90b626f
Dec 11 12:40:52.304 INFO running `"docker" "start" "-a" "32b3ba8bac4da2412aca75f6fdcbd2fa528f57fb49e50a4fb9f45bc3f90b626f"`
Dec 11 12:40:53.648 INFO [stderr] usermod: no changes
Dec 11 12:40:53.740 INFO [stderr]     Checking carbon v0.1.0 (/source)
Dec 11 12:40:54.320 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 11 12:40:54.320 INFO [stderr]  --> src/bin/carbon.rs:8:5
Dec 11 12:40:54.320 INFO [stderr]   |
Dec 11 12:40:54.320 INFO [stderr] 8 | use std::str::FromStr;
Dec 11 12:40:54.320 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.320 INFO [stderr]   |
Dec 11 12:40:54.340 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:40:54.340 INFO [stderr] 
Dec 11 12:40:54.340 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 11 12:40:54.340 INFO [stderr]    --> src/bin/carbon.rs:179:25
Dec 11 12:40:54.340 INFO [stderr]     |
Dec 11 12:40:54.340 INFO [stderr] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Dec 11 12:40:54.340 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 11 12:40:54.340 INFO [stderr]     |
Dec 11 12:40:54.340 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 11 12:40:54.340 INFO [stderr] 
Dec 11 12:40:54.392 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 11 12:40:54.392 INFO [stderr]  --> src/bin/carbon.rs:8:5
Dec 11 12:40:54.392 INFO [stderr]   |
Dec 11 12:40:54.392 INFO [stderr] 8 | use std::str::FromStr;
Dec 11 12:40:54.392 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.392 INFO [stderr]   |
Dec 11 12:40:54.392 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:40:54.392 INFO [stderr] 
Dec 11 12:40:54.428 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 11 12:40:54.428 INFO [stderr]    --> src/bin/carbon.rs:179:25
Dec 11 12:40:54.428 INFO [stderr]     |
Dec 11 12:40:54.428 INFO [stderr] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Dec 11 12:40:54.428 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 11 12:40:54.428 INFO [stderr]     |
Dec 11 12:40:54.428 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 11 12:40:54.428 INFO [stderr] 
Dec 11 12:40:54.488 INFO [stderr] warning: unused variable: `disp`
Dec 11 12:40:54.488 INFO [stderr]   --> src/bin/carbon.rs:81:23
Dec 11 12:40:54.488 INFO [stderr]    |
Dec 11 12:40:54.488 INFO [stderr] 81 | fn gen_npc(sys: &str, disp: bool) {
Dec 11 12:40:54.488 INFO [stderr]    |                       ^^^^ help: consider using `_disp` instead
Dec 11 12:40:54.488 INFO [stderr]    |
Dec 11 12:40:54.488 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:40:54.488 INFO [stderr] 
Dec 11 12:40:54.564 INFO [stderr] warning: unused variable: `disp`
Dec 11 12:40:54.564 INFO [stderr]   --> src/bin/carbon.rs:81:23
Dec 11 12:40:54.564 INFO [stderr]    |
Dec 11 12:40:54.564 INFO [stderr] 81 | fn gen_npc(sys: &str, disp: bool) {
Dec 11 12:40:54.564 INFO [stderr]    |                       ^^^^ help: consider using `_disp` instead
Dec 11 12:40:54.564 INFO [stderr]    |
Dec 11 12:40:54.564 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:40:54.564 INFO [stderr] 
Dec 11 12:40:54.572 INFO [stderr] warning: variable does not need to be mutable
Dec 11 12:40:54.572 INFO [stderr]   --> src/bin/carbon.rs:91:9
Dec 11 12:40:54.572 INFO [stderr]    |
Dec 11 12:40:54.572 INFO [stderr] 91 |     let mut vec: Vec<String>;
Dec 11 12:40:54.572 INFO [stderr]    |         ----^^^
Dec 11 12:40:54.572 INFO [stderr]    |         |
Dec 11 12:40:54.572 INFO [stderr]    |         help: remove this `mut`
Dec 11 12:40:54.572 INFO [stderr]    |
Dec 11 12:40:54.572 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 12:40:54.572 INFO [stderr] 
Dec 11 12:40:54.592 INFO [stderr] warning: struct is never constructed: `Npc`
Dec 11 12:40:54.592 INFO [stderr]   --> src/bin/carbon.rs:10:1
Dec 11 12:40:54.592 INFO [stderr]    |
Dec 11 12:40:54.592 INFO [stderr] 10 | struct Npc {
Dec 11 12:40:54.592 INFO [stderr]    | ^^^^^^^^^^
Dec 11 12:40:54.592 INFO [stderr]    |
Dec 11 12:40:54.592 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:40:54.592 INFO [stderr] 
Dec 11 12:40:54.592 INFO [stderr] warning: method is never used: `to_string`
Dec 11 12:40:54.592 INFO [stderr]   --> src/bin/carbon.rs:17:5
Dec 11 12:40:54.592 INFO [stderr]    |
Dec 11 12:40:54.592 INFO [stderr] 17 |     fn to_string(&self) -> String {
Dec 11 12:40:54.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.592 INFO [stderr] 
Dec 11 12:40:54.592 INFO [stderr] warning: function is never used: `add_npc`
Dec 11 12:40:54.592 INFO [stderr]   --> src/bin/carbon.rs:76:1
Dec 11 12:40:54.592 INFO [stderr]    |
Dec 11 12:40:54.592 INFO [stderr] 76 | fn add_npc(npc:Npc, camp:&str){
Dec 11 12:40:54.592 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.592 INFO [stderr] 
Dec 11 12:40:54.592 INFO [stderr] warning: function is never used: `proc_path`
Dec 11 12:40:54.592 INFO [stderr]    --> src/bin/carbon.rs:181:1
Dec 11 12:40:54.592 INFO [stderr]     |
Dec 11 12:40:54.592 INFO [stderr] 181 | fn proc_path(path: DirEntry) -> String {
Dec 11 12:40:54.592 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.592 INFO [stderr] 
Dec 11 12:40:54.612 INFO [stderr] warning: variable does not need to be mutable
Dec 11 12:40:54.612 INFO [stderr]   --> src/bin/carbon.rs:91:9
Dec 11 12:40:54.612 INFO [stderr]    |
Dec 11 12:40:54.612 INFO [stderr] 91 |     let mut vec: Vec<String>;
Dec 11 12:40:54.612 INFO [stderr]    |         ----^^^
Dec 11 12:40:54.612 INFO [stderr]    |         |
Dec 11 12:40:54.612 INFO [stderr]    |         help: remove this `mut`
Dec 11 12:40:54.612 INFO [stderr]    |
Dec 11 12:40:54.612 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 12:40:54.612 INFO [stderr] 
Dec 11 12:40:54.628 INFO [stderr] warning: struct is never constructed: `Npc`
Dec 11 12:40:54.629 INFO [stderr]   --> src/bin/carbon.rs:10:1
Dec 11 12:40:54.629 INFO [stderr]    |
Dec 11 12:40:54.629 INFO [stderr] 10 | struct Npc {
Dec 11 12:40:54.629 INFO [stderr]    | ^^^^^^^^^^
Dec 11 12:40:54.629 INFO [stderr]    |
Dec 11 12:40:54.629 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:40:54.629 INFO [stderr] 
Dec 11 12:40:54.629 INFO [stderr] warning: method is never used: `to_string`
Dec 11 12:40:54.630 INFO [stderr]   --> src/bin/carbon.rs:17:5
Dec 11 12:40:54.630 INFO [stderr]    |
Dec 11 12:40:54.630 INFO [stderr] 17 |     fn to_string(&self) -> String {
Dec 11 12:40:54.630 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.630 INFO [stderr] 
Dec 11 12:40:54.630 INFO [stderr] warning: function is never used: `add_npc`
Dec 11 12:40:54.630 INFO [stderr]   --> src/bin/carbon.rs:76:1
Dec 11 12:40:54.630 INFO [stderr]    |
Dec 11 12:40:54.630 INFO [stderr] 76 | fn add_npc(npc:Npc, camp:&str){
Dec 11 12:40:54.630 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.630 INFO [stderr] 
Dec 11 12:40:54.630 INFO [stderr] warning: function is never used: `proc_path`
Dec 11 12:40:54.630 INFO [stderr]    --> src/bin/carbon.rs:181:1
Dec 11 12:40:54.630 INFO [stderr]     |
Dec 11 12:40:54.630 INFO [stderr] 181 | fn proc_path(path: DirEntry) -> String {
Dec 11 12:40:54.630 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:40:54.630 INFO [stderr] 
Dec 11 12:40:54.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 11 12:40:54.675 INFO [stderr] su: No module specific data is present
Dec 11 12:40:55.846 INFO running `"docker" "inspect" "32b3ba8bac4da2412aca75f6fdcbd2fa528f57fb49e50a4fb9f45bc3f90b626f"`
Dec 11 12:40:56.218 INFO running `"docker" "rm" "-f" "32b3ba8bac4da2412aca75f6fdcbd2fa528f57fb49e50a4fb9f45bc3f90b626f"`
Dec 11 12:40:56.572 INFO [stdout] 32b3ba8bac4da2412aca75f6fdcbd2fa528f57fb49e50a4fb9f45bc3f90b626f