Dec 19 11:49:33.970 INFO checking nicohman/carbon against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:49:33.970 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/nicohman/carbon:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:49:34.540 INFO [stdout] cbbdc6bc6423cce7bcdd5ceb4454dd4d0e578a337198c0a36753b9b293c9557f
Dec 19 11:49:34.542 INFO running `"docker" "start" "-a" "cbbdc6bc6423cce7bcdd5ceb4454dd4d0e578a337198c0a36753b9b293c9557f"`
Dec 19 11:49:37.008 INFO [stderr]     Checking carbon v0.1.0 (/opt/crater/workdir)
Dec 19 11:49:37.336 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 19 11:49:37.336 INFO [stderr]  --> src/bin/carbon.rs:8:5
Dec 19 11:49:37.336 INFO [stderr]   |
Dec 19 11:49:37.336 INFO [stderr] 8 | use std::str::FromStr;
Dec 19 11:49:37.336 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.336 INFO [stderr]   |
Dec 19 11:49:37.336 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:49:37.336 INFO [stderr] 
Dec 19 11:49:37.359 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 19 11:49:37.360 INFO [stderr]    --> src/bin/carbon.rs:179:25
Dec 19 11:49:37.360 INFO [stderr]     |
Dec 19 11:49:37.360 INFO [stderr] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Dec 19 11:49:37.360 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 19 11:49:37.360 INFO [stderr]     |
Dec 19 11:49:37.360 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 11:49:37.360 INFO [stderr] 
Dec 19 11:49:37.404 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 19 11:49:37.404 INFO [stderr]  --> src/bin/carbon.rs:8:5
Dec 19 11:49:37.404 INFO [stderr]   |
Dec 19 11:49:37.404 INFO [stderr] 8 | use std::str::FromStr;
Dec 19 11:49:37.404 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.404 INFO [stderr]   |
Dec 19 11:49:37.404 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:49:37.404 INFO [stderr] 
Dec 19 11:49:37.408 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 19 11:49:37.408 INFO [stderr]    --> src/bin/carbon.rs:179:25
Dec 19 11:49:37.408 INFO [stderr]     |
Dec 19 11:49:37.408 INFO [stderr] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Dec 19 11:49:37.408 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 19 11:49:37.409 INFO [stderr]     |
Dec 19 11:49:37.409 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 11:49:37.409 INFO [stderr] 
Dec 19 11:49:37.547 INFO [stderr] warning: unused variable: `disp`
Dec 19 11:49:37.547 INFO [stderr]   --> src/bin/carbon.rs:81:23
Dec 19 11:49:37.547 INFO [stderr]    |
Dec 19 11:49:37.547 INFO [stderr] 81 | fn gen_npc(sys: &str, disp: bool) {
Dec 19 11:49:37.547 INFO [stderr]    |                       ^^^^ help: consider using `_disp` instead
Dec 19 11:49:37.547 INFO [stderr]    |
Dec 19 11:49:37.547 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:49:37.547 INFO [stderr] 
Dec 19 11:49:37.597 INFO [stderr] warning: unused variable: `disp`
Dec 19 11:49:37.597 INFO [stderr]   --> src/bin/carbon.rs:81:23
Dec 19 11:49:37.597 INFO [stderr]    |
Dec 19 11:49:37.597 INFO [stderr] 81 | fn gen_npc(sys: &str, disp: bool) {
Dec 19 11:49:37.597 INFO [stderr]    |                       ^^^^ help: consider using `_disp` instead
Dec 19 11:49:37.597 INFO [stderr]    |
Dec 19 11:49:37.597 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:49:37.597 INFO [stderr] 
Dec 19 11:49:37.599 INFO [stderr] warning: variable does not need to be mutable
Dec 19 11:49:37.599 INFO [stderr]   --> src/bin/carbon.rs:91:9
Dec 19 11:49:37.599 INFO [stderr]    |
Dec 19 11:49:37.599 INFO [stderr] 91 |     let mut vec: Vec<String>;
Dec 19 11:49:37.599 INFO [stderr]    |         ----^^^
Dec 19 11:49:37.599 INFO [stderr]    |         |
Dec 19 11:49:37.599 INFO [stderr]    |         help: remove this `mut`
Dec 19 11:49:37.599 INFO [stderr]    |
Dec 19 11:49:37.599 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 11:49:37.599 INFO [stderr] 
Dec 19 11:49:37.612 INFO [stderr] warning: struct is never constructed: `Npc`
Dec 19 11:49:37.612 INFO [stderr]   --> src/bin/carbon.rs:10:1
Dec 19 11:49:37.612 INFO [stderr]    |
Dec 19 11:49:37.612 INFO [stderr] 10 | struct Npc {
Dec 19 11:49:37.612 INFO [stderr]    | ^^^^^^^^^^
Dec 19 11:49:37.612 INFO [stderr]    |
Dec 19 11:49:37.612 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:49:37.612 INFO [stderr] 
Dec 19 11:49:37.612 INFO [stderr] warning: method is never used: `to_string`
Dec 19 11:49:37.612 INFO [stderr]   --> src/bin/carbon.rs:17:5
Dec 19 11:49:37.612 INFO [stderr]    |
Dec 19 11:49:37.612 INFO [stderr] 17 |     fn to_string(&self) -> String {
Dec 19 11:49:37.612 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.612 INFO [stderr] 
Dec 19 11:49:37.612 INFO [stderr] warning: function is never used: `add_npc`
Dec 19 11:49:37.612 INFO [stderr]   --> src/bin/carbon.rs:76:1
Dec 19 11:49:37.612 INFO [stderr]    |
Dec 19 11:49:37.612 INFO [stderr] 76 | fn add_npc(npc:Npc, camp:&str){
Dec 19 11:49:37.612 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.613 INFO [stderr] 
Dec 19 11:49:37.613 INFO [stderr] warning: function is never used: `proc_path`
Dec 19 11:49:37.613 INFO [stderr]    --> src/bin/carbon.rs:181:1
Dec 19 11:49:37.613 INFO [stderr]     |
Dec 19 11:49:37.613 INFO [stderr] 181 | fn proc_path(path: DirEntry) -> String {
Dec 19 11:49:37.613 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.613 INFO [stderr] 
Dec 19 11:49:37.636 INFO [stderr] warning: variable does not need to be mutable
Dec 19 11:49:37.636 INFO [stderr]   --> src/bin/carbon.rs:91:9
Dec 19 11:49:37.636 INFO [stderr]    |
Dec 19 11:49:37.636 INFO [stderr] 91 |     let mut vec: Vec<String>;
Dec 19 11:49:37.636 INFO [stderr]    |         ----^^^
Dec 19 11:49:37.636 INFO [stderr]    |         |
Dec 19 11:49:37.636 INFO [stderr]    |         help: remove this `mut`
Dec 19 11:49:37.636 INFO [stderr]    |
Dec 19 11:49:37.636 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 11:49:37.637 INFO [stderr] 
Dec 19 11:49:37.653 INFO [stderr] warning: struct is never constructed: `Npc`
Dec 19 11:49:37.653 INFO [stderr]   --> src/bin/carbon.rs:10:1
Dec 19 11:49:37.653 INFO [stderr]    |
Dec 19 11:49:37.653 INFO [stderr] 10 | struct Npc {
Dec 19 11:49:37.653 INFO [stderr]    | ^^^^^^^^^^
Dec 19 11:49:37.654 INFO [stderr]    |
Dec 19 11:49:37.654 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:49:37.654 INFO [stderr] 
Dec 19 11:49:37.660 INFO [stderr] warning: method is never used: `to_string`
Dec 19 11:49:37.660 INFO [stderr]   --> src/bin/carbon.rs:17:5
Dec 19 11:49:37.660 INFO [stderr]    |
Dec 19 11:49:37.660 INFO [stderr] 17 |     fn to_string(&self) -> String {
Dec 19 11:49:37.660 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.661 INFO [stderr] 
Dec 19 11:49:37.661 INFO [stderr] warning: function is never used: `add_npc`
Dec 19 11:49:37.661 INFO [stderr]   --> src/bin/carbon.rs:76:1
Dec 19 11:49:37.661 INFO [stderr]    |
Dec 19 11:49:37.661 INFO [stderr] 76 | fn add_npc(npc:Npc, camp:&str){
Dec 19 11:49:37.661 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.661 INFO [stderr] 
Dec 19 11:49:37.662 INFO [stderr] warning: function is never used: `proc_path`
Dec 19 11:49:37.662 INFO [stderr]    --> src/bin/carbon.rs:181:1
Dec 19 11:49:37.662 INFO [stderr]     |
Dec 19 11:49:37.662 INFO [stderr] 181 | fn proc_path(path: DirEntry) -> String {
Dec 19 11:49:37.662 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:49:37.662 INFO [stderr] 
Dec 19 11:49:37.716 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 19 11:49:39.192 INFO running `"docker" "inspect" "cbbdc6bc6423cce7bcdd5ceb4454dd4d0e578a337198c0a36753b9b293c9557f"`
Dec 19 11:49:39.594 INFO running `"docker" "rm" "-f" "cbbdc6bc6423cce7bcdd5ceb4454dd4d0e578a337198c0a36753b9b293c9557f"`
Dec 19 11:49:39.984 INFO [stdout] cbbdc6bc6423cce7bcdd5ceb4454dd4d0e578a337198c0a36753b9b293c9557f