Oct 31 23:58:22.735 INFO checking nicohman/carbon against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 23:58:22.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 23:58:23.229 INFO blam! b5b7f8000069d25e75abf742365255d06917e4de95d8e9521d41abed263817e8
Oct 31 23:58:23.230 INFO running `"docker" "start" "-a" "b5b7f8000069d25e75abf742365255d06917e4de95d8e9521d41abed263817e8"`
Oct 31 23:58:25.518 INFO kablam! usermod: no changes
Oct 31 23:58:25.600 INFO kablam!     Checking carbon v0.1.0 (/source)
Oct 31 23:58:26.128 INFO kablam! warning: unused import: `std::str::FromStr`
Oct 31 23:58:26.128 INFO kablam!  --> src/bin/carbon.rs:8:5
Oct 31 23:58:26.128 INFO kablam!   |
Oct 31 23:58:26.128 INFO kablam! 8 | use std::str::FromStr;
Oct 31 23:58:26.128 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.128 INFO kablam!   |
Oct 31 23:58:26.128 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 23:58:26.128 INFO kablam! 
Oct 31 23:58:26.128 INFO kablam! warning: unused import: `std::str::FromStr`
Oct 31 23:58:26.128 INFO kablam!  --> src/bin/carbon.rs:8:5
Oct 31 23:58:26.128 INFO kablam!   |
Oct 31 23:58:26.128 INFO kablam! 8 | use std::str::FromStr;
Oct 31 23:58:26.128 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.128 INFO kablam!   |
Oct 31 23:58:26.128 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 23:58:26.128 INFO kablam! 
Oct 31 23:58:26.148 INFO kablam! 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.
Oct 31 23:58:26.148 INFO kablam!    --> src/bin/carbon.rs:179:25
Oct 31 23:58:26.148 INFO kablam!     |
Oct 31 23:58:26.148 INFO kablam! 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Oct 31 23:58:26.148 INFO kablam!     |                         ^^^^^^^^^^^^^
Oct 31 23:58:26.148 INFO kablam!     |
Oct 31 23:58:26.148 INFO kablam!     = note: #[warn(deprecated)] on by default
Oct 31 23:58:26.148 INFO kablam! 
Oct 31 23:58:26.160 INFO kablam! 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.
Oct 31 23:58:26.160 INFO kablam!    --> src/bin/carbon.rs:179:25
Oct 31 23:58:26.160 INFO kablam!     |
Oct 31 23:58:26.160 INFO kablam! 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
Oct 31 23:58:26.160 INFO kablam!     |                         ^^^^^^^^^^^^^
Oct 31 23:58:26.160 INFO kablam!     |
Oct 31 23:58:26.160 INFO kablam!     = note: #[warn(deprecated)] on by default
Oct 31 23:58:26.160 INFO kablam! 
Oct 31 23:58:26.336 INFO kablam! warning: unused variable: `disp`
Oct 31 23:58:26.336 INFO kablam!   --> src/bin/carbon.rs:81:23
Oct 31 23:58:26.336 INFO kablam!    |
Oct 31 23:58:26.336 INFO kablam! 81 | fn gen_npc(sys: &str, disp: bool) {
Oct 31 23:58:26.336 INFO kablam!    |                       ^^^^ help: consider using `_disp` instead
Oct 31 23:58:26.336 INFO kablam!    |
Oct 31 23:58:26.336 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 23:58:26.336 INFO kablam! 
Oct 31 23:58:26.336 INFO kablam! warning: unused variable: `disp`
Oct 31 23:58:26.336 INFO kablam!   --> src/bin/carbon.rs:81:23
Oct 31 23:58:26.336 INFO kablam!    |
Oct 31 23:58:26.336 INFO kablam! 81 | fn gen_npc(sys: &str, disp: bool) {
Oct 31 23:58:26.336 INFO kablam!    |                       ^^^^ help: consider using `_disp` instead
Oct 31 23:58:26.336 INFO kablam!    |
Oct 31 23:58:26.336 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 23:58:26.337 INFO kablam! 
Oct 31 23:58:26.396 INFO kablam! warning: variable does not need to be mutable
Oct 31 23:58:26.396 INFO kablam!   --> src/bin/carbon.rs:91:9
Oct 31 23:58:26.396 INFO kablam!    |
Oct 31 23:58:26.396 INFO kablam! 91 |     let mut vec: Vec<String>;
Oct 31 23:58:26.396 INFO kablam!    |         ----^^^
Oct 31 23:58:26.396 INFO kablam!    |         |
Oct 31 23:58:26.396 INFO kablam!    |         help: remove this `mut`
Oct 31 23:58:26.396 INFO kablam!    |
Oct 31 23:58:26.396 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 23:58:26.396 INFO kablam! 
Oct 31 23:58:26.404 INFO kablam! warning: variable does not need to be mutable
Oct 31 23:58:26.404 INFO kablam!   --> src/bin/carbon.rs:91:9
Oct 31 23:58:26.404 INFO kablam!    |
Oct 31 23:58:26.404 INFO kablam! 91 |     let mut vec: Vec<String>;
Oct 31 23:58:26.404 INFO kablam!    |         ----^^^
Oct 31 23:58:26.404 INFO kablam!    |         |
Oct 31 23:58:26.404 INFO kablam!    |         help: remove this `mut`
Oct 31 23:58:26.404 INFO kablam!    |
Oct 31 23:58:26.404 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 23:58:26.404 INFO kablam! 
Oct 31 23:58:26.416 INFO kablam! warning: struct is never constructed: `Npc`
Oct 31 23:58:26.416 INFO kablam!   --> src/bin/carbon.rs:10:1
Oct 31 23:58:26.416 INFO kablam!    |
Oct 31 23:58:26.416 INFO kablam! 10 | struct Npc {
Oct 31 23:58:26.416 INFO kablam!    | ^^^^^^^^^^
Oct 31 23:58:26.416 INFO kablam!    |
Oct 31 23:58:26.416 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:58:26.416 INFO kablam! 
Oct 31 23:58:26.416 INFO kablam! warning: method is never used: `to_string`
Oct 31 23:58:26.416 INFO kablam!   --> src/bin/carbon.rs:17:5
Oct 31 23:58:26.416 INFO kablam!    |
Oct 31 23:58:26.416 INFO kablam! 17 |     fn to_string(&self) -> String {
Oct 31 23:58:26.416 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.416 INFO kablam! 
Oct 31 23:58:26.416 INFO kablam! warning: function is never used: `add_npc`
Oct 31 23:58:26.416 INFO kablam!   --> src/bin/carbon.rs:76:1
Oct 31 23:58:26.416 INFO kablam!    |
Oct 31 23:58:26.416 INFO kablam! 76 | fn add_npc(npc:Npc, camp:&str){
Oct 31 23:58:26.416 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.416 INFO kablam! 
Oct 31 23:58:26.416 INFO kablam! warning: function is never used: `proc_path`
Oct 31 23:58:26.416 INFO kablam!    --> src/bin/carbon.rs:181:1
Oct 31 23:58:26.416 INFO kablam!     |
Oct 31 23:58:26.416 INFO kablam! 181 | fn proc_path(path: DirEntry) -> String {
Oct 31 23:58:26.416 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.416 INFO kablam! 
Oct 31 23:58:26.428 INFO kablam! warning: struct is never constructed: `Npc`
Oct 31 23:58:26.428 INFO kablam!   --> src/bin/carbon.rs:10:1
Oct 31 23:58:26.428 INFO kablam!    |
Oct 31 23:58:26.428 INFO kablam! 10 | struct Npc {
Oct 31 23:58:26.428 INFO kablam!    | ^^^^^^^^^^
Oct 31 23:58:26.428 INFO kablam!    |
Oct 31 23:58:26.428 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:58:26.428 INFO kablam! 
Oct 31 23:58:26.428 INFO kablam! warning: method is never used: `to_string`
Oct 31 23:58:26.428 INFO kablam!   --> src/bin/carbon.rs:17:5
Oct 31 23:58:26.428 INFO kablam!    |
Oct 31 23:58:26.428 INFO kablam! 17 |     fn to_string(&self) -> String {
Oct 31 23:58:26.428 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.428 INFO kablam! 
Oct 31 23:58:26.428 INFO kablam! warning: function is never used: `add_npc`
Oct 31 23:58:26.428 INFO kablam!   --> src/bin/carbon.rs:76:1
Oct 31 23:58:26.428 INFO kablam!    |
Oct 31 23:58:26.428 INFO kablam! 76 | fn add_npc(npc:Npc, camp:&str){
Oct 31 23:58:26.428 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.429 INFO kablam! 
Oct 31 23:58:26.429 INFO kablam! warning: function is never used: `proc_path`
Oct 31 23:58:26.429 INFO kablam!    --> src/bin/carbon.rs:181:1
Oct 31 23:58:26.429 INFO kablam!     |
Oct 31 23:58:26.429 INFO kablam! 181 | fn proc_path(path: DirEntry) -> String {
Oct 31 23:58:26.429 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:58:26.429 INFO kablam! 
Oct 31 23:58:26.496 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Oct 31 23:58:26.496 INFO kablam! su: No module specific data is present
Oct 31 23:58:27.536 INFO running `"docker" "rm" "-f" "b5b7f8000069d25e75abf742365255d06917e4de95d8e9521d41abed263817e8"`
Oct 31 23:58:27.848 INFO blam! b5b7f8000069d25e75abf742365255d06917e4de95d8e9521d41abed263817e8