Dec 01 23:56:11.453 INFO documenting CharlieChai/baby_code_rust against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 23:56:11.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-4/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:56:11.948 INFO [stdout] 9d208d4543469d1752f7f39a24a01c8cc849687d0106d9356e27cb55f9434f95
Dec 01 23:56:11.950 INFO running `"docker" "start" "-a" "9d208d4543469d1752f7f39a24a01c8cc849687d0106d9356e27cb55f9434f95"`
Dec 01 23:56:13.324 INFO [stderr] usermod: no changes
Dec 01 23:56:13.412 INFO [stderr]     Checking minigrep v0.1.0 (/source)
Dec 01 23:56:13.412 INFO [stderr]  Documenting minigrep v0.1.0 (/source)
Dec 01 23:56:13.928 INFO [stderr] warning: unused import: `std::net::IpAddr`
Dec 01 23:56:13.928 INFO [stderr]  --> src/demo.rs:2:9
Dec 01 23:56:13.928 INFO [stderr]   |
Dec 01 23:56:13.928 INFO [stderr] 2 |     use std::net::IpAddr;
Dec 01 23:56:13.928 INFO [stderr]   |         ^^^^^^^^^^^^^^^^
Dec 01 23:56:13.928 INFO [stderr]   |
Dec 01 23:56:13.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 23:56:13.928 INFO [stderr] 
Dec 01 23:56:13.928 INFO [stderr] warning: unused imports: `Ipv4Addr`, `Ipv6Addr`, `SocketAddrV4`, `SocketAddrV6`
Dec 01 23:56:13.928 INFO [stderr]  --> src/demo.rs:3:20
Dec 01 23:56:13.928 INFO [stderr]   |
Dec 01 23:56:13.928 INFO [stderr] 3 |     use std::net::{Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6};
Dec 01 23:56:13.928 INFO [stderr]   |                    ^^^^^^^^  ^^^^^^^^              ^^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 01 23:56:13.928 INFO [stderr] 
Dec 01 23:56:14.148 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:56:14.148 INFO [stderr]   --> src/demo.rs:23:13
Dec 01 23:56:14.148 INFO [stderr]    |
Dec 01 23:56:14.148 INFO [stderr] 23 |         let mut counter = Arc::new(Mutex::new(a));
Dec 01 23:56:14.148 INFO [stderr]    |             ----^^^^^^^
Dec 01 23:56:14.148 INFO [stderr]    |             |
Dec 01 23:56:14.148 INFO [stderr]    |             help: remove this `mut`
Dec 01 23:56:14.148 INFO [stderr]    |
Dec 01 23:56:14.148 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 23:56:14.148 INFO [stderr] 
Dec 01 23:56:14.177 INFO [stderr] warning: enum is never used: `ServerAddr`
Dec 01 23:56:14.177 INFO [stderr]  --> src/demo.rs:8:5
Dec 01 23:56:14.178 INFO [stderr]   |
Dec 01 23:56:14.178 INFO [stderr] 8 |     enum ServerAddr {
Dec 01 23:56:14.178 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 01 23:56:14.178 INFO [stderr]   |
Dec 01 23:56:14.178 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 23:56:14.178 INFO [stderr] 
Dec 01 23:56:14.179 INFO [stderr] warning: method is never used: `listen_addr`
Dec 01 23:56:14.179 INFO [stderr]   --> src/demo.rs:14:9
Dec 01 23:56:14.179 INFO [stderr]    |
Dec 01 23:56:14.179 INFO [stderr] 14 |         fn listen_addr(self) -> SocketAddr {
Dec 01 23:56:14.184 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.184 INFO [stderr] 
Dec 01 23:56:14.184 INFO [stderr] warning: struct is never constructed: `Context`
Dec 01 23:56:14.184 INFO [stderr]   --> src/demo.rs:45:5
Dec 01 23:56:14.184 INFO [stderr]    |
Dec 01 23:56:14.184 INFO [stderr] 45 |     struct Context<'s>(&'s str);
Dec 01 23:56:14.184 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.184 INFO [stderr] 
Dec 01 23:56:14.184 INFO [stderr] warning: struct is never constructed: `Parser`
Dec 01 23:56:14.184 INFO [stderr]   --> src/demo.rs:47:5
Dec 01 23:56:14.184 INFO [stderr]    |
Dec 01 23:56:14.184 INFO [stderr] 47 |     struct Parser<'c, 's: 'c> {
Dec 01 23:56:14.184 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.184 INFO [stderr] 
Dec 01 23:56:14.184 INFO [stderr] warning: method is never used: `parse`
Dec 01 23:56:14.184 INFO [stderr]   --> src/demo.rs:52:9
Dec 01 23:56:14.184 INFO [stderr]    |
Dec 01 23:56:14.184 INFO [stderr] 52 |         fn parse(&self) -> Result<(), &'s str> {
Dec 01 23:56:14.184 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.184 INFO [stderr] 
Dec 01 23:56:14.184 INFO [stderr] warning: function is never used: `parse_content`
Dec 01 23:56:14.184 INFO [stderr]   --> src/demo.rs:57:5
Dec 01 23:56:14.184 INFO [stderr]    |
Dec 01 23:56:14.184 INFO [stderr] 57 |     fn parse_content(context: Context) -> Result<(), &str> {
Dec 01 23:56:14.184 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.184 INFO [stderr] 
Dec 01 23:56:14.184 INFO [stderr] warning: function is never used: `fa`
Dec 01 23:56:14.184 INFO [stderr]   --> src/demo.rs:65:5
Dec 01 23:56:14.188 INFO [stderr]    |
Dec 01 23:56:14.188 INFO [stderr] 65 |     fn fa(s: &mut String) -> &str {
Dec 01 23:56:14.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.188 INFO [stderr] 
Dec 01 23:56:14.188 INFO [stderr] warning: field is never used: `case_sensitive`
Dec 01 23:56:14.188 INFO [stderr]  --> src/grep.rs:9:5
Dec 01 23:56:14.188 INFO [stderr]   |
Dec 01 23:56:14.188 INFO [stderr] 9 |     case_sensitive: bool,
Dec 01 23:56:14.188 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.188 INFO [stderr] 
Dec 01 23:56:14.188 INFO [stderr] warning: method is never used: `new`
Dec 01 23:56:14.188 INFO [stderr]   --> src/stack.rs:14:5
Dec 01 23:56:14.188 INFO [stderr]    |
Dec 01 23:56:14.188 INFO [stderr] 14 |     fn new() -> Stack<T> {
Dec 01 23:56:14.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.188 INFO [stderr] 
Dec 01 23:56:14.188 INFO [stderr] warning: method is never used: `pop`
Dec 01 23:56:14.188 INFO [stderr]   --> src/stack.rs:18:5
Dec 01 23:56:14.188 INFO [stderr]    |
Dec 01 23:56:14.188 INFO [stderr] 18 |     fn pop(&mut self) -> Option<T> {
Dec 01 23:56:14.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.188 INFO [stderr] 
Dec 01 23:56:14.192 INFO [stderr] warning: method is never used: `push`
Dec 01 23:56:14.192 INFO [stderr]   --> src/stack.rs:30:5
Dec 01 23:56:14.192 INFO [stderr]    |
Dec 01 23:56:14.192 INFO [stderr] 30 |     fn push(&mut self, val: T) {
Dec 01 23:56:14.192 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.192 INFO [stderr] 
Dec 01 23:56:14.192 INFO [stderr] warning: method is never used: `is_empty`
Dec 01 23:56:14.192 INFO [stderr]   --> src/stack.rs:37:5
Dec 01 23:56:14.192 INFO [stderr]    |
Dec 01 23:56:14.192 INFO [stderr] 37 |     fn is_empty(&self) -> bool {
Dec 01 23:56:14.192 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.192 INFO [stderr] 
Dec 01 23:56:14.192 INFO [stderr] warning: method is never used: `new`
Dec 01 23:56:14.192 INFO [stderr]   --> src/stack.rs:43:5
Dec 01 23:56:14.192 INFO [stderr]    |
Dec 01 23:56:14.192 INFO [stderr] 43 |     fn new(v: T) -> StackNode<T> {
Dec 01 23:56:14.192 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.192 INFO [stderr] 
Dec 01 23:56:14.192 INFO [stderr] warning: type alias is never used: `BST`
Dec 01 23:56:14.192 INFO [stderr]   --> src/tree.rs:83:1
Dec 01 23:56:14.192 INFO [stderr]    |
Dec 01 23:56:14.192 INFO [stderr] 83 | type BST<K, V> = Node<K, V>;
Dec 01 23:56:14.192 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:56:14.192 INFO [stderr] 
Dec 01 23:56:16.677 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
Dec 01 23:56:16.680 INFO [stderr] su: No module specific data is present
Dec 01 23:56:17.800 INFO running `"docker" "inspect" "9d208d4543469d1752f7f39a24a01c8cc849687d0106d9356e27cb55f9434f95"`
Dec 01 23:56:18.126 INFO running `"docker" "rm" "-f" "9d208d4543469d1752f7f39a24a01c8cc849687d0106d9356e27cb55f9434f95"`
Dec 01 23:56:18.467 INFO [stdout] 9d208d4543469d1752f7f39a24a01c8cc849687d0106d9356e27cb55f9434f95