Dec 11 12:03:00.389 INFO checking pbhandari/teapot against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:03:00.390 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12:03:00.845 INFO [stdout] efb59b603111dd32b06a548cc8848771855297627d9ba0915d733a48dfa6e53d
Dec 11 12:03:00.847 INFO running `"docker" "start" "-a" "efb59b603111dd32b06a548cc8848771855297627d9ba0915d733a48dfa6e53d"`
Dec 11 12:03:02.196 INFO [stderr] usermod: no changes
Dec 11 12:03:02.253 INFO [stderr]     Checking teapot v0.0.1 (/source)
Dec 11 12:03:02.620 INFO [stderr] warning: unused import: `Shutdown`
Dec 11 12:03:02.620 INFO [stderr]  --> src/server.rs:1:44
Dec 11 12:03:02.620 INFO [stderr]   |
Dec 11 12:03:02.620 INFO [stderr] 1 | use std::net::{TcpListener, ToSocketAddrs, Shutdown};
Dec 11 12:03:02.620 INFO [stderr]   |                                            ^^^^^^^^
Dec 11 12:03:02.620 INFO [stderr]   |
Dec 11 12:03:02.620 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:03:02.620 INFO [stderr] 
Dec 11 12:03:02.720 INFO [stderr] warning: unused variable: `headers`
Dec 11 12:03:02.720 INFO [stderr]   --> src/connection.rs:50:46
Dec 11 12:03:02.720 INFO [stderr]    |
Dec 11 12:03:02.720 INFO [stderr] 50 |     fn write_headers(&mut self, status: u32, headers: HashMap<String, String>) {
Dec 11 12:03:02.720 INFO [stderr]    |                                              ^^^^^^^ help: consider using `_headers` instead
Dec 11 12:03:02.720 INFO [stderr]    |
Dec 11 12:03:02.720 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:03:02.720 INFO [stderr] 
Dec 11 12:03:02.720 INFO [stderr] warning: unused variable: `file_name`
Dec 11 12:03:02.720 INFO [stderr]   --> src/connection.rs:65:30
Dec 11 12:03:02.720 INFO [stderr]    |
Dec 11 12:03:02.720 INFO [stderr] 65 |     fn write_file(&mut self, file_name : String) {
Dec 11 12:03:02.720 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_file_name` instead
Dec 11 12:03:02.720 INFO [stderr] 
Dec 11 12:03:02.772 INFO [stderr] warning: field is never used: `rtype`
Dec 11 12:03:02.772 INFO [stderr]   --> src/request.rs:16:5
Dec 11 12:03:02.772 INFO [stderr]    |
Dec 11 12:03:02.772 INFO [stderr] 16 |     rtype     : RequestType,
Dec 11 12:03:02.772 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:03:02.772 INFO [stderr]    |
Dec 11 12:03:02.772 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:03:02.772 INFO [stderr] 
Dec 11 12:03:02.772 INFO [stderr] warning: field is never used: `version`
Dec 11 12:03:02.772 INFO [stderr]   --> src/request.rs:17:5
Dec 11 12:03:02.772 INFO [stderr]    |
Dec 11 12:03:02.772 INFO [stderr] 17 |     version   : HttpVersion,
Dec 11 12:03:02.772 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:03:02.772 INFO [stderr] 
Dec 11 12:03:02.904 INFO [stderr] warning: unused import: `Shutdown`
Dec 11 12:03:02.904 INFO [stderr]  --> src/server.rs:1:44
Dec 11 12:03:02.904 INFO [stderr]   |
Dec 11 12:03:02.904 INFO [stderr] 1 | use std::net::{TcpListener, ToSocketAddrs, Shutdown};
Dec 11 12:03:02.904 INFO [stderr]   |                                            ^^^^^^^^
Dec 11 12:03:02.904 INFO [stderr]   |
Dec 11 12:03:02.904 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:03:02.904 INFO [stderr] 
Dec 11 12:03:02.952 INFO [stderr] warning: unused variable: `headers`
Dec 11 12:03:02.952 INFO [stderr]   --> src/connection.rs:50:46
Dec 11 12:03:02.952 INFO [stderr]    |
Dec 11 12:03:02.952 INFO [stderr] 50 |     fn write_headers(&mut self, status: u32, headers: HashMap<String, String>) {
Dec 11 12:03:02.952 INFO [stderr]    |                                              ^^^^^^^ help: consider using `_headers` instead
Dec 11 12:03:02.952 INFO [stderr]    |
Dec 11 12:03:02.952 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:03:02.952 INFO [stderr] 
Dec 11 12:03:02.952 INFO [stderr] warning: unused variable: `file_name`
Dec 11 12:03:02.952 INFO [stderr]   --> src/connection.rs:65:30
Dec 11 12:03:02.952 INFO [stderr]    |
Dec 11 12:03:02.952 INFO [stderr] 65 |     fn write_file(&mut self, file_name : String) {
Dec 11 12:03:02.952 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_file_name` instead
Dec 11 12:03:02.952 INFO [stderr] 
Dec 11 12:03:02.980 INFO [stderr] warning: field is never used: `rtype`
Dec 11 12:03:02.980 INFO [stderr]   --> src/request.rs:16:5
Dec 11 12:03:02.980 INFO [stderr]    |
Dec 11 12:03:02.980 INFO [stderr] 16 |     rtype     : RequestType,
Dec 11 12:03:02.980 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:03:02.980 INFO [stderr]    |
Dec 11 12:03:02.980 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:03:02.980 INFO [stderr] 
Dec 11 12:03:02.980 INFO [stderr] warning: field is never used: `version`
Dec 11 12:03:02.980 INFO [stderr]   --> src/request.rs:17:5
Dec 11 12:03:02.980 INFO [stderr]    |
Dec 11 12:03:02.980 INFO [stderr] 17 |     version   : HttpVersion,
Dec 11 12:03:02.980 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:03:02.980 INFO [stderr] 
Dec 11 12:03:02.996 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 11 12:03:03.002 INFO [stderr] su: No module specific data is present
Dec 11 12:03:04.106 INFO running `"docker" "inspect" "efb59b603111dd32b06a548cc8848771855297627d9ba0915d733a48dfa6e53d"`
Dec 11 12:03:04.439 INFO running `"docker" "rm" "-f" "efb59b603111dd32b06a548cc8848771855297627d9ba0915d733a48dfa6e53d"`
Dec 11 12:03:04.768 INFO [stdout] efb59b603111dd32b06a548cc8848771855297627d9ba0915d733a48dfa6e53d