[INFO] updating cached repository pbhandari/teapot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pbhandari/teapot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pbhandari/teapot" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pbhandari/teapot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pbhandari/teapot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pbhandari/teapot" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pbhandari/teapot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pbhandari/teapot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8baad85866d08a74b1fc69fcbcbc708af94f7956
[INFO] sha for GitHub repo pbhandari/teapot: 8baad85866d08a74b1fc69fcbcbc708af94f7956
[INFO] validating manifest of pbhandari/teapot on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pbhandari/teapot on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pbhandari/teapot
[INFO] finished frobbing pbhandari/teapot
[INFO] frobbed toml for pbhandari/teapot written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pbhandari/teapot/Cargo.toml
[INFO] started frobbing pbhandari/teapot
[INFO] finished frobbing pbhandari/teapot
[INFO] frobbed toml for pbhandari/teapot written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pbhandari/teapot/Cargo.toml
[INFO] crate pbhandari/teapot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pbhandari/teapot against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pbhandari/teapot:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 281fa2b02e06a415d696e3774237c64e8b8505f0599bf502aac8ac33e04c9460
[INFO] running `"docker" "start" "-a" "281fa2b02e06a415d696e3774237c64e8b8505f0599bf502aac8ac33e04c9460"`
[INFO] [stderr]     Checking teapot v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Shutdown`
[INFO] [stderr]  --> src/server.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::{TcpListener, ToSocketAddrs, Shutdown};
[INFO] [stderr]   |                                            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `headers`
[INFO] [stderr]   --> src/connection.rs:50:46
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn write_headers(&mut self, status: u32, headers: HashMap<String, String>) {
[INFO] [stderr]    |                                              ^^^^^^^ help: consider prefixing with an underscore: `_headers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/connection.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn write_file(&mut self, file_name : String) {
[INFO] [stderr]    |                              ^^^^^^^^^ help: consider prefixing with an underscore: `_file_name`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `rtype`
[INFO] [stderr]   --> src/request.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     rtype     : RequestType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `version`
[INFO] [stderr]   --> src/request.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     version   : HttpVersion,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Shutdown`
[INFO] [stderr]  --> src/server.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::{TcpListener, ToSocketAddrs, Shutdown};
[INFO] [stderr]   |                                            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `headers`
[INFO] [stderr]   --> src/connection.rs:50:46
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn write_headers(&mut self, status: u32, headers: HashMap<String, String>) {
[INFO] [stderr]    |                                              ^^^^^^^ help: consider prefixing with an underscore: `_headers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/connection.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn write_file(&mut self, file_name : String) {
[INFO] [stderr]    |                              ^^^^^^^^^ help: consider prefixing with an underscore: `_file_name`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `rtype`
[INFO] [stderr]   --> src/request.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     rtype     : RequestType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `version`
[INFO] [stderr]   --> src/request.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     version   : HttpVersion,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "281fa2b02e06a415d696e3774237c64e8b8505f0599bf502aac8ac33e04c9460"`
[INFO] running `"docker" "rm" "-f" "281fa2b02e06a415d696e3774237c64e8b8505f0599bf502aac8ac33e04c9460"`
[INFO] [stdout] 281fa2b02e06a415d696e3774237c64e8b8505f0599bf502aac8ac33e04c9460