[INFO] updating cached repository myl2821/Hever
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/myl2821/Hever
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/myl2821/Hever" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/myl2821/Hever"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/myl2821/Hever'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/myl2821/Hever" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/myl2821/Hever"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/myl2821/Hever'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7c49949c7000aceb519dcbcc8db7fc587be169b0
[INFO] sha for GitHub repo myl2821/Hever: 7c49949c7000aceb519dcbcc8db7fc587be169b0
[INFO] validating manifest of myl2821/Hever 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 myl2821/Hever 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 myl2821/Hever
[INFO] finished frobbing myl2821/Hever
[INFO] frobbed toml for myl2821/Hever written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/myl2821/Hever/Cargo.toml
[INFO] started frobbing myl2821/Hever
[INFO] finished frobbing myl2821/Hever
[INFO] frobbed toml for myl2821/Hever written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/myl2821/Hever/Cargo.toml
[INFO] crate myl2821/Hever 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] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/myl2821/Hever/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 myl2821/Hever against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/myl2821/Hever:/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] e0a13fa9f87c9b9b219b9fe10384fc4a5c8ace3cf2764f61094a4bfac4247cbc
[INFO] running `"docker" "start" "-a" "e0a13fa9f87c9b9b219b9fe10384fc4a5c8ace3cf2764f61094a4bfac4247cbc"`
[INFO] [stderr]     Checking hever v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/doit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/doit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/doit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/doit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/util.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn write_line(mut stream: &mut BufStream<TcpStream>, s: &String) {
[INFO] [stderr]   |                   ----^^^^^^
[INFO] [stderr]   |                   |
[INFO] [stderr]   |                   help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/util.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn write_head(mut stream: &mut BufStream<TcpStream>, size: usize) {
[INFO] [stderr]    |                   ----^^^^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/util.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn write_line(mut stream: &mut BufStream<TcpStream>, s: &String) {
[INFO] [stderr]   |                   ----^^^^^^
[INFO] [stderr]   |                   |
[INFO] [stderr]   |                   help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/util.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn write_head(mut stream: &mut BufStream<TcpStream>, size: usize) {
[INFO] [stderr]    |                   ----^^^^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "e0a13fa9f87c9b9b219b9fe10384fc4a5c8ace3cf2764f61094a4bfac4247cbc"`
[INFO] running `"docker" "rm" "-f" "e0a13fa9f87c9b9b219b9fe10384fc4a5c8ace3cf2764f61094a4bfac4247cbc"`
[INFO] [stdout] e0a13fa9f87c9b9b219b9fe10384fc4a5c8ace3cf2764f61094a4bfac4247cbc