[INFO] updating cached repository cjohansson/milstian-rust-internet-framework
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cjohansson/milstian-rust-internet-framework
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cjohansson/milstian-rust-internet-framework" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/cjohansson/milstian-rust-internet-framework"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/cjohansson/milstian-rust-internet-framework'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cjohansson/milstian-rust-internet-framework" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/cjohansson/milstian-rust-internet-framework"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/cjohansson/milstian-rust-internet-framework'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ac8287be906d84746434674553f73f08362dc594
[INFO] sha for GitHub repo cjohansson/milstian-rust-internet-framework: ac8287be906d84746434674553f73f08362dc594
[INFO] validating manifest of cjohansson/milstian-rust-internet-framework on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cjohansson/milstian-rust-internet-framework on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cjohansson/milstian-rust-internet-framework
[INFO] finished frobbing cjohansson/milstian-rust-internet-framework
[INFO] frobbed toml for cjohansson/milstian-rust-internet-framework written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/cjohansson/milstian-rust-internet-framework/Cargo.toml
[INFO] started frobbing cjohansson/milstian-rust-internet-framework
[INFO] finished frobbing cjohansson/milstian-rust-internet-framework
[INFO] frobbed toml for cjohansson/milstian-rust-internet-framework written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/cjohansson/milstian-rust-internet-framework/Cargo.toml
[INFO] crate cjohansson/milstian-rust-internet-framework already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/cjohansson/milstian-rust-internet-framework/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cjohansson/milstian-rust-internet-framework against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-5/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/cjohansson/milstian-rust-internet-framework:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c745c3088bb6b05f0aed90191bc942b17d06e9dc2f874b332e0656f901d0a8ad
[INFO] running `"docker" "start" "-a" "c745c3088bb6b05f0aed90191bc942b17d06e9dc2f874b332e0656f901d0a8ad"`
[INFO] [stderr]     Checking milstian-http v0.1.9
[INFO] [stderr]     Checking milstian-feedback v0.1.1
[INFO] [stderr]     Checking milstian-internet-framework v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/response/tcp/http/filesystem.rs:285:17
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let mut response = Responder::get_response(&filename, &request_message, &application)?;
[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/response/tcp/http/filesystem.rs:285:17
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let mut response = Responder::get_response(&filename, &request_message, &application)?;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "c745c3088bb6b05f0aed90191bc942b17d06e9dc2f874b332e0656f901d0a8ad"`
[INFO] running `"docker" "rm" "-f" "c745c3088bb6b05f0aed90191bc942b17d06e9dc2f874b332e0656f901d0a8ad"`
[INFO] [stdout] c745c3088bb6b05f0aed90191bc942b17d06e9dc2f874b332e0656f901d0a8ad