[INFO] crate http-file-headers 0.1.8 is already in cache
[INFO] extracting crate http-file-headers 0.1.8 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/http-file-headers/0.1.8
[INFO] extracting crate http-file-headers 0.1.8 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/http-file-headers/0.1.8
[INFO] validating manifest of http-file-headers-0.1.8 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 http-file-headers-0.1.8 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 http-file-headers-0.1.8
[INFO] finished frobbing http-file-headers-0.1.8
[INFO] frobbed toml for http-file-headers-0.1.8 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/http-file-headers/0.1.8/Cargo.toml
[INFO] started frobbing http-file-headers-0.1.8
[INFO] finished frobbing http-file-headers-0.1.8
[INFO] frobbed toml for http-file-headers-0.1.8 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/http-file-headers/0.1.8/Cargo.toml
[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] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking http-file-headers-0.1.8 against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-6/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/http-file-headers/0.1.8:/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bfbfaec26ba863c785c0193327677bf2033bbb2b68ddbee1373133c8f827985f
[INFO] running `"docker" "start" "-a" "bfbfaec26ba863c785c0193327677bf2033bbb2b68ddbee1373133c8f827985f"`
[INFO] [stderr]     Checking digest-writer v0.3.1
[INFO] [stderr]     Checking tk-sendfile v0.4.0
[INFO] [stderr]     Checking tk-listen v0.1.1
[INFO] [stderr]     Checking http-file-headers v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Digest`
[INFO] [stderr]  --> src/etag.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use blake2::{Blake2b, Digest, digest::VariableOutput};
[INFO] [stderr]   |                       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking tk-http v0.3.9
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/etag.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         digest.variable_result(&mut value[..]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Digest`
[INFO] [stderr]  --> src/etag.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use blake2::{Blake2b, Digest, digest::VariableOutput};
[INFO] [stderr]   |                       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/etag.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         digest.variable_result(&mut value[..]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> examples/serve_dir.rs:155:14
[INFO] [stderr]     |
[INFO] [stderr] 155 |             .trim_left_matches(|x| x == '/'));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `"docker" "inspect" "bfbfaec26ba863c785c0193327677bf2033bbb2b68ddbee1373133c8f827985f"`
[INFO] running `"docker" "rm" "-f" "bfbfaec26ba863c785c0193327677bf2033bbb2b68ddbee1373133c8f827985f"`
[INFO] [stdout] bfbfaec26ba863c785c0193327677bf2033bbb2b68ddbee1373133c8f827985f