[INFO] updating cached repository est31/lewton-wiki-tool
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/est31/lewton-wiki-tool
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/est31/lewton-wiki-tool" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/est31/lewton-wiki-tool"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/est31/lewton-wiki-tool'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/est31/lewton-wiki-tool" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/est31/lewton-wiki-tool"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/est31/lewton-wiki-tool'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c363c8c27acfd498d6b64441d702137727bbffd6
[INFO] sha for GitHub repo est31/lewton-wiki-tool: c363c8c27acfd498d6b64441d702137727bbffd6
[INFO] validating manifest of est31/lewton-wiki-tool on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of est31/lewton-wiki-tool on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing est31/lewton-wiki-tool
[INFO] finished frobbing est31/lewton-wiki-tool
[INFO] frobbed toml for est31/lewton-wiki-tool written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/est31/lewton-wiki-tool/Cargo.toml
[INFO] started frobbing est31/lewton-wiki-tool
[INFO] finished frobbing est31/lewton-wiki-tool
[INFO] frobbed toml for est31/lewton-wiki-tool written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/est31/lewton-wiki-tool/Cargo.toml
[INFO] crate est31/lewton-wiki-tool already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking est31/lewton-wiki-tool against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-5/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/est31/lewton-wiki-tool:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7decd90be4121e5256ee64a4f20b54976ff17cc4e2aab5944d7d250972bf10b8
[INFO] running `"docker" "start" "-a" "7decd90be4121e5256ee64a4f20b54976ff17cc4e2aab5944d7d250972bf10b8"`
[INFO] [stderr]    Compiling hyper-openssl v0.7.0
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling curl-sys v0.4.16
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]     Checking sha2 v0.1.2
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking lewton v0.9.3 (https://github.com/RustAudio/lewton/#2c644693)
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking tokio-openssl v0.3.0
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking vorbis v0.0.14
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking curl v0.4.19
[INFO] [stderr]     Checking test-assets v0.2.0
[INFO] [stderr]     Checking cmp v0.1.0 (https://github.com/RustAudio/lewton/#2c644693)
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking lewton-wiki-tool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 132 |             let mut br = BufReader::new(f);
[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/main.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 132 |             let mut br = BufReader::new(f);
[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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:196:6
[INFO] [stderr]     |
[INFO] [stderr] 196 |                     writeln!(lf, "{}", msg_str);
[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]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:196:6
[INFO] [stderr]     |
[INFO] [stderr] 196 |                     writeln!(lf, "{}", msg_str);
[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]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.26s
[INFO] running `"docker" "inspect" "7decd90be4121e5256ee64a4f20b54976ff17cc4e2aab5944d7d250972bf10b8"`
[INFO] running `"docker" "rm" "-f" "7decd90be4121e5256ee64a4f20b54976ff17cc4e2aab5944d7d250972bf10b8"`
[INFO] [stdout] 7decd90be4121e5256ee64a4f20b54976ff17cc4e2aab5944d7d250972bf10b8