[INFO] updating cached repository chris-shelton/xlsx-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chris-shelton/xlsx-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chris-shelton/xlsx-rs" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chris-shelton/xlsx-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chris-shelton/xlsx-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chris-shelton/xlsx-rs" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chris-shelton/xlsx-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chris-shelton/xlsx-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 63f5a46cae587e6c4302a16911719f0ef3dba608
[INFO] sha for GitHub repo chris-shelton/xlsx-rs: 63f5a46cae587e6c4302a16911719f0ef3dba608
[INFO] validating manifest of chris-shelton/xlsx-rs on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chris-shelton/xlsx-rs on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chris-shelton/xlsx-rs
[INFO] finished frobbing chris-shelton/xlsx-rs
[INFO] frobbed toml for chris-shelton/xlsx-rs written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chris-shelton/xlsx-rs/Cargo.toml
[INFO] started frobbing chris-shelton/xlsx-rs
[INFO] finished frobbing chris-shelton/xlsx-rs
[INFO] frobbed toml for chris-shelton/xlsx-rs written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chris-shelton/xlsx-rs/Cargo.toml
[INFO] crate chris-shelton/xlsx-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chris-shelton/xlsx-rs/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chris-shelton/xlsx-rs against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-6/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chris-shelton/xlsx-rs:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 58f8a3a00dd478ee344c0559d5cb3a1b119f414d49e3982a652e39878b3422e7
[INFO] running `"docker" "start" "-a" "58f8a3a00dd478ee344c0559d5cb3a1b119f414d49e3982a652e39878b3422e7"`
[INFO] [stderr]     Checking xlsx v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `files`
[INFO] [stderr]  --> src/read/mod.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     files: Vec<u8>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `files`
[INFO] [stderr]  --> src/read/mod.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     files: Vec<u8>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `xlsx::read::Reader`
[INFO] [stderr]  --> src/bin/xlsx.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use xlsx::read::Reader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `xlsx::read::Reader`
[INFO] [stderr]  --> src/bin/xlsx.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use xlsx::read::Reader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "58f8a3a00dd478ee344c0559d5cb3a1b119f414d49e3982a652e39878b3422e7"`
[INFO] running `"docker" "rm" "-f" "58f8a3a00dd478ee344c0559d5cb3a1b119f414d49e3982a652e39878b3422e7"`
[INFO] [stdout] 58f8a3a00dd478ee344c0559d5cb3a1b119f414d49e3982a652e39878b3422e7