[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/beta-1.38-1/sources/1.37.0/gh/chris-shelton/xlsx-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/chris-shelton/xlsx-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chris-shelton/xlsx-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chris-shelton/xlsx-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chris-shelton/xlsx-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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[INFO] the lockfile is outdated, regenerating it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/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing chris-shelton/xlsx-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chris-shelton/xlsx-rs:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b8ed1e12f209dd98ed6760da3fbc3535e23fd0f2ad9d6363c67d2fd06c18ab05
[INFO] running `"docker" "start" "-a" "b8ed1e12f209dd98ed6760da3fbc3535e23fd0f2ad9d6363c67d2fd06c18ab05"`
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.1.19
[INFO] [stderr]    Compiling 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: 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 8.12s
[INFO] running `"docker" "inspect" "b8ed1e12f209dd98ed6760da3fbc3535e23fd0f2ad9d6363c67d2fd06c18ab05"`
[INFO] running `"docker" "rm" "-f" "b8ed1e12f209dd98ed6760da3fbc3535e23fd0f2ad9d6363c67d2fd06c18ab05"`
[INFO] [stdout] b8ed1e12f209dd98ed6760da3fbc3535e23fd0f2ad9d6363c67d2fd06c18ab05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chris-shelton/xlsx-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8fb17a14b8117f2ca2a0167fb3db47e1bec86c43074e77d9b71a6502211c4918
[INFO] running `"docker" "start" "-a" "8fb17a14b8117f2ca2a0167fb3db47e1bec86c43074e77d9b71a6502211c4918"`
[INFO] [stderr]    Compiling 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: 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 1.29s
[INFO] running `"docker" "inspect" "8fb17a14b8117f2ca2a0167fb3db47e1bec86c43074e77d9b71a6502211c4918"`
[INFO] running `"docker" "rm" "-f" "8fb17a14b8117f2ca2a0167fb3db47e1bec86c43074e77d9b71a6502211c4918"`
[INFO] [stdout] 8fb17a14b8117f2ca2a0167fb3db47e1bec86c43074e77d9b71a6502211c4918
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chris-shelton/xlsx-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ad038b014dbb3e5f2faad971d8bddd1cf6e29a219b025596bf2d981bb8f77d9e
[INFO] running `"docker" "start" "-a" "ad038b014dbb3e5f2faad971d8bddd1cf6e29a219b025596bf2d981bb8f77d9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xlsx-3b26a80193151704
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xlsx-1c5c868b74bebd77
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xlsx
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ad038b014dbb3e5f2faad971d8bddd1cf6e29a219b025596bf2d981bb8f77d9e"`
[INFO] running `"docker" "rm" "-f" "ad038b014dbb3e5f2faad971d8bddd1cf6e29a219b025596bf2d981bb8f77d9e"`
[INFO] [stdout] ad038b014dbb3e5f2faad971d8bddd1cf6e29a219b025596bf2d981bb8f77d9e