Dec 17 13:52:17.036 INFO checking testingcan/xlsx-csv against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 13:52:17.036 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/testingcan/xlsx-csv:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:52:17.623 INFO [stdout] fef7338e4b137997f179edf3dfb79d1f2f0edcce9f2f9eb5b053dfb9edecfe81
Dec 17 13:52:17.625 INFO running `"docker" "start" "-a" "fef7338e4b137997f179edf3dfb79d1f2f0edcce9f2f9eb5b053dfb9edecfe81"`
Dec 17 13:52:21.162 INFO [stderr]     Checking podio v0.1.6
Dec 17 13:52:21.162 INFO [stderr]     Checking rust-ini v0.12.2
Dec 17 13:52:21.189 INFO [stderr]    Compiling miniz_oxide_c_api v0.1.3
Dec 17 13:52:21.190 INFO [stderr]     Checking memchr v0.1.11
Dec 17 13:52:21.192 INFO [stderr]     Checking miniz_oxide v0.1.3
Dec 17 13:52:21.194 INFO [stderr]     Checking encoding_rs v0.8.6
Dec 17 13:52:21.195 INFO [stderr]     Checking serde_test v0.8.23
Dec 17 13:52:21.197 INFO [stderr]     Checking msdos_time v0.1.6
Dec 17 13:52:22.281 INFO [stderr]     Checking csv-core v0.1.4
Dec 17 13:52:22.689 INFO [stderr]     Checking nom v4.0.0
Dec 17 13:52:22.782 INFO [stderr]     Checking clap v2.32.0
Dec 17 13:52:22.990 INFO [stderr]    Compiling syn v0.14.5
Dec 17 13:52:24.258 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 17 13:52:25.594 INFO [stderr]     Checking thread-id v2.0.0
Dec 17 13:52:26.458 INFO [stderr]     Checking csv v1.0.0
Dec 17 13:52:27.918 INFO [stderr]     Checking thread_local v0.2.7
Dec 17 13:52:28.198 INFO [stderr]     Checking linked-hash-map v0.3.0
Dec 17 13:52:29.973 INFO [stderr]     Checking regex v0.1.80
Dec 17 13:52:32.278 INFO [stderr]     Checking flate2 v1.0.1
Dec 17 13:52:37.492 INFO [stderr]     Checking zip v0.4.2
Dec 17 13:52:40.228 INFO [stderr]     Checking serde-hjson v0.8.1
Dec 17 13:52:43.308 INFO [stderr]     Checking config v0.9.0
Dec 17 13:52:51.952 INFO [stderr]    Compiling synstructure v0.9.0
Dec 17 13:52:51.952 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 17 13:52:55.226 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 17 13:52:58.000 INFO [stderr]     Checking failure v0.1.2
Dec 17 13:52:58.627 INFO [stderr]     Checking quick-xml v0.12.1
Dec 17 13:53:00.300 INFO [stderr]     Checking calamine v0.14.3
Dec 17 13:53:10.674 INFO [stderr]     Checking xlsx-csv v0.2.2 (/opt/crater/workdir)
Dec 17 13:53:11.632 INFO [stderr] warning: unused variable: `f`
Dec 17 13:53:11.632 INFO [stderr]   --> src/file.rs:90:17
Dec 17 13:53:11.632 INFO [stderr]    |
Dec 17 13:53:11.632 INFO [stderr] 90 |         let mut f = File::create("foo.xlsx");
Dec 17 13:53:11.632 INFO [stderr]    |                 ^ help: consider using `_f` instead
Dec 17 13:53:11.632 INFO [stderr]    |
Dec 17 13:53:11.632 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:53:11.632 INFO [stderr] 
Dec 17 13:53:11.698 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:53:11.698 INFO [stderr]   --> src/file.rs:90:13
Dec 17 13:53:11.698 INFO [stderr]    |
Dec 17 13:53:11.698 INFO [stderr] 90 |         let mut f = File::create("foo.xlsx");
Dec 17 13:53:11.698 INFO [stderr]    |             ----^
Dec 17 13:53:11.698 INFO [stderr]    |             |
Dec 17 13:53:11.698 INFO [stderr]    |             help: remove this `mut`
Dec 17 13:53:11.698 INFO [stderr]    |
Dec 17 13:53:11.698 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 13:53:11.698 INFO [stderr] 
Dec 17 13:53:11.835 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 13:53:11.836 INFO [stderr]   --> src/file.rs:93:9
Dec 17 13:53:11.836 INFO [stderr]    |
Dec 17 13:53:11.836 INFO [stderr] 93 |         remove_file("foo.xlsx");
Dec 17 13:53:11.836 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:53:11.836 INFO [stderr]    |
Dec 17 13:53:11.836 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 13:53:11.836 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 13:53:11.836 INFO [stderr] 
Dec 17 13:53:12.934 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.00s
Dec 17 13:53:14.423 INFO running `"docker" "inspect" "fef7338e4b137997f179edf3dfb79d1f2f0edcce9f2f9eb5b053dfb9edecfe81"`
Dec 17 13:53:14.760 INFO running `"docker" "rm" "-f" "fef7338e4b137997f179edf3dfb79d1f2f0edcce9f2f9eb5b053dfb9edecfe81"`
Dec 17 13:53:15.068 INFO [stdout] fef7338e4b137997f179edf3dfb79d1f2f0edcce9f2f9eb5b053dfb9edecfe81