[INFO] updating cached repository enziog/rust_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/enziog/rust_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/enziog/rust_test" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/enziog/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/enziog/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/enziog/rust_test" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/enziog/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/enziog/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7a491d41279f24994b44036c62e25635c37e1a6
[INFO] sha for GitHub repo enziog/rust_test: e7a491d41279f24994b44036c62e25635c37e1a6
[INFO] validating manifest of enziog/rust_test on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of enziog/rust_test on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing enziog/rust_test
[INFO] finished frobbing enziog/rust_test
[INFO] frobbed toml for enziog/rust_test written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/enziog/rust_test/Cargo.toml
[INFO] started frobbing enziog/rust_test
[INFO] finished frobbing enziog/rust_test
[INFO] frobbed toml for enziog/rust_test written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/enziog/rust_test/Cargo.toml
[INFO] crate enziog/rust_test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking enziog/rust_test against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/enziog/rust_test:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c13941409fe25e016306183421a422b993f294191a7257e5584c70f04773248f
[INFO] running `"docker" "start" "-a" "c13941409fe25e016306183421a422b993f294191a7257e5584c70f04773248f"`
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.1.3
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking quick-xml v0.12.3
[INFO] [stderr]     Checking calamine v0.14.5
[INFO] [stderr]     Checking rust_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `DataType`, `Xlsx`
[INFO] [stderr]  --> src/main.rs:3:44
[INFO] [stderr]   |
[INFO] [stderr] 3 | use calamine::{Reader, open_workbook_auto, Xlsx, DataType};
[INFO] [stderr]   |                                            ^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataType`, `Xlsx`
[INFO] [stderr]  --> src/main.rs:3:44
[INFO] [stderr]   |
[INFO] [stderr] 3 | use calamine::{Reader, open_workbook_auto, Xlsx, DataType};
[INFO] [stderr]   |                                            ^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.58s
[INFO] running `"docker" "inspect" "c13941409fe25e016306183421a422b993f294191a7257e5584c70f04773248f"`
[INFO] running `"docker" "rm" "-f" "c13941409fe25e016306183421a422b993f294191a7257e5584c70f04773248f"`
[INFO] [stdout] c13941409fe25e016306183421a422b993f294191a7257e5584c70f04773248f