[INFO] updating cached repository wwood/invert_bwt_issue
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wwood/invert_bwt_issue
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wwood/invert_bwt_issue" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/wwood/invert_bwt_issue"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/wwood/invert_bwt_issue'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wwood/invert_bwt_issue" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/wwood/invert_bwt_issue"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/wwood/invert_bwt_issue'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7b5fac19a03b1b0e9c262252c2621b1f841c9bf
[INFO] sha for GitHub repo wwood/invert_bwt_issue: b7b5fac19a03b1b0e9c262252c2621b1f841c9bf
[INFO] validating manifest of wwood/invert_bwt_issue 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 wwood/invert_bwt_issue 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 wwood/invert_bwt_issue
[INFO] finished frobbing wwood/invert_bwt_issue
[INFO] frobbed toml for wwood/invert_bwt_issue written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/wwood/invert_bwt_issue/Cargo.toml
[INFO] started frobbing wwood/invert_bwt_issue
[INFO] finished frobbing wwood/invert_bwt_issue
[INFO] frobbed toml for wwood/invert_bwt_issue written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/wwood/invert_bwt_issue/Cargo.toml
[INFO] crate wwood/invert_bwt_issue 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] checking wwood/invert_bwt_issue against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/wwood/invert_bwt_issue:/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] 250c2271166d7424ea3bf6e91cad4375fa8044a2c0f09cacd14fb79481538736
[INFO] running `"docker" "start" "-a" "250c2271166d7424ea3bf6e91cad4375fa8044a2c0f09cacd14fb79481538736"`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking serde v1.0.12
[INFO] [stderr]     Checking bytecount v0.1.7
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking itertools v0.6.2
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.12
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking bio v0.14.3-pre (https://github.com/rust-bio/rust-bio#52b244e3)
[INFO] [stderr]     Checking inverse_bwt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `"docker" "inspect" "250c2271166d7424ea3bf6e91cad4375fa8044a2c0f09cacd14fb79481538736"`
[INFO] running `"docker" "rm" "-f" "250c2271166d7424ea3bf6e91cad4375fa8044a2c0f09cacd14fb79481538736"`
[INFO] [stdout] 250c2271166d7424ea3bf6e91cad4375fa8044a2c0f09cacd14fb79481538736