[INFO] crate gtin-validate 1.2.0 is already in cache
[INFO] extracting crate gtin-validate 1.2.0 into work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/gtin-validate/1.2.0
[INFO] extracting crate gtin-validate 1.2.0 into work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/gtin-validate/1.2.0
[INFO] validating manifest of gtin-validate-1.2.0 on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gtin-validate-1.2.0 on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gtin-validate-1.2.0
[INFO] finished frobbing gtin-validate-1.2.0
[INFO] frobbed toml for gtin-validate-1.2.0 written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/gtin-validate/1.2.0/Cargo.toml
[INFO] started frobbing gtin-validate-1.2.0
[INFO] finished frobbing gtin-validate-1.2.0
[INFO] frobbed toml for gtin-validate-1.2.0 written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/gtin-validate/1.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gtin-validate-1.2.0 against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-7/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/gtin-validate/1.2.0:/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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f02e04b263ec3f30eabf7cc1d7e23d2254a87308aecb773148f149021004aa00
[INFO] running `"docker" "start" "-a" "f02e04b263ec3f30eabf7cc1d7e23d2254a87308aecb773148f149021004aa00"`
[INFO] [stderr]     Checking gtin-validate v1.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking proptest v0.7.2
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr] warning: unused import: `proptest::prelude::*`
[INFO] [stderr]   --> src/utils/mod.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     use proptest::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.33s
[INFO] running `"docker" "inspect" "f02e04b263ec3f30eabf7cc1d7e23d2254a87308aecb773148f149021004aa00"`
[INFO] running `"docker" "rm" "-f" "f02e04b263ec3f30eabf7cc1d7e23d2254a87308aecb773148f149021004aa00"`
[INFO] [stdout] f02e04b263ec3f30eabf7cc1d7e23d2254a87308aecb773148f149021004aa00