[INFO] updating cached repository BenSchZA/pier
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BenSchZA/pier
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BenSchZA/pier" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/BenSchZA/pier"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/BenSchZA/pier'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BenSchZA/pier" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/BenSchZA/pier"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/BenSchZA/pier'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f97ad6e38c75553b433717f27bf62e6fa5097a2b
[INFO] sha for GitHub repo BenSchZA/pier: f97ad6e38c75553b433717f27bf62e6fa5097a2b
[INFO] validating manifest of BenSchZA/pier 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 BenSchZA/pier 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 BenSchZA/pier
[INFO] finished frobbing BenSchZA/pier
[INFO] frobbed toml for BenSchZA/pier written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/BenSchZA/pier/Cargo.toml
[INFO] started frobbing BenSchZA/pier
[INFO] finished frobbing BenSchZA/pier
[INFO] frobbed toml for BenSchZA/pier written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/BenSchZA/pier/Cargo.toml
[INFO] crate BenSchZA/pier 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 BenSchZA/pier against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/BenSchZA/pier:/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] 29eec54a9c75d4b2992b9f3040ce5733da9b3c53c1683cac518960f7b5870acd
[INFO] running `"docker" "start" "-a" "29eec54a9c75d4b2992b9f3040ce5733da9b3c53c1683cac518960f7b5870acd"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking shell v0.1.0 (https://github.com/google/rust-shell#8b1e775b)
[INFO] [stderr]     Checking pier v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Cell`, `Row`
[INFO] [stderr]   --> src/main.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use prettytable::{Table, Row, Cell, format};
[INFO] [stderr]    |                          ^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cell`, `Row`
[INFO] [stderr]   --> src/main.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use prettytable::{Table, Row, Cell, format};
[INFO] [stderr]    |                          ^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.00s
[INFO] running `"docker" "inspect" "29eec54a9c75d4b2992b9f3040ce5733da9b3c53c1683cac518960f7b5870acd"`
[INFO] running `"docker" "rm" "-f" "29eec54a9c75d4b2992b9f3040ce5733da9b3c53c1683cac518960f7b5870acd"`
[INFO] [stdout] 29eec54a9c75d4b2992b9f3040ce5733da9b3c53c1683cac518960f7b5870acd