[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-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/BenSchZA/pier"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/BenSchZA/pier'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BenSchZA/pier" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/BenSchZA/pier"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BenSchZA/pier on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-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-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/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-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking BenSchZA/pier against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0242c46a279079b4a57c4e550c2151687a890e49913b19f5c9431dde5672017e
[INFO] running `"docker" "start" "-a" "0242c46a279079b4a57c4e550c2151687a890e49913b19f5c9431dde5672017e"`
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking nom v3.2.1
[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 14.55s
[INFO] running `"docker" "inspect" "0242c46a279079b4a57c4e550c2151687a890e49913b19f5c9431dde5672017e"`
[INFO] running `"docker" "rm" "-f" "0242c46a279079b4a57c4e550c2151687a890e49913b19f5c9431dde5672017e"`
[INFO] [stdout] 0242c46a279079b4a57c4e550c2151687a890e49913b19f5c9431dde5672017e