[INFO] cloning repository vwxyzjn/hello_cargo
[INFO] running `"git" "clone" "--bare" "git://github.com/vwxyzjn/hello_cargo.git" "work/cache/sources/gh/vwxyzjn/hello_cargo"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/vwxyzjn/hello_cargo'...
[INFO] running `"git" "clone" "work/cache/sources/gh/vwxyzjn/hello_cargo" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/vwxyzjn/hello_cargo"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/vwxyzjn/hello_cargo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vwxyzjn/hello_cargo" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/vwxyzjn/hello_cargo"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/vwxyzjn/hello_cargo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d80a695580dca9b97880dd3f50e39d34ca3f6891
[INFO] sha for GitHub repo vwxyzjn/hello_cargo: d80a695580dca9b97880dd3f50e39d34ca3f6891
[INFO] validating manifest of vwxyzjn/hello_cargo on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vwxyzjn/hello_cargo on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vwxyzjn/hello_cargo
[INFO] finished frobbing vwxyzjn/hello_cargo
[INFO] frobbed toml for vwxyzjn/hello_cargo written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/vwxyzjn/hello_cargo/Cargo.toml
[INFO] started frobbing vwxyzjn/hello_cargo
[INFO] finished frobbing vwxyzjn/hello_cargo
[INFO] frobbed toml for vwxyzjn/hello_cargo written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/vwxyzjn/hello_cargo/Cargo.toml
[INFO] crate vwxyzjn/hello_cargo has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vwxyzjn/hello_cargo against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-0/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/vwxyzjn/hello_cargo:/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" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8e5f7a2c95a4395f3c02213ff1e24fcb9ef32687f5d23f36827c19a3d300b064
[INFO] running `"docker" "start" "-a" "8e5f7a2c95a4395f3c02213ff1e24fcb9ef32687f5d23f36827c19a3d300b064"`
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "8e5f7a2c95a4395f3c02213ff1e24fcb9ef32687f5d23f36827c19a3d300b064"`
[INFO] running `"docker" "rm" "-f" "8e5f7a2c95a4395f3c02213ff1e24fcb9ef32687f5d23f36827c19a3d300b064"`
[INFO] [stdout] 8e5f7a2c95a4395f3c02213ff1e24fcb9ef32687f5d23f36827c19a3d300b064