[INFO] updating cached repository jiqiang/rustbyexample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jiqiang/rustbyexample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jiqiang/rustbyexample" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jiqiang/rustbyexample"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jiqiang/rustbyexample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jiqiang/rustbyexample" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jiqiang/rustbyexample"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jiqiang/rustbyexample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c126372694f641f35e262fc11117036c5201166b
[INFO] sha for GitHub repo jiqiang/rustbyexample: c126372694f641f35e262fc11117036c5201166b
[INFO] validating manifest of jiqiang/rustbyexample on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jiqiang/rustbyexample on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jiqiang/rustbyexample
[INFO] finished frobbing jiqiang/rustbyexample
[INFO] frobbed toml for jiqiang/rustbyexample written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/jiqiang/rustbyexample/Cargo.toml
[INFO] started frobbing jiqiang/rustbyexample
[INFO] finished frobbing jiqiang/rustbyexample
[INFO] frobbed toml for jiqiang/rustbyexample written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jiqiang/rustbyexample/Cargo.toml
[INFO] crate jiqiang/rustbyexample has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jiqiang/rustbyexample against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-6/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/jiqiang/rustbyexample:/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a257ba22be003dfe8f2cc1abf422eaafed37e688496a2e14a42a31fa4cb4fea3
[INFO] running `"docker" "start" "-a" "a257ba22be003dfe8f2cc1abf422eaafed37e688496a2e14a42a31fa4cb4fea3"`
[INFO] [stderr]     Checking rustbyexample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `"docker" "inspect" "a257ba22be003dfe8f2cc1abf422eaafed37e688496a2e14a42a31fa4cb4fea3"`
[INFO] running `"docker" "rm" "-f" "a257ba22be003dfe8f2cc1abf422eaafed37e688496a2e14a42a31fa4cb4fea3"`
[INFO] [stdout] a257ba22be003dfe8f2cc1abf422eaafed37e688496a2e14a42a31fa4cb4fea3