[INFO] updating cached repository incessantmeraki/rust-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/incessantmeraki/rust-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/incessantmeraki/rust-experiment" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/incessantmeraki/rust-experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/incessantmeraki/rust-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/incessantmeraki/rust-experiment" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/incessantmeraki/rust-experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/incessantmeraki/rust-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4a158d8b02b653358d1e8b17eb2b0e4aae5991b9
[INFO] sha for GitHub repo incessantmeraki/rust-experiment: 4a158d8b02b653358d1e8b17eb2b0e4aae5991b9
[INFO] validating manifest of incessantmeraki/rust-experiment on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of incessantmeraki/rust-experiment on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing incessantmeraki/rust-experiment
[INFO] finished frobbing incessantmeraki/rust-experiment
[INFO] frobbed toml for incessantmeraki/rust-experiment written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/incessantmeraki/rust-experiment/Cargo.toml
[INFO] started frobbing incessantmeraki/rust-experiment
[INFO] finished frobbing incessantmeraki/rust-experiment
[INFO] frobbed toml for incessantmeraki/rust-experiment written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/incessantmeraki/rust-experiment/Cargo.toml
[INFO] crate incessantmeraki/rust-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking incessantmeraki/rust-experiment against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-1/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/incessantmeraki/rust-experiment:/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c295ee95aa0626cb61697f32304d3f7504ade81fd2734aa9a7acd2df454d8216
[INFO] running `"docker" "start" "-a" "c295ee95aa0626cb61697f32304d3f7504ade81fd2734aa9a7acd2df454d8216"`
[INFO] [stderr]     Checking rust-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "c295ee95aa0626cb61697f32304d3f7504ade81fd2734aa9a7acd2df454d8216"`
[INFO] running `"docker" "rm" "-f" "c295ee95aa0626cb61697f32304d3f7504ade81fd2734aa9a7acd2df454d8216"`
[INFO] [stdout] c295ee95aa0626cb61697f32304d3f7504ade81fd2734aa9a7acd2df454d8216