[INFO] updating cached repository flatcar-linux/update-ssh-keys
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/flatcar-linux/update-ssh-keys
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/flatcar-linux/update-ssh-keys" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/flatcar-linux/update-ssh-keys"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/flatcar-linux/update-ssh-keys'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/flatcar-linux/update-ssh-keys" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/flatcar-linux/update-ssh-keys"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/flatcar-linux/update-ssh-keys'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stderr] warning: refname 'HEAD' is ambiguous.
[INFO] [stdout] 6cae3db342b57cb9f761f633a38443ed7aa9c153
[INFO] sha for GitHub repo flatcar-linux/update-ssh-keys: 6cae3db342b57cb9f761f633a38443ed7aa9c153
[INFO] validating manifest of flatcar-linux/update-ssh-keys on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flatcar-linux/update-ssh-keys on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flatcar-linux/update-ssh-keys
[INFO] finished frobbing flatcar-linux/update-ssh-keys
[INFO] frobbed toml for flatcar-linux/update-ssh-keys written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/flatcar-linux/update-ssh-keys/Cargo.toml
[INFO] started frobbing flatcar-linux/update-ssh-keys
[INFO] finished frobbing flatcar-linux/update-ssh-keys
[INFO] frobbed toml for flatcar-linux/update-ssh-keys written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/flatcar-linux/update-ssh-keys/Cargo.toml
[INFO] crate flatcar-linux/update-ssh-keys already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking flatcar-linux/update-ssh-keys against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-1/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/flatcar-linux/update-ssh-keys:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7f7ff806e9af4cf86716f55f0e8f52a4a8c56e6f88b886e505baa0ff2fa8e74f
[INFO] running `"docker" "start" "-a" "7f7ff806e9af4cf86716f55f0e8f52a4a8c56e6f88b886e505baa0ff2fa8e74f"`
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking openssh-keys v0.4.1
[INFO] [stderr]     Checking update-ssh-keys v0.4.1-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     error_chain!{
[INFO] [stderr] 37 | |         links {
[INFO] [stderr] 38 | |             ParseError(::openssh_keys::errors::Error, ::openssh_keys::errors::ErrorKind);
[INFO] [stderr] 39 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |         }
[INFO] [stderr] 57 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     error_chain!{
[INFO] [stderr] 37 | |         links {
[INFO] [stderr] 38 | |             ParseError(::openssh_keys::errors::Error, ::openssh_keys::errors::ErrorKind);
[INFO] [stderr] 39 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |         }
[INFO] [stderr] 57 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `"docker" "inspect" "7f7ff806e9af4cf86716f55f0e8f52a4a8c56e6f88b886e505baa0ff2fa8e74f"`
[INFO] running `"docker" "rm" "-f" "7f7ff806e9af4cf86716f55f0e8f52a4a8c56e6f88b886e505baa0ff2fa8e74f"`
[INFO] [stdout] 7f7ff806e9af4cf86716f55f0e8f52a4a8c56e6f88b886e505baa0ff2fa8e74f