[INFO] updating cached repository https://github.com/coreos/pr-nagbot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7a3a2c8bc94be97b6f282c54a924afb73272c31
[INFO] checking coreos/pr-nagbot against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Fpr-nagbot" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreos/pr-nagbot on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/coreos/pr-nagbot
[INFO] finished tweaking git repo https://github.com/coreos/pr-nagbot
[INFO] tweaked toml for git repo https://github.com/coreos/pr-nagbot written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/coreos/pr-nagbot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6335077fdf68778277530a9ee0a89d71a24aef4dc704912f4ab1cf01a8354b81
[INFO] running `"docker" "start" "-a" "6335077fdf68778277530a9ee0a89d71a24aef4dc704912f4ab1cf01a8354b81"`
[INFO] [stderr]     Checking libz-sys v1.0.16
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]    Compiling ring v0.11.0
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking webpki v0.14.0
[INFO] [stderr]     Checking rustls v0.9.0
[INFO] [stderr]     Checking webpki-roots v0.11.0
[INFO] [stderr]     Checking tokio-rustls v0.2.4
[INFO] [stderr]     Checking hyper-rustls v0.8.0
[INFO] [stderr]     Checking github-rs v0.5.1
[INFO] [stderr]     Checking curl v0.4.8
[INFO] [stderr]     Checking slack-hook v0.5.0
[INFO] [stderr]     Checking pr-nagbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     error_chain!{
[INFO] [stderr] 43 | |         foreign_links {
[INFO] [stderr] 44 | |             SlackError(slack_hook::Error);
[INFO] [stderr] 45 | |             GithubError(github_rs::errors::Error);
[INFO] [stderr] 46 | |             JsonError(serde_json::Error);
[INFO] [stderr] 47 | |         }
[INFO] [stderr] 48 | |     }
[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/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     error_chain!{
[INFO] [stderr] 43 | |         foreign_links {
[INFO] [stderr] 44 | |             SlackError(slack_hook::Error);
[INFO] [stderr] 45 | |             GithubError(github_rs::errors::Error);
[INFO] [stderr] 46 | |             JsonError(serde_json::Error);
[INFO] [stderr] 47 | |         }
[INFO] [stderr] 48 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     error_chain!{
[INFO] [stderr] 43 | |         foreign_links {
[INFO] [stderr] 44 | |             SlackError(slack_hook::Error);
[INFO] [stderr] 45 | |             GithubError(github_rs::errors::Error);
[INFO] [stderr] 46 | |             JsonError(serde_json::Error);
[INFO] [stderr] 47 | |         }
[INFO] [stderr] 48 | |     }
[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/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | /     error_chain!{
[INFO] [stderr] 43 | |         foreign_links {
[INFO] [stderr] 44 | |             SlackError(slack_hook::Error);
[INFO] [stderr] 45 | |             GithubError(github_rs::errors::Error);
[INFO] [stderr] 46 | |             JsonError(serde_json::Error);
[INFO] [stderr] 47 | |         }
[INFO] [stderr] 48 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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 3m 52s
[INFO] running `"docker" "inspect" "6335077fdf68778277530a9ee0a89d71a24aef4dc704912f4ab1cf01a8354b81"`
[INFO] running `"docker" "rm" "-f" "6335077fdf68778277530a9ee0a89d71a24aef4dc704912f4ab1cf01a8354b81"`
[INFO] [stdout] 6335077fdf68778277530a9ee0a89d71a24aef4dc704912f4ab1cf01a8354b81