[INFO] updating cached repository https://github.com/aergonaut/artifice
[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] c9ccab771ea7f0756a9e0b89f478ef9b7a9c7276
[INFO] checking aergonaut/artifice against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faergonaut%2Fartifice" "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/aergonaut/artifice 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/aergonaut/artifice
[INFO] finished tweaking git repo https://github.com/aergonaut/artifice
[INFO] tweaked toml for git repo https://github.com/aergonaut/artifice written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/aergonaut/artifice 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] 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] 2cd976eda1d78ff3609c8a807a073700dc6df4bbacebce72ee910c74ef6b1be9
[INFO] running `"docker" "start" "-a" "2cd976eda1d78ff3609c8a807a073700dc6df4bbacebce72ee910c74ef6b1be9"`
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.7.1
[INFO] [stderr]     Checking fern v0.5.5
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]    Compiling structopt-derive v0.2.6
[INFO] [stderr]     Checking reqwest v0.8.5
[INFO] [stderr]     Checking structopt v0.2.6
[INFO] [stderr]     Checking git2 v0.7.1
[INFO] [stderr]     Checking artifice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/config.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let home_dir = std::env::home_dir().ok_or(err_msg("Could not find user's home directory"))?;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/config.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let home_dir = std::env::home_dir().ok_or(err_msg("Could not find user's home directory"))?;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 45s
[INFO] running `"docker" "inspect" "2cd976eda1d78ff3609c8a807a073700dc6df4bbacebce72ee910c74ef6b1be9"`
[INFO] running `"docker" "rm" "-f" "2cd976eda1d78ff3609c8a807a073700dc6df4bbacebce72ee910c74ef6b1be9"`
[INFO] [stdout] 2cd976eda1d78ff3609c8a807a073700dc6df4bbacebce72ee910c74ef6b1be9