[INFO] updating cached repository https://github.com/decafjoe/mgit
[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] 9ebde15afa7a8dee17bf5577c4d99d6948abe368
[INFO] checking decafjoe/mgit against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdecafjoe%2Fmgit" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/decafjoe/mgit on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/decafjoe/mgit
[INFO] finished tweaking git repo https://github.com/decafjoe/mgit
[INFO] tweaked toml for git repo https://github.com/decafjoe/mgit written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/decafjoe/mgit already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64eb7c49da0d9c5d77c8b4204a58f3f08cb77ff5b4dc64f7e0fa0db0af03109e
[INFO] running `"docker" "start" "-a" "64eb7c49da0d9c5d77c8b4204a58f3f08cb77ff5b4dc64f7e0fa0db0af03109e"`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]     Checking crossbeam-channel v0.3.3
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking crossbeam v0.5.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking mgit v0.4.0-a0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]    --> src/cmd/pull.rs:408:10
[INFO] [stderr]     |
[INFO] [stderr] 408 |         .before_exec(|| {
[INFO] [stderr]     |          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]    --> src/cmd/pull.rs:408:10
[INFO] [stderr]     |
[INFO] [stderr] 408 |         .before_exec(|| {
[INFO] [stderr]     |          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "64eb7c49da0d9c5d77c8b4204a58f3f08cb77ff5b4dc64f7e0fa0db0af03109e"`
[INFO] running `"docker" "rm" "-f" "64eb7c49da0d9c5d77c8b4204a58f3f08cb77ff5b4dc64f7e0fa0db0af03109e"`
[INFO] [stdout] 64eb7c49da0d9c5d77c8b4204a58f3f08cb77ff5b4dc64f7e0fa0db0af03109e