[INFO] updating cached repository https://github.com/tekjar/systemd-test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] 59b10ef7bd5a181deea1836cc0a976f4e6ac01f3
[INFO] testing tekjar/systemd-test against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftekjar%2Fsystemd-test" "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/tekjar/systemd-test on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tekjar/systemd-test
[INFO] finished tweaking git repo https://github.com/tekjar/systemd-test
[INFO] tweaked toml for git repo https://github.com/tekjar/systemd-test written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tekjar/systemd-test already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] e1c6ddc3906bfcc52e181e8a125012e4891d14f60f4c07f9960e3d9630537a1f
[INFO] running `"docker" "start" "-a" "e1c6ddc3906bfcc52e181e8a125012e4891d14f60f4c07f9960e3d9630537a1f"`
[INFO] [stderr]    Compiling utf8-cstr v0.1.6
[INFO] [stderr]    Compiling libsystemd-sys v0.0.10 (https://github.com/kteza1/rust-systemd#f1178ca4)
[INFO] [stderr]    Compiling mbox v0.1.3
[INFO] [stderr] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `<-`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/src/mbox.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |         MALLOC <- value.clone()
[INFO] [stderr]     |                ^^ expected one of 8 possible tokens here
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/src/mbox.rs:114:23
[INFO] [stderr]     |
[INFO] [stderr] 114 |         self.as_ptr().fmt(formatter)
[INFO] [stderr]     |                       ^^^ multiple `fmt` found
[INFO] [stderr]     |
[INFO] [stderr]     = note: candidate #1 is defined in an impl of the trait `std::fmt::Pointer` for the type `*const _`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::fmt::Pointer::fmt(self.as_ptr(), formatter)` instead
[INFO] [stderr]     = note: candidate #2 is defined in an impl of the trait `std::fmt::Debug` for the type `*const _`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::fmt::Debug::fmt(self.as_ptr(), formatter)` instead
[INFO] [stderr] note: candidate #3 is defined in the trait `std::fmt::Display`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::fmt::Display::fmt(self.as_ptr(), formatter)` instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: Could not compile `mbox`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e1c6ddc3906bfcc52e181e8a125012e4891d14f60f4c07f9960e3d9630537a1f"`
[INFO] running `"docker" "rm" "-f" "e1c6ddc3906bfcc52e181e8a125012e4891d14f60f4c07f9960e3d9630537a1f"`
[INFO] [stdout] e1c6ddc3906bfcc52e181e8a125012e4891d14f60f4c07f9960e3d9630537a1f