[INFO] crate savannah 0.1.0 is already in cache
[INFO] testing savannah-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate savannah 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate savannah 0.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate savannah 0.1.0
[INFO] finished tweaking crates.io crate savannah 0.1.0
[INFO] tweaked toml for crates.io crate savannah 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] f4f9ca12a332cd97e09e8f847baee3d0a95df0e9f6ce72754f0d017a7f0e80e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f4f9ca12a332cd97e09e8f847baee3d0a95df0e9f6ce72754f0d017a7f0e80e5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling objc v0.2.7
[INFO] [stderr]    Compiling savannah v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/version.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | /         {
[INFO] [stderr] 77 | |             #[cfg(target_os = "macos")]
[INFO] [stderr] 78 | |                 {
[INFO] [stderr] 79 | |                     Os::macOS
[INFO] [stderr] ...  |
[INFO] [stderr] 84 | |                 }
[INFO] [stderr] 85 | |         },
[INFO] [stderr]    | |_________^ expected enum `version::Os`, found `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `savannah`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f4f9ca12a332cd97e09e8f847baee3d0a95df0e9f6ce72754f0d017a7f0e80e5"`
[INFO] running `"docker" "rm" "-f" "f4f9ca12a332cd97e09e8f847baee3d0a95df0e9f6ce72754f0d017a7f0e80e5"`
[INFO] [stdout] f4f9ca12a332cd97e09e8f847baee3d0a95df0e9f6ce72754f0d017a7f0e80e5