[INFO] updating cached repository https://github.com/dragonmaus/urisort.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 9f98f03c345d0415328db9b1d2fec32f85d03273
[INFO] testing dragonmaus/urisort.rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Furisort.rs" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragonmaus/urisort.rs 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 git repo https://github.com/dragonmaus/urisort.rs
[INFO] finished tweaking git repo https://github.com/dragonmaus/urisort.rs
[INFO] tweaked toml for git repo https://github.com/dragonmaus/urisort.rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dragonmaus/urisort.rs already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f76e2a9357df1b427311bee455edde64247c548c9779e6255ac4b32f20e61efc
[INFO] running `"docker" "start" "-a" "f76e2a9357df1b427311bee455edde64247c548c9779e6255ac4b32f20e61efc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling getopt v0.4.3
[INFO] [stderr]    Compiling my v0.1.0 (https://gitlab.com/dragonmaus/my.rs#f3c016c3)
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling external_sort v0.1.2
[INFO] [stderr]    Compiling urisort v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::io::Split<std::io::StdinLock<'_>> as std::iter::Iterator>::Item == std::vec::Vec<u8>`
[INFO] [stderr]   --> src/bin/pathsort.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |     for line in sort_paths(io::stdin().lock().split(eol))? {
[INFO] [stderr]    |                 ^^^^^^^^^^ expected struct `std::vec::Vec`, found enum `std::result::Result`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: /opt/rustwide/workdir/src/pathsort.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn sort_paths<I: Iterator<Item = Vec<u8>>>(iter: I) -> io::Result<I> {
[INFO] [stderr]    |                               -------------- required by this bound in `urisort::pathsort::sort_paths`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `std::vec::Vec<_>`
[INFO] [stderr]                 found enum `std::result::Result<std::vec::Vec<_>, std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0271`.
[INFO] [stderr] error: could not compile `urisort`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f76e2a9357df1b427311bee455edde64247c548c9779e6255ac4b32f20e61efc"`
[INFO] running `"docker" "rm" "-f" "f76e2a9357df1b427311bee455edde64247c548c9779e6255ac4b32f20e61efc"`
[INFO] [stdout] f76e2a9357df1b427311bee455edde64247c548c9779e6255ac4b32f20e61efc