[INFO] updating cached repository https://github.com/rustyhorde/mussh
[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] [stderr] From https://github.com/rustyhorde/mussh
[INFO] [stderr]    ab63466..5599750  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 559975061ad050959f1574c6974674499eddf63e
[INFO] checking rustyhorde/mussh against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustyhorde%2Fmussh" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustyhorde/mussh on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rustyhorde/mussh
[INFO] finished tweaking git repo https://github.com/rustyhorde/mussh
[INFO] tweaked toml for git repo https://github.com/rustyhorde/mussh written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rustyhorde/mussh already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06f96d0d386658d54c2fef7496939bb43705702369d01014d72637285173863a
[INFO] running `"docker" "start" "-a" "06f96d0d386658d54c2fef7496939bb43705702369d01014d72637285173863a"`
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking wait_group v0.1.4
[INFO] [stderr]     Checking slog-try v0.2.0
[INFO] [stderr]     Checking ssh2 v0.5.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking libmussh v1.0.1
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmussh-1.0.1/src/ssh.rs:263:12
[INFO] [stderr]     |
[INFO] [stderr] 263 |     if let Some(mut sess) = Session::new() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^   -------------- this match expression has type `std::result::Result<ssh2::session::Session, ssh2::error::Error>`
[INFO] [stderr]     |            |
[INFO] [stderr]     |            expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::result::Result<ssh2::session::Session, ssh2::error::Error>`
[INFO] [stderr]                found type `std::option::Option<_>`
[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 `libmussh`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "06f96d0d386658d54c2fef7496939bb43705702369d01014d72637285173863a"`
[INFO] running `"docker" "rm" "-f" "06f96d0d386658d54c2fef7496939bb43705702369d01014d72637285173863a"`
[INFO] [stdout] 06f96d0d386658d54c2fef7496939bb43705702369d01014d72637285173863a