[INFO] fetching crate libmussh 1.0.1...
[INFO] checking libmussh-1.0.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate libmussh 1.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libmussh 1.0.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libmussh 1.0.1
[INFO] finished tweaking crates.io crate libmussh 1.0.1
[INFO] tweaked toml for crates.io crate libmussh 1.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wait_group v0.1.4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7450b05d4b87fb08cc2f8c9799b0b4fa97626c27f4a813d2dd1ff41346386eca
[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" "7450b05d4b87fb08cc2f8c9799b0b4fa97626c27f4a813d2dd1ff41346386eca"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking wait_group v0.1.4
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.12
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling getset v0.0.8
[INFO] [stderr]     Checking slog-try v0.2.0
[INFO] [stderr]     Checking ssh2 v0.4.0
[INFO] [stderr]     Checking libmussh v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> 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[E0308]: mismatched types
[INFO] [stderr]    --> 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: could not compile `libmussh`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "7450b05d4b87fb08cc2f8c9799b0b4fa97626c27f4a813d2dd1ff41346386eca"`
[INFO] running `"docker" "rm" "-f" "7450b05d4b87fb08cc2f8c9799b0b4fa97626c27f4a813d2dd1ff41346386eca"`
[INFO] [stdout] 7450b05d4b87fb08cc2f8c9799b0b4fa97626c27f4a813d2dd1ff41346386eca