Nov 09 13:20:29.264 INFO checking erikjohnston/synapse-find-unreferenced-state-groups against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 13:20:29.264 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-5/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +dc13be39fae8d4c607889b27de374b52586485a3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 09 13:20:29.879 INFO blam! c060b20f8d1af0f1fd44bd2e022b989f99ca18cb7619166c3d18f211a6103e65
Nov 09 13:20:29.881 INFO running `"docker" "start" "-a" "c060b20f8d1af0f1fd44bd2e022b989f99ca18cb7619166c3d18f211a6103e65"`
Nov 09 13:20:31.241 INFO kablam! usermod: no changes
Nov 09 13:20:31.487 INFO kablam!     Checking phf_shared v0.7.23
Nov 09 13:20:31.487 INFO kablam!     Checking stringprep v0.1.2
Nov 09 13:20:31.511 INFO kablam!     Checking console v0.6.2
Nov 09 13:20:32.474 INFO kablam!     Checking phf v0.7.23
Nov 09 13:20:33.423 INFO kablam!     Checking postgres-protocol v0.3.2
Nov 09 13:20:35.083 INFO kablam!     Checking indicatif v0.9.0
Nov 09 13:20:36.659 INFO kablam!     Checking postgres-shared v0.4.2
Nov 09 13:20:39.420 INFO kablam!     Checking postgres v0.15.2
Nov 09 13:20:41.438 INFO kablam!     Checking rust-synapse-find-unreferenced-state-groups v0.1.0 (/source)
Nov 09 13:20:46.039 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 13:20:46.039 INFO kablam!    --> src/main.rs:252:17
Nov 09 13:20:46.039 INFO kablam!     |
Nov 09 13:20:46.039 INFO kablam! 252 |                 writeln!(fs, "{}", state_group);
Nov 09 13:20:46.039 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 13:20:46.039 INFO kablam!     |
Nov 09 13:20:46.039 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 09 13:20:46.039 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 13:20:46.039 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 09 13:20:46.039 INFO kablam! 
Nov 09 13:20:46.207 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 13:20:46.207 INFO kablam!    --> src/main.rs:252:17
Nov 09 13:20:46.207 INFO kablam!     |
Nov 09 13:20:46.207 INFO kablam! 252 |                 writeln!(fs, "{}", state_group);
Nov 09 13:20:46.207 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 13:20:46.207 INFO kablam!     |
Nov 09 13:20:46.207 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 09 13:20:46.207 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 13:20:46.207 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 09 13:20:46.207 INFO kablam! 
Nov 09 13:20:46.236 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.97s
Nov 09 13:20:46.250 INFO kablam! su: No module specific data is present
Nov 09 13:20:47.751 INFO running `"docker" "rm" "-f" "c060b20f8d1af0f1fd44bd2e022b989f99ca18cb7619166c3d18f211a6103e65"`
Nov 09 13:20:48.067 INFO blam! c060b20f8d1af0f1fd44bd2e022b989f99ca18cb7619166c3d18f211a6103e65