Nov 06 22:11:32.893 INFO checking erikjohnston/synapse-find-unreferenced-state-groups against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 22:11:32.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 22:11:33.331 INFO blam! 76625c29699503861992a1e8dd905d3def6073004c27ab6fbad4cb3f6123f7c9
Nov 06 22:11:33.332 INFO running `"docker" "start" "-a" "76625c29699503861992a1e8dd905d3def6073004c27ab6fbad4cb3f6123f7c9"`
Nov 06 22:11:34.552 INFO kablam! usermod: no changes
Nov 06 22:11:34.861 INFO kablam!     Checking fallible-iterator v0.1.5
Nov 06 22:11:34.871 INFO kablam!     Checking stringprep v0.1.2
Nov 06 22:11:34.872 INFO kablam!     Checking phf v0.7.23
Nov 06 22:11:34.875 INFO kablam!     Checking console v0.6.2
Nov 06 22:11:36.928 INFO kablam!     Checking postgres-protocol v0.3.2
Nov 06 22:11:38.599 INFO kablam!     Checking indicatif v0.9.0
Nov 06 22:11:39.938 INFO kablam!     Checking postgres-shared v0.4.2
Nov 06 22:11:43.187 INFO kablam!     Checking postgres v0.15.2
Nov 06 22:11:45.269 INFO kablam!     Checking rust-synapse-find-unreferenced-state-groups v0.1.0 (/source)
Nov 06 22:11:49.912 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 22:11:49.912 INFO kablam!    --> src/main.rs:252:17
Nov 06 22:11:49.912 INFO kablam!     |
Nov 06 22:11:49.912 INFO kablam! 252 |                 writeln!(fs, "{}", state_group);
Nov 06 22:11:49.912 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:11:49.913 INFO kablam!     |
Nov 06 22:11:49.914 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 22:11:49.914 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 22:11:49.914 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 06 22:11:49.914 INFO kablam! 
Nov 06 22:11:50.045 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 22:11:50.045 INFO kablam!    --> src/main.rs:252:17
Nov 06 22:11:50.045 INFO kablam!     |
Nov 06 22:11:50.045 INFO kablam! 252 |                 writeln!(fs, "{}", state_group);
Nov 06 22:11:50.045 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:11:50.045 INFO kablam!     |
Nov 06 22:11:50.045 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 22:11:50.045 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 22:11:50.045 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 06 22:11:50.045 INFO kablam! 
Nov 06 22:11:50.088 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.50s
Nov 06 22:11:50.102 INFO kablam! su: No module specific data is present
Nov 06 22:11:51.721 INFO running `"docker" "rm" "-f" "76625c29699503861992a1e8dd905d3def6073004c27ab6fbad4cb3f6123f7c9"`
Nov 06 22:11:52.044 INFO blam! 76625c29699503861992a1e8dd905d3def6073004c27ab6fbad4cb3f6123f7c9