Nov 07 07:12:09.359 INFO checking ubend-0.2.1 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 07:12:09.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 07 07:12:09.620 INFO blam! 4f6703bf35fd6945d1cf6aa4b8afc3e4a3056fbd0b206a2d2431f6a219347051
Nov 07 07:12:09.632 INFO running `"docker" "start" "-a" "4f6703bf35fd6945d1cf6aa4b8afc3e4a3056fbd0b206a2d2431f6a219347051"`
Nov 07 07:12:10.532 INFO kablam! usermod: no changes
Nov 07 07:12:10.596 INFO kablam!     Checking ubend v0.2.1 (/source)
Nov 07 07:12:12.804 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 07:12:12.804 INFO kablam!    --> tests/main.rs:180:3
Nov 07 07:12:12.804 INFO kablam!     |
Nov 07 07:12:12.804 INFO kablam! 180 |         write!(stream, "hello world");
Nov 07 07:12:12.804 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 07:12:12.804 INFO kablam!     |
Nov 07 07:12:12.804 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 07 07:12:12.804 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 07:12:12.804 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 07 07:12:12.804 INFO kablam! 
Nov 07 07:12:12.805 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 07:12:12.805 INFO kablam!    --> tests/main.rs:211:3
Nov 07 07:12:12.805 INFO kablam!     |
Nov 07 07:12:12.805 INFO kablam! 211 |         write!(stream, "spam\neggs\nspam spam\n");
Nov 07 07:12:12.805 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 07:12:12.805 INFO kablam!     |
Nov 07 07:12:12.805 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 07:12:12.805 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 07 07:12:12.805 INFO kablam! 
Nov 07 07:12:12.837 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
Nov 07 07:12:12.841 INFO kablam! su: No module specific data is present
Nov 07 07:12:13.480 INFO running `"docker" "rm" "-f" "4f6703bf35fd6945d1cf6aa4b8afc3e4a3056fbd0b206a2d2431f6a219347051"`
Nov 07 07:12:13.788 INFO blam! 4f6703bf35fd6945d1cf6aa4b8afc3e4a3056fbd0b206a2d2431f6a219347051