Nov 28 16:11:42.887 INFO checking ubend-0.2.1 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 16:11:42.888 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 16:11:43.176 INFO [stdout] fdcddb0d762ab436f6230b1d8153122a62573352c56f5945e50ba18d03ee5477
Nov 28 16:11:43.184 INFO running `"docker" "start" "-a" "fdcddb0d762ab436f6230b1d8153122a62573352c56f5945e50ba18d03ee5477"`
Nov 28 16:11:43.800 INFO [stderr] usermod: no changes
Nov 28 16:11:43.837 INFO [stderr]     Checking ubend v0.2.1 (/source)
Nov 28 16:11:45.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 16:11:45.926 INFO [stderr]    --> tests/main.rs:180:3
Nov 28 16:11:45.926 INFO [stderr]     |
Nov 28 16:11:45.926 INFO [stderr] 180 |         write!(stream, "hello world");
Nov 28 16:11:45.926 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:11:45.926 INFO [stderr]     |
Nov 28 16:11:45.926 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 16:11:45.926 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 16:11:45.926 INFO [stderr]     = 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 28 16:11:45.926 INFO [stderr] 
Nov 28 16:11:45.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 16:11:45.926 INFO [stderr]    --> tests/main.rs:211:3
Nov 28 16:11:45.926 INFO [stderr]     |
Nov 28 16:11:45.926 INFO [stderr] 211 |         write!(stream, "spam\neggs\nspam spam\n");
Nov 28 16:11:45.926 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:11:45.929 INFO [stderr]     |
Nov 28 16:11:45.929 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 16:11:45.929 INFO [stderr]     = 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 28 16:11:45.929 INFO [stderr] 
Nov 28 16:11:45.955 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
Nov 28 16:11:45.959 INFO [stderr] su: No module specific data is present
Nov 28 16:11:47.099 INFO running `"docker" "inspect" "fdcddb0d762ab436f6230b1d8153122a62573352c56f5945e50ba18d03ee5477"`
Nov 28 16:11:47.372 INFO running `"docker" "rm" "-f" "fdcddb0d762ab436f6230b1d8153122a62573352c56f5945e50ba18d03ee5477"`
Nov 28 16:11:47.697 INFO [stdout] fdcddb0d762ab436f6230b1d8153122a62573352c56f5945e50ba18d03ee5477