Oct 26 19:50:00.537 INFO checking taskie/rust-memo against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 19:50:00.539 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-6/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 26 19:50:01.097 INFO blam! 8fb60fa261715371ab1fc29dbcdf5a7c6d376975f3be086be507f8bba45d160b
Oct 26 19:50:01.100 INFO running `"docker" "start" "-a" "8fb60fa261715371ab1fc29dbcdf5a7c6d376975f3be086be507f8bba45d160b"`
Oct 26 19:50:03.342 INFO kablam! usermod: no changes
Oct 26 19:50:03.419 INFO kablam!     Checking memo v0.1.0 (/source)
Oct 26 19:50:03.784 INFO kablam! warning: struct is never constructed: `S2_1`
Oct 26 19:50:03.785 INFO kablam!  --> src/memo1.rs:5:1
Oct 26 19:50:03.785 INFO kablam!   |
Oct 26 19:50:03.785 INFO kablam! 5 | struct S2_1 { s1: Option<S1> }
Oct 26 19:50:03.785 INFO kablam!   | ^^^^^^^^^^^
Oct 26 19:50:03.785 INFO kablam!   |
Oct 26 19:50:03.786 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 26 19:50:03.786 INFO kablam! 
Oct 26 19:50:03.786 INFO kablam! warning: struct is never constructed: `S2_2`
Oct 26 19:50:03.786 INFO kablam!  --> src/memo1.rs:8:1
Oct 26 19:50:03.787 INFO kablam!   |
Oct 26 19:50:03.787 INFO kablam! 8 | struct S2_2<'a> { s1: Option<&'a S1> }
Oct 26 19:50:03.787 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 26 19:50:03.788 INFO kablam! 
Oct 26 19:50:03.788 INFO kablam! warning: method is never used: `f1`
Oct 26 19:50:03.788 INFO kablam!   --> src/memo1.rs:16:5
Oct 26 19:50:03.788 INFO kablam!    |
Oct 26 19:50:03.789 INFO kablam! 16 |     fn f1(&self) -> S1 {
Oct 26 19:50:03.789 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Oct 26 19:50:03.789 INFO kablam! 
Oct 26 19:50:03.790 INFO kablam! warning: method is never used: `f1`
Oct 26 19:50:03.790 INFO kablam!   --> src/memo1.rs:23:5
Oct 26 19:50:03.790 INFO kablam!    |
Oct 26 19:50:03.790 INFO kablam! 23 |     fn f1(&self) -> &S1 {
Oct 26 19:50:03.791 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 26 19:50:03.791 INFO kablam! 
Oct 26 19:50:03.983 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Oct 26 19:50:03.985 INFO kablam! su: No module specific data is present
Oct 26 19:50:04.930 INFO running `"docker" "rm" "-f" "8fb60fa261715371ab1fc29dbcdf5a7c6d376975f3be086be507f8bba45d160b"`
Oct 26 19:50:05.270 INFO blam! 8fb60fa261715371ab1fc29dbcdf5a7c6d376975f3be086be507f8bba45d160b