Nov 09 11:11:29.888 INFO checking jhwagner/rust_by_example_solutions against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 11:11:29.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-0/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 11:11:30.279 INFO blam! 2a6640380a255b4297598eded7269b6fd9be15bdf6874153020ed2bb9d494b9b
Nov 09 11:11:30.295 INFO running `"docker" "start" "-a" "2a6640380a255b4297598eded7269b6fd9be15bdf6874153020ed2bb9d494b9b"`
Nov 09 11:11:32.175 INFO kablam! usermod: no changes
Nov 09 11:11:32.260 INFO kablam!     Checking rust_by_example_solutions v0.1.0 (/source)
Nov 09 11:11:34.087 INFO kablam! warning: struct is never constructed: `Structure`
Nov 09 11:11:34.087 INFO kablam!   --> src/bin/1_2_0_formatted_print.rs:27:5
Nov 09 11:11:34.087 INFO kablam!    |
Nov 09 11:11:34.087 INFO kablam! 27 |     struct Structure(i32);
Nov 09 11:11:34.087 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:11:34.087 INFO kablam!    |
Nov 09 11:11:34.087 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 11:11:34.087 INFO kablam! 
Nov 09 11:11:35.348 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
Nov 09 11:11:35.358 INFO kablam! su: No module specific data is present
Nov 09 11:11:36.511 INFO running `"docker" "rm" "-f" "2a6640380a255b4297598eded7269b6fd9be15bdf6874153020ed2bb9d494b9b"`
Nov 09 11:11:36.768 INFO blam! 2a6640380a255b4297598eded7269b6fd9be15bdf6874153020ed2bb9d494b9b