Oct 12 12:01:22.539 INFO checking tomabou/sample_lp against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:01:22.539 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 12:01:22.755 INFO blam! 82c0314c2c6871a80f1b09f84034332c15a22bb0e70d352638059d5f7e58d332
Oct 12 12:01:22.757 INFO running `"docker" "start" "-a" "82c0314c2c6871a80f1b09f84034332c15a22bb0e70d352638059d5f7e58d332"`
Oct 12 12:01:23.669 INFO kablam! usermod: no changes
Oct 12 12:01:23.726 INFO kablam!     Checking sample_lp v0.1.0 (/source)
Oct 12 12:01:24.180 INFO kablam! warning: method is never used: `sample`
Oct 12 12:01:24.180 INFO kablam!    --> src/main.rs:153:5
Oct 12 12:01:24.180 INFO kablam!     |
Oct 12 12:01:24.180 INFO kablam! 153 |     fn sample() -> Canonical {
Oct 12 12:01:24.180 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:01:24.180 INFO kablam!     |
Oct 12 12:01:24.180 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 12 12:01:24.180 INFO kablam! 
Oct 12 12:01:24.207 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Oct 12 12:01:24.211 INFO kablam! su: No module specific data is present
Oct 12 12:01:24.897 INFO running `"docker" "rm" "-f" "82c0314c2c6871a80f1b09f84034332c15a22bb0e70d352638059d5f7e58d332"`
Oct 12 12:01:25.228 INFO blam! 82c0314c2c6871a80f1b09f84034332c15a22bb0e70d352638059d5f7e58d332