Oct 12 20:53:35.899 INFO checking gyscos/varf against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:53:35.899 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 20:53:36.172 INFO blam! 993acbf992da6307c52be94d5a9f9f53dbc26fa59b52d7072d52bd98489e3f76
Oct 12 20:53:36.180 INFO running `"docker" "start" "-a" "993acbf992da6307c52be94d5a9f9f53dbc26fa59b52d7072d52bd98489e3f76"`
Oct 12 20:53:36.882 INFO kablam! usermod: no changes
Oct 12 20:53:37.057 INFO kablam!     Checking sequence_trie v0.2.1
Oct 12 20:53:37.058 INFO kablam!     Checking conduit-mime-types v0.7.3
Oct 12 20:53:37.058 INFO kablam!     Checking toml v0.4.1
Oct 12 20:53:37.059 INFO kablam!     Checking serde_json v0.8.6
Oct 12 20:53:37.068 INFO kablam!     Checking handlebars v0.26.2
Oct 12 20:53:37.656 INFO kablam!     Checking iron v0.5.1
Oct 12 20:53:40.347 INFO kablam!     Checking persistent v0.3.0
Oct 12 20:53:40.347 INFO kablam!     Checking mount v0.3.0
Oct 12 20:53:40.347 INFO kablam!     Checking router v0.5.1
Oct 12 20:53:42.273 INFO kablam!     Checking staticfile v0.4.0
Oct 12 20:53:42.616 INFO kablam!     Checking bodyparser v0.5.0
Oct 12 20:53:43.533 INFO kablam!     Checking handlebars-iron v0.24.1
Oct 12 20:53:44.745 INFO kablam!     Checking urlencoded v0.5.0
Oct 12 20:53:46.293 INFO kablam!     Checking varf v0.1.2 (/source)
Oct 12 20:53:48.740 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 12 20:53:48.741 INFO kablam!   --> src/visu.rs:71:5
Oct 12 20:53:48.741 INFO kablam!    |
Oct 12 20:53:48.741 INFO kablam! 71 | /     divs.iter()
Oct 12 20:53:48.741 INFO kablam! 72 | |         .rev()
Oct 12 20:53:48.741 INFO kablam! 73 | |         .map(|k| n / k)
Oct 12 20:53:48.741 INFO kablam! 74 | |         .collect::<Vec<usize>>()
Oct 12 20:53:48.741 INFO kablam! 75 | |         .iter()
Oct 12 20:53:48.741 INFO kablam! 76 | |         .map(|k| divs.push(*k))
Oct 12 20:53:48.741 INFO kablam! 77 | |         .collect::<Vec<()>>();
Oct 12 20:53:48.741 INFO kablam!    | |______________________________^
Oct 12 20:53:48.741 INFO kablam!    |
Oct 12 20:53:48.741 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 20:53:48.741 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 12 20:53:48.741 INFO kablam! 
Oct 12 20:53:48.771 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 12 20:53:48.771 INFO kablam!   --> src/visu.rs:71:5
Oct 12 20:53:48.771 INFO kablam!    |
Oct 12 20:53:48.771 INFO kablam! 71 | /     divs.iter()
Oct 12 20:53:48.771 INFO kablam! 72 | |         .rev()
Oct 12 20:53:48.771 INFO kablam! 73 | |         .map(|k| n / k)
Oct 12 20:53:48.771 INFO kablam! 74 | |         .collect::<Vec<usize>>()
Oct 12 20:53:48.771 INFO kablam! 75 | |         .iter()
Oct 12 20:53:48.771 INFO kablam! 76 | |         .map(|k| divs.push(*k))
Oct 12 20:53:48.771 INFO kablam! 77 | |         .collect::<Vec<()>>();
Oct 12 20:53:48.771 INFO kablam!    | |______________________________^
Oct 12 20:53:48.771 INFO kablam!    |
Oct 12 20:53:48.771 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 20:53:48.771 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 12 20:53:48.771 INFO kablam! 
Oct 12 20:53:48.800 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.89s
Oct 12 20:53:48.809 INFO kablam! su: No module specific data is present
Oct 12 20:53:49.112 INFO running `"docker" "rm" "-f" "993acbf992da6307c52be94d5a9f9f53dbc26fa59b52d7072d52bd98489e3f76"`
Oct 12 20:53:49.214 INFO blam! 993acbf992da6307c52be94d5a9f9f53dbc26fa59b52d7072d52bd98489e3f76