Nov 30 02:11:13.545 INFO checking gyscos/varf against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:11:13.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 02:11:13.840 INFO [stdout] fb11da90787ac835b0260bd7c29f7543de5f117f2d25eaf8881977eaec10b2ca
Nov 30 02:11:13.848 INFO running `"docker" "start" "-a" "fb11da90787ac835b0260bd7c29f7543de5f117f2d25eaf8881977eaec10b2ca"`
Nov 30 02:11:14.556 INFO [stderr] usermod: no changes
Nov 30 02:11:14.903 INFO [stderr]     Checking xdg-basedir v1.0.0
Nov 30 02:11:14.905 INFO [stderr]     Checking toml v0.4.1
Nov 30 02:11:14.910 INFO [stderr]     Checking handlebars v0.26.2
Nov 30 02:11:14.910 INFO [stderr]     Checking persistent v0.3.0
Nov 30 02:11:14.910 INFO [stderr]     Checking mount v0.3.0
Nov 30 02:11:16.556 INFO [stderr]     Checking staticfile v0.4.0
Nov 30 02:11:16.868 INFO [stderr]     Checking bodyparser v0.5.0
Nov 30 02:11:18.456 INFO [stderr]     Checking urlencoded v0.5.0
Nov 30 02:11:18.722 INFO [stderr]     Checking handlebars-iron v0.24.1
Nov 30 02:11:20.501 INFO [stderr]     Checking varf v0.1.2 (/source)
Nov 30 02:11:23.586 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 30 02:11:23.586 INFO [stderr]   --> src/visu.rs:71:5
Nov 30 02:11:23.586 INFO [stderr]    |
Nov 30 02:11:23.586 INFO [stderr] 71 | /     divs.iter()
Nov 30 02:11:23.586 INFO [stderr] 72 | |         .rev()
Nov 30 02:11:23.586 INFO [stderr] 73 | |         .map(|k| n / k)
Nov 30 02:11:23.587 INFO [stderr] 74 | |         .collect::<Vec<usize>>()
Nov 30 02:11:23.587 INFO [stderr] 75 | |         .iter()
Nov 30 02:11:23.587 INFO [stderr] 76 | |         .map(|k| divs.push(*k))
Nov 30 02:11:23.587 INFO [stderr] 77 | |         .collect::<Vec<()>>();
Nov 30 02:11:23.587 INFO [stderr]    | |______________________________^
Nov 30 02:11:23.587 INFO [stderr]    |
Nov 30 02:11:23.587 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 02:11:23.587 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 30 02:11:23.587 INFO [stderr] 
Nov 30 02:11:23.908 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 30 02:11:23.908 INFO [stderr]   --> src/visu.rs:71:5
Nov 30 02:11:23.908 INFO [stderr]    |
Nov 30 02:11:23.908 INFO [stderr] 71 | /     divs.iter()
Nov 30 02:11:23.908 INFO [stderr] 72 | |         .rev()
Nov 30 02:11:23.908 INFO [stderr] 73 | |         .map(|k| n / k)
Nov 30 02:11:23.908 INFO [stderr] 74 | |         .collect::<Vec<usize>>()
Nov 30 02:11:23.908 INFO [stderr] 75 | |         .iter()
Nov 30 02:11:23.908 INFO [stderr] 76 | |         .map(|k| divs.push(*k))
Nov 30 02:11:23.908 INFO [stderr] 77 | |         .collect::<Vec<()>>();
Nov 30 02:11:23.908 INFO [stderr]    | |______________________________^
Nov 30 02:11:23.908 INFO [stderr]    |
Nov 30 02:11:23.908 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 02:11:23.908 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 30 02:11:23.909 INFO [stderr] 
Nov 30 02:11:23.953 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.38s
Nov 30 02:11:23.974 INFO [stderr] su: No module specific data is present
Nov 30 02:11:24.819 INFO running `"docker" "inspect" "fb11da90787ac835b0260bd7c29f7543de5f117f2d25eaf8881977eaec10b2ca"`
Nov 30 02:11:25.036 INFO running `"docker" "rm" "-f" "fb11da90787ac835b0260bd7c29f7543de5f117f2d25eaf8881977eaec10b2ca"`
Nov 30 02:11:25.308 INFO [stdout] fb11da90787ac835b0260bd7c29f7543de5f117f2d25eaf8881977eaec10b2ca