Nov 09 14:42:33.608 INFO checking cowang4/rusty_primes against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 14:42:33.608 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14:42:34.100 INFO blam! 6b7257eebafb1be58b9bae858db2d3dcb64d311788257da994053e5aa488c828
Nov 09 14:42:34.102 INFO running `"docker" "start" "-a" "6b7257eebafb1be58b9bae858db2d3dcb64d311788257da994053e5aa488c828"`
Nov 09 14:42:36.098 INFO kablam! usermod: no changes
Nov 09 14:42:36.179 INFO kablam!     Checking rusty_primes v0.1.0 (/source)
Nov 09 14:42:36.944 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 09 14:42:36.944 INFO kablam!   --> src/main.rs:14:9
Nov 09 14:42:36.944 INFO kablam!    |
Nov 09 14:42:36.944 INFO kablam! 14 | /         ((i*i)..n)
Nov 09 14:42:36.944 INFO kablam! 15 | |             .step_by(i)
Nov 09 14:42:36.944 INFO kablam! 16 | |             .map(|i| primes[i] = false)
Nov 09 14:42:36.944 INFO kablam! 17 | |             .collect::<()>();
Nov 09 14:42:36.944 INFO kablam!    | |_____________________________^
Nov 09 14:42:36.944 INFO kablam!    |
Nov 09 14:42:36.944 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 14:42:36.944 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 09 14:42:36.944 INFO kablam! 
Nov 09 14:42:36.944 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 09 14:42:36.944 INFO kablam!   --> src/main.rs:30:5
Nov 09 14:42:36.944 INFO kablam!    |
Nov 09 14:42:36.944 INFO kablam! 30 | /     primes
Nov 09 14:42:36.944 INFO kablam! 31 | |         .iter()
Nov 09 14:42:36.944 INFO kablam! 32 | |         .map(|i| println!("{}", i))
Nov 09 14:42:36.944 INFO kablam! 33 | |         .collect::<()>();
Nov 09 14:42:36.944 INFO kablam!    | |_________________________^
Nov 09 14:42:36.944 INFO kablam!    |
Nov 09 14:42:36.944 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 09 14:42:36.944 INFO kablam! 
Nov 09 14:42:37.209 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 09 14:42:37.209 INFO kablam!   --> src/main.rs:14:9
Nov 09 14:42:37.209 INFO kablam!    |
Nov 09 14:42:37.209 INFO kablam! 14 | /         ((i*i)..n)
Nov 09 14:42:37.209 INFO kablam! 15 | |             .step_by(i)
Nov 09 14:42:37.209 INFO kablam! 16 | |             .map(|i| primes[i] = false)
Nov 09 14:42:37.209 INFO kablam! 17 | |             .collect::<()>();
Nov 09 14:42:37.209 INFO kablam!    | |_____________________________^
Nov 09 14:42:37.209 INFO kablam!    |
Nov 09 14:42:37.209 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 14:42:37.209 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 09 14:42:37.209 INFO kablam! 
Nov 09 14:42:37.212 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 09 14:42:37.212 INFO kablam!   --> src/main.rs:30:5
Nov 09 14:42:37.212 INFO kablam!    |
Nov 09 14:42:37.212 INFO kablam! 30 | /     primes
Nov 09 14:42:37.212 INFO kablam! 31 | |         .iter()
Nov 09 14:42:37.212 INFO kablam! 32 | |         .map(|i| println!("{}", i))
Nov 09 14:42:37.212 INFO kablam! 33 | |         .collect::<()>();
Nov 09 14:42:37.212 INFO kablam!    | |_________________________^
Nov 09 14:42:37.212 INFO kablam!    |
Nov 09 14:42:37.212 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 09 14:42:37.212 INFO kablam! 
Nov 09 14:42:37.223 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Nov 09 14:42:37.225 INFO kablam! su: No module specific data is present
Nov 09 14:42:37.983 INFO running `"docker" "rm" "-f" "6b7257eebafb1be58b9bae858db2d3dcb64d311788257da994053e5aa488c828"`
Nov 09 14:42:38.395 INFO blam! 6b7257eebafb1be58b9bae858db2d3dcb64d311788257da994053e5aa488c828