Oct 13 17:12:55.942 INFO checking cargo-profiler-0.1.6 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 17:12:55.942 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 13 17:12:56.362 INFO blam! b46b8d75c0dd0c52098e32acbf5b664d03d74cdf6a7f834379b9fd7ed83f0240
Oct 13 17:12:56.364 INFO running `"docker" "start" "-a" "b46b8d75c0dd0c52098e32acbf5b664d03d74cdf6a7f834379b9fd7ed83f0240"`
Oct 13 17:12:57.688 INFO kablam! usermod: no changes
Oct 13 17:12:57.740 INFO kablam! warning: unused manifest key: bin.0.bin
Oct 13 17:12:57.741 INFO kablam! warning: unused manifest key: lib.lib
Oct 13 17:12:57.824 INFO kablam!    Compiling ndarray v0.5.2
Oct 13 17:13:02.628 INFO kablam!     Checking cargo-profiler v0.1.6 (/source)
Oct 13 17:13:06.356 INFO kablam! warning: unnecessary parentheses around function argument
Oct 13 17:13:06.357 INFO kablam!   --> src/display.rs:60:42
Oct 13 17:13:06.357 INFO kablam!    |
Oct 13 17:13:06.357 INFO kablam! 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
Oct 13 17:13:06.357 INFO kablam!    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 17:13:06.357 INFO kablam!    |
Oct 13 17:13:06.357 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 17:13:06.357 INFO kablam! 
Oct 13 17:13:06.398 INFO kablam! warning: unnecessary parentheses around function argument
Oct 13 17:13:06.398 INFO kablam!   --> src/display.rs:60:42
Oct 13 17:13:06.399 INFO kablam!    |
Oct 13 17:13:06.399 INFO kablam! 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
Oct 13 17:13:06.399 INFO kablam!    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 17:13:06.399 INFO kablam!    |
Oct 13 17:13:06.399 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 17:13:06.399 INFO kablam! 
Oct 13 17:13:07.044 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:07.045 INFO kablam!   --> src/parse/callgrind.rs:93:13
Oct 13 17:13:07.046 INFO kablam!    |
Oct 13 17:13:07.047 INFO kablam! 93 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:07.047 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:07.048 INFO kablam!    |
Oct 13 17:13:07.049 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 17:13:07.049 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:07.050 INFO kablam! 
Oct 13 17:13:07.050 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:07.051 INFO kablam!    --> src/parse/cachegrind.rs:147:13
Oct 13 17:13:07.052 INFO kablam!     |
Oct 13 17:13:07.052 INFO kablam! 147 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:07.053 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:07.053 INFO kablam!     |
Oct 13 17:13:07.054 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:07.054 INFO kablam! 
Oct 13 17:13:07.320 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:07.320 INFO kablam!   --> src/parse/callgrind.rs:93:13
Oct 13 17:13:07.320 INFO kablam!    |
Oct 13 17:13:07.320 INFO kablam! 93 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:07.320 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:07.336 INFO kablam!    |
Oct 13 17:13:07.336 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 17:13:07.336 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:07.336 INFO kablam! 
Oct 13 17:13:07.336 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:07.336 INFO kablam!    --> src/parse/cachegrind.rs:147:13
Oct 13 17:13:07.336 INFO kablam!     |
Oct 13 17:13:07.336 INFO kablam! 147 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:07.336 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:07.348 INFO kablam!     |
Oct 13 17:13:07.348 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:07.348 INFO kablam! 
Oct 13 17:13:10.056 INFO kablam! warning: unnecessary parentheses around function argument
Oct 13 17:13:10.057 INFO kablam!   --> src/display.rs:60:42
Oct 13 17:13:10.057 INFO kablam!    |
Oct 13 17:13:10.057 INFO kablam! 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
Oct 13 17:13:10.058 INFO kablam!    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 17:13:10.058 INFO kablam!    |
Oct 13 17:13:10.058 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 17:13:10.059 INFO kablam! 
Oct 13 17:13:10.760 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:10.760 INFO kablam!    --> src/parse/cachegrind.rs:147:13
Oct 13 17:13:10.760 INFO kablam!     |
Oct 13 17:13:10.760 INFO kablam! 147 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:10.760 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:10.772 INFO kablam!     |
Oct 13 17:13:10.772 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 17:13:10.772 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:10.772 INFO kablam! 
Oct 13 17:13:10.772 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:10.772 INFO kablam!   --> src/parse/callgrind.rs:93:13
Oct 13 17:13:10.772 INFO kablam!    |
Oct 13 17:13:10.772 INFO kablam! 93 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:10.772 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:10.772 INFO kablam!    |
Oct 13 17:13:10.772 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:10.772 INFO kablam! 
Oct 13 17:13:11.052 INFO kablam! warning: unnecessary parentheses around function argument
Oct 13 17:13:11.052 INFO kablam!   --> src/display.rs:60:42
Oct 13 17:13:11.053 INFO kablam!    |
Oct 13 17:13:11.053 INFO kablam! 60 |                        fmt_thousands_sep((ir + dr + dw), ','),
Oct 13 17:13:11.053 INFO kablam!    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Oct 13 17:13:11.053 INFO kablam!    |
Oct 13 17:13:11.053 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 13 17:13:11.053 INFO kablam! 
Oct 13 17:13:11.528 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:11.528 INFO kablam!    --> src/parse/cachegrind.rs:147:13
Oct 13 17:13:11.528 INFO kablam!     |
Oct 13 17:13:11.528 INFO kablam! 147 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:11.528 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:11.528 INFO kablam!     |
Oct 13 17:13:11.528 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 17:13:11.528 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:11.528 INFO kablam! 
Oct 13 17:13:11.528 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Oct 13 17:13:11.528 INFO kablam!   --> src/parse/callgrind.rs:93:13
Oct 13 17:13:11.528 INFO kablam!    |
Oct 13 17:13:11.528 INFO kablam! 93 |             func.drain(idx..).collect::<String>();
Oct 13 17:13:11.528 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:13:11.528 INFO kablam!    |
Oct 13 17:13:11.528 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 13 17:13:11.528 INFO kablam! 
Oct 13 17:13:11.617 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.89s
Oct 13 17:13:11.622 INFO kablam! su: No module specific data is present
Oct 13 17:13:12.301 INFO running `"docker" "rm" "-f" "b46b8d75c0dd0c52098e32acbf5b664d03d74cdf6a7f834379b9fd7ed83f0240"`
Oct 13 17:13:12.617 INFO blam! b46b8d75c0dd0c52098e32acbf5b664d03d74cdf6a7f834379b9fd7ed83f0240