Dec 18 15:34:35.201 INFO checking gpw-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 15:34:35.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/gpw/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 15:34:35.360 INFO [stdout] 06ff125f086e4b056157485cad9fa1485e820ecbddebaffe4578515a265b1898
Dec 18 15:34:35.370 INFO running `"docker" "start" "-a" "06ff125f086e4b056157485cad9fa1485e820ecbddebaffe4578515a265b1898"`
Dec 18 15:34:35.888 INFO [stderr]    Compiling ndarray v0.12.1
Dec 18 15:34:44.007 INFO [stderr]     Checking gpw v0.1.0 (/opt/crater/workdir)
Dec 18 15:34:44.544 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 15:34:44.544 INFO [stderr]  --> src/lib.rs:5:1
Dec 18 15:34:44.544 INFO [stderr]   |
Dec 18 15:34:44.544 INFO [stderr] 5 | #[macro_use]
Dec 18 15:34:44.544 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 15:34:44.544 INFO [stderr]   |
Dec 18 15:34:44.544 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 15:34:44.544 INFO [stderr] 
Dec 18 15:34:44.544 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 18 15:34:44.544 INFO [stderr]   --> src/lib.rs:88:15
Dec 18 15:34:44.544 INFO [stderr]    |
Dec 18 15:34:44.544 INFO [stderr] 88 |         while (nchar < LENGTH) {
Dec 18 15:34:44.544 INFO [stderr]    |               ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 15:34:44.544 INFO [stderr]    |
Dec 18 15:34:44.544 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 15:34:44.544 INFO [stderr] 
Dec 18 15:34:44.588 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 15:34:44.592 INFO [stderr]  --> src/lib.rs:5:1
Dec 18 15:34:44.592 INFO [stderr]   |
Dec 18 15:34:44.592 INFO [stderr] 5 | #[macro_use]
Dec 18 15:34:44.592 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 15:34:44.592 INFO [stderr]   |
Dec 18 15:34:44.592 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 15:34:44.592 INFO [stderr] 
Dec 18 15:34:44.592 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 18 15:34:44.592 INFO [stderr]   --> src/lib.rs:88:15
Dec 18 15:34:44.592 INFO [stderr]    |
Dec 18 15:34:44.592 INFO [stderr] 88 |         while (nchar < LENGTH) {
Dec 18 15:34:44.592 INFO [stderr]    |               ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 15:34:44.592 INFO [stderr]    |
Dec 18 15:34:44.592 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 15:34:44.592 INFO [stderr] 
Dec 18 15:34:44.600 INFO [stderr] warning: variable does not need to be mutable
Dec 18 15:34:44.600 INFO [stderr]   --> src/lib.rs:39:13
Dec 18 15:34:44.600 INFO [stderr]    |
Dec 18 15:34:44.600 INFO [stderr] 39 |         let mut retval = PasswordGenerator {
Dec 18 15:34:44.600 INFO [stderr]    |             ----^^^^^^
Dec 18 15:34:44.600 INFO [stderr]    |             |
Dec 18 15:34:44.600 INFO [stderr]    |             help: remove this `mut`
Dec 18 15:34:44.600 INFO [stderr]    |
Dec 18 15:34:44.600 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 15:34:44.608 INFO [stderr] 
Dec 18 15:34:44.687 INFO [stderr] warning: variable does not need to be mutable
Dec 18 15:34:44.687 INFO [stderr]   --> src/lib.rs:39:13
Dec 18 15:34:44.687 INFO [stderr]    |
Dec 18 15:34:44.687 INFO [stderr] 39 |         let mut retval = PasswordGenerator {
Dec 18 15:34:44.687 INFO [stderr]    |             ----^^^^^^
Dec 18 15:34:44.687 INFO [stderr]    |             |
Dec 18 15:34:44.687 INFO [stderr]    |             help: remove this `mut`
Dec 18 15:34:44.687 INFO [stderr]    |
Dec 18 15:34:44.687 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 15:34:44.687 INFO [stderr] 
Dec 18 15:34:44.701 INFO [stderr] warning: function is never used: `empty_trigram_file`
Dec 18 15:34:44.701 INFO [stderr]   --> src/trigram.rs:13:5
Dec 18 15:34:44.701 INFO [stderr]    |
Dec 18 15:34:44.701 INFO [stderr] 13 |     fn empty_trigram_file() {
Dec 18 15:34:44.701 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 15:34:44.701 INFO [stderr]    |
Dec 18 15:34:44.701 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 15:34:44.701 INFO [stderr] 
Dec 18 15:34:44.752 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.91s
Dec 18 15:34:45.116 INFO running `"docker" "inspect" "06ff125f086e4b056157485cad9fa1485e820ecbddebaffe4578515a265b1898"`
Dec 18 15:34:45.222 INFO running `"docker" "rm" "-f" "06ff125f086e4b056157485cad9fa1485e820ecbddebaffe4578515a265b1898"`
Dec 18 15:34:45.373 INFO [stdout] 06ff125f086e4b056157485cad9fa1485e820ecbddebaffe4578515a265b1898