Dec 05 12:31:25.288 INFO checking gpw-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 12:31:25.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 12:31:25.931 INFO [stdout] 4099cd33cced9f53362d64c6ed16a65943514a94f28f2867d6115df16a9eeee3
Dec 05 12:31:25.933 INFO running `"docker" "start" "-a" "4099cd33cced9f53362d64c6ed16a65943514a94f28f2867d6115df16a9eeee3"`
Dec 05 12:31:27.591 INFO [stderr] usermod: no changes
Dec 05 12:31:27.739 INFO [stderr]    Compiling ndarray v0.12.1
Dec 05 12:31:37.893 INFO [stderr]     Checking gpw v0.1.0 (/source)
Dec 05 12:31:39.315 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 12:31:39.315 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 12:31:39.315 INFO [stderr]   |
Dec 05 12:31:39.315 INFO [stderr] 5 | #[macro_use]
Dec 05 12:31:39.315 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 12:31:39.315 INFO [stderr]   |
Dec 05 12:31:39.315 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 12:31:39.315 INFO [stderr] 
Dec 05 12:31:39.315 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 05 12:31:39.315 INFO [stderr]   --> src/lib.rs:88:15
Dec 05 12:31:39.318 INFO [stderr]    |
Dec 05 12:31:39.319 INFO [stderr] 88 |         while (nchar < LENGTH) {
Dec 05 12:31:39.319 INFO [stderr]    |               ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 12:31:39.319 INFO [stderr]    |
Dec 05 12:31:39.319 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 12:31:39.319 INFO [stderr] 
Dec 05 12:31:39.372 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:31:39.372 INFO [stderr]   --> src/lib.rs:39:13
Dec 05 12:31:39.372 INFO [stderr]    |
Dec 05 12:31:39.372 INFO [stderr] 39 |         let mut retval = PasswordGenerator {
Dec 05 12:31:39.372 INFO [stderr]    |             ----^^^^^^
Dec 05 12:31:39.372 INFO [stderr]    |             |
Dec 05 12:31:39.372 INFO [stderr]    |             help: remove this `mut`
Dec 05 12:31:39.372 INFO [stderr]    |
Dec 05 12:31:39.372 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 12:31:39.372 INFO [stderr] 
Dec 05 12:31:39.411 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 12:31:39.411 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 12:31:39.411 INFO [stderr]   |
Dec 05 12:31:39.411 INFO [stderr] 5 | #[macro_use]
Dec 05 12:31:39.411 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 12:31:39.411 INFO [stderr]   |
Dec 05 12:31:39.411 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 12:31:39.411 INFO [stderr] 
Dec 05 12:31:39.411 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 05 12:31:39.411 INFO [stderr]   --> src/lib.rs:88:15
Dec 05 12:31:39.411 INFO [stderr]    |
Dec 05 12:31:39.411 INFO [stderr] 88 |         while (nchar < LENGTH) {
Dec 05 12:31:39.411 INFO [stderr]    |               ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 12:31:39.411 INFO [stderr]    |
Dec 05 12:31:39.411 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 12:31:39.411 INFO [stderr] 
Dec 05 12:31:39.527 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:31:39.527 INFO [stderr]   --> src/lib.rs:39:13
Dec 05 12:31:39.527 INFO [stderr]    |
Dec 05 12:31:39.528 INFO [stderr] 39 |         let mut retval = PasswordGenerator {
Dec 05 12:31:39.531 INFO [stderr]    |             ----^^^^^^
Dec 05 12:31:39.531 INFO [stderr]    |             |
Dec 05 12:31:39.531 INFO [stderr]    |             help: remove this `mut`
Dec 05 12:31:39.531 INFO [stderr]    |
Dec 05 12:31:39.531 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 12:31:39.531 INFO [stderr] 
Dec 05 12:31:39.540 INFO [stderr] warning: function is never used: `empty_trigram_file`
Dec 05 12:31:39.540 INFO [stderr]   --> src/trigram.rs:13:5
Dec 05 12:31:39.540 INFO [stderr]    |
Dec 05 12:31:39.540 INFO [stderr] 13 |     fn empty_trigram_file() {
Dec 05 12:31:39.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 12:31:39.540 INFO [stderr]    |
Dec 05 12:31:39.543 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 12:31:39.543 INFO [stderr] 
Dec 05 12:31:39.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.95s
Dec 05 12:31:39.568 INFO [stderr] su: No module specific data is present
Dec 05 12:31:40.235 INFO running `"docker" "inspect" "4099cd33cced9f53362d64c6ed16a65943514a94f28f2867d6115df16a9eeee3"`
Dec 05 12:31:40.441 INFO running `"docker" "rm" "-f" "4099cd33cced9f53362d64c6ed16a65943514a94f28f2867d6115df16a9eeee3"`
Dec 05 12:31:40.550 INFO [stdout] 4099cd33cced9f53362d64c6ed16a65943514a94f28f2867d6115df16a9eeee3