Oct 12 11:16:00.891 INFO checking vishusandy/passgen against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 11:16:00.891 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/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 12 11:16:01.560 INFO blam! ebab4af5cfc961ea4efa10d13ffdfc40c3ba27e2d7dd4e13d53bb6ab98b19d75
Oct 12 11:16:01.566 INFO running `"docker" "start" "-a" "ebab4af5cfc961ea4efa10d13ffdfc40c3ba27e2d7dd4e13d53bb6ab98b19d75"`
Oct 12 11:16:03.328 INFO kablam! usermod: no changes
Oct 12 11:16:03.416 INFO kablam!     Checking libc v0.2.26
Oct 12 11:16:03.416 INFO kablam!     Checking serde v1.0.10
Oct 12 11:16:03.416 INFO kablam!     Checking rmp v0.8.6
Oct 12 11:16:05.562 INFO kablam!     Checking rand v0.3.15
Oct 12 11:16:05.564 INFO kablam!     Checking time v0.1.38
Oct 12 11:16:08.282 INFO kablam!     Checking num-bigint v0.1.40
Oct 12 11:16:11.020 INFO kablam!     Checking num-rational v0.1.39
Oct 12 11:16:11.997 INFO kablam!     Checking num v0.1.40
Oct 12 11:16:15.772 INFO kablam!     Checking rmp-serde v0.13.4
Oct 12 11:16:16.571 INFO kablam!     Checking passgen v0.7.5 (/source)
Oct 12 11:16:17.888 INFO kablam! warning: unused import: `Zero`
Oct 12 11:16:17.889 INFO kablam!  --> src/dict_helpers.rs:7:16
Oct 12 11:16:17.889 INFO kablam!   |
Oct 12 11:16:17.890 INFO kablam! 7 | use num::{Num, Zero, One};
Oct 12 11:16:17.890 INFO kablam!   |                ^^^^
Oct 12 11:16:17.890 INFO kablam!   |
Oct 12 11:16:17.891 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:16:17.891 INFO kablam! 
Oct 12 11:16:17.891 INFO kablam! warning: unused import: `std::ops::Add`
Oct 12 11:16:17.891 INFO kablam!  --> src/dict_helpers.rs:8:5
Oct 12 11:16:17.892 INFO kablam!   |
Oct 12 11:16:17.892 INFO kablam! 8 | use std::ops::Add;
Oct 12 11:16:17.892 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 11:16:17.893 INFO kablam! 
Oct 12 11:16:17.980 INFO kablam! warning: unused import: `Zero`
Oct 12 11:16:17.981 INFO kablam!  --> src/dict_helpers.rs:7:16
Oct 12 11:16:17.981 INFO kablam!   |
Oct 12 11:16:17.981 INFO kablam! 7 | use num::{Num, Zero, One};
Oct 12 11:16:17.982 INFO kablam!   |                ^^^^
Oct 12 11:16:17.982 INFO kablam!   |
Oct 12 11:16:17.982 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:16:17.983 INFO kablam! 
Oct 12 11:16:17.983 INFO kablam! warning: unused import: `std::ops::Add`
Oct 12 11:16:17.983 INFO kablam!  --> src/dict_helpers.rs:8:5
Oct 12 11:16:17.984 INFO kablam!   |
Oct 12 11:16:17.984 INFO kablam! 8 | use std::ops::Add;
Oct 12 11:16:17.984 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 11:16:17.985 INFO kablam! 
Oct 12 11:16:21.318 INFO kablam! warning: unused import: `One`
Oct 12 11:16:21.318 INFO kablam!  --> src/dict_helpers.rs:7:22
Oct 12 11:16:21.318 INFO kablam!   |
Oct 12 11:16:21.318 INFO kablam! 7 | use num::{Num, Zero, One};
Oct 12 11:16:21.318 INFO kablam!   |                      ^^^
Oct 12 11:16:21.324 INFO kablam! 
Oct 12 11:16:21.640 INFO kablam! warning: unused variable: `ns`
Oct 12 11:16:21.640 INFO kablam!    --> src/passwords.rs:208:13
Oct 12 11:16:21.640 INFO kablam!     |
Oct 12 11:16:21.640 INFO kablam! 208 |     let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49];
Oct 12 11:16:21.640 INFO kablam!     |             ^^ help: consider using `_ns` instead
Oct 12 11:16:21.640 INFO kablam!     |
Oct 12 11:16:21.640 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 11:16:21.640 INFO kablam! 
Oct 12 11:16:22.120 INFO kablam! warning: unused import: `One`
Oct 12 11:16:22.120 INFO kablam!  --> src/dict_helpers.rs:7:22
Oct 12 11:16:22.120 INFO kablam!   |
Oct 12 11:16:22.120 INFO kablam! 7 | use num::{Num, Zero, One};
Oct 12 11:16:22.120 INFO kablam!   |                      ^^^
Oct 12 11:16:22.120 INFO kablam! 
Oct 12 11:16:22.412 INFO kablam! warning: unused variable: `ns`
Oct 12 11:16:22.412 INFO kablam!    --> src/passwords.rs:208:13
Oct 12 11:16:22.412 INFO kablam!     |
Oct 12 11:16:22.413 INFO kablam! 208 |     let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49];
Oct 12 11:16:22.413 INFO kablam!     |             ^^ help: consider using `_ns` instead
Oct 12 11:16:22.413 INFO kablam!     |
Oct 12 11:16:22.413 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 11:16:22.414 INFO kablam! 
Oct 12 11:16:22.856 INFO kablam! warning: variable does not need to be mutable
Oct 12 11:16:22.857 INFO kablam!    --> src/passwords.rs:208:9
Oct 12 11:16:22.857 INFO kablam!     |
Oct 12 11:16:22.857 INFO kablam! 208 |     let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49];
Oct 12 11:16:22.858 INFO kablam!     |         ----^^
Oct 12 11:16:22.858 INFO kablam!     |         |
Oct 12 11:16:22.858 INFO kablam!     |         help: remove this `mut`
Oct 12 11:16:22.859 INFO kablam!     |
Oct 12 11:16:22.859 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 11:16:22.859 INFO kablam! 
Oct 12 11:16:22.884 INFO kablam! warning: function is never used: `find_plurals`
Oct 12 11:16:22.885 INFO kablam!    --> src/dict_helpers.rs:254:1
Oct 12 11:16:22.885 INFO kablam!     |
Oct 12 11:16:22.885 INFO kablam! 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Oct 12 11:16:22.886 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:16:22.886 INFO kablam!     |
Oct 12 11:16:22.887 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 12 11:16:22.887 INFO kablam! 
Oct 12 11:16:23.224 INFO kablam! warning: variable does not need to be mutable
Oct 12 11:16:23.224 INFO kablam!    --> src/passwords.rs:208:9
Oct 12 11:16:23.224 INFO kablam!     |
Oct 12 11:16:23.224 INFO kablam! 208 |     let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49];
Oct 12 11:16:23.224 INFO kablam!     |         ----^^
Oct 12 11:16:23.224 INFO kablam!     |         |
Oct 12 11:16:23.224 INFO kablam!     |         help: remove this `mut`
Oct 12 11:16:23.228 INFO kablam!     |
Oct 12 11:16:23.228 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 11:16:23.228 INFO kablam! 
Oct 12 11:16:23.252 INFO kablam! warning: function is never used: `find_plurals`
Oct 12 11:16:23.252 INFO kablam!    --> src/dict_helpers.rs:254:1
Oct 12 11:16:23.252 INFO kablam!     |
Oct 12 11:16:23.252 INFO kablam! 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Oct 12 11:16:23.252 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:16:23.252 INFO kablam!     |
Oct 12 11:16:23.252 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 12 11:16:23.252 INFO kablam! 
Oct 12 11:16:23.520 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:16:23.521 INFO kablam!    --> src/dict_helpers.rs:272:9
Oct 12 11:16:23.521 INFO kablam!     |
Oct 12 11:16:23.521 INFO kablam! 272 |         f.write(plurals[i].as_bytes());
Oct 12 11:16:23.522 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:16:23.522 INFO kablam!     |
Oct 12 11:16:23.522 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 11:16:23.529 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:16:23.529 INFO kablam! 
Oct 12 11:16:23.529 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:16:23.530 INFO kablam!    --> src/dict_helpers.rs:274:9
Oct 12 11:16:23.530 INFO kablam!     |
Oct 12 11:16:23.530 INFO kablam! 274 |         f.write(b"\n");
Oct 12 11:16:23.530 INFO kablam!     |         ^^^^^^^^^^^^^^^
Oct 12 11:16:23.531 INFO kablam!     |
Oct 12 11:16:23.531 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:16:23.531 INFO kablam! 
Oct 12 11:16:24.140 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:16:24.140 INFO kablam!    --> src/dict_helpers.rs:272:9
Oct 12 11:16:24.140 INFO kablam!     |
Oct 12 11:16:24.140 INFO kablam! 272 |         f.write(plurals[i].as_bytes());
Oct 12 11:16:24.140 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:16:24.140 INFO kablam!     |
Oct 12 11:16:24.140 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 11:16:24.140 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:16:24.140 INFO kablam! 
Oct 12 11:16:24.140 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 11:16:24.140 INFO kablam!    --> src/dict_helpers.rs:274:9
Oct 12 11:16:24.140 INFO kablam!     |
Oct 12 11:16:24.140 INFO kablam! 274 |         f.write(b"\n");
Oct 12 11:16:24.140 INFO kablam!     |         ^^^^^^^^^^^^^^^
Oct 12 11:16:24.140 INFO kablam!     |
Oct 12 11:16:24.140 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 11:16:24.140 INFO kablam! 
Oct 12 11:16:25.072 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
Oct 12 11:16:25.084 INFO kablam! su: No module specific data is present
Oct 12 11:16:25.580 INFO running `"docker" "rm" "-f" "ebab4af5cfc961ea4efa10d13ffdfc40c3ba27e2d7dd4e13d53bb6ab98b19d75"`
Oct 12 11:16:25.860 INFO blam! ebab4af5cfc961ea4efa10d13ffdfc40c3ba27e2d7dd4e13d53bb6ab98b19d75