Dec 17 12:32:42.117 INFO checking vishusandy/passgen against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:32:42.117 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/vishusandy/passgen:/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 17 12:32:42.562 INFO [stdout] aefdfca024d0a55fe24dc29eef67bb3fff32fbae205106afe9c996a977e14a62
Dec 17 12:32:42.566 INFO running `"docker" "start" "-a" "aefdfca024d0a55fe24dc29eef67bb3fff32fbae205106afe9c996a977e14a62"`
Dec 17 12:32:44.484 INFO [stderr]     Checking libc v0.2.26
Dec 17 12:32:44.484 INFO [stderr]     Checking serde v1.0.10
Dec 17 12:32:44.496 INFO [stderr]     Checking num-complex v0.1.40
Dec 17 12:32:44.496 INFO [stderr]     Checking rmp v0.8.6
Dec 17 12:32:44.496 INFO [stderr]     Checking num-iter v0.1.34
Dec 17 12:32:46.656 INFO [stderr]     Checking rand v0.3.15
Dec 17 12:32:46.656 INFO [stderr]     Checking time v0.1.38
Dec 17 12:32:48.768 INFO [stderr]     Checking num-bigint v0.1.40
Dec 17 12:32:50.608 INFO [stderr]     Checking num-rational v0.1.39
Dec 17 12:32:51.220 INFO [stderr]     Checking num v0.1.40
Dec 17 12:32:54.396 INFO [stderr]     Checking rmp-serde v0.13.4
Dec 17 12:32:54.975 INFO [stderr]     Checking passgen v0.7.5 (/opt/crater/workdir)
Dec 17 12:32:55.836 INFO [stderr] warning: unused import: `Zero`
Dec 17 12:32:55.836 INFO [stderr]  --> src/dict_helpers.rs:7:16
Dec 17 12:32:55.836 INFO [stderr]   |
Dec 17 12:32:55.836 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 17 12:32:55.836 INFO [stderr]   |                ^^^^
Dec 17 12:32:55.836 INFO [stderr]   |
Dec 17 12:32:55.836 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:32:55.836 INFO [stderr] 
Dec 17 12:32:55.836 INFO [stderr] warning: unused import: `std::ops::Add`
Dec 17 12:32:55.836 INFO [stderr]  --> src/dict_helpers.rs:8:5
Dec 17 12:32:55.836 INFO [stderr]   |
Dec 17 12:32:55.836 INFO [stderr] 8 | use std::ops::Add;
Dec 17 12:32:55.836 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 12:32:55.836 INFO [stderr] 
Dec 17 12:32:55.848 INFO [stderr] warning: unused import: `Zero`
Dec 17 12:32:55.848 INFO [stderr]  --> src/dict_helpers.rs:7:16
Dec 17 12:32:55.848 INFO [stderr]   |
Dec 17 12:32:55.848 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 17 12:32:55.848 INFO [stderr]   |                ^^^^
Dec 17 12:32:55.848 INFO [stderr]   |
Dec 17 12:32:55.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:32:55.848 INFO [stderr] 
Dec 17 12:32:55.848 INFO [stderr] warning: unused import: `std::ops::Add`
Dec 17 12:32:55.848 INFO [stderr]  --> src/dict_helpers.rs:8:5
Dec 17 12:32:55.848 INFO [stderr]   |
Dec 17 12:32:55.848 INFO [stderr] 8 | use std::ops::Add;
Dec 17 12:32:55.848 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 12:32:55.848 INFO [stderr] 
Dec 17 12:32:59.296 INFO [stderr] warning: unused import: `One`
Dec 17 12:32:59.296 INFO [stderr]  --> src/dict_helpers.rs:7:22
Dec 17 12:32:59.296 INFO [stderr]   |
Dec 17 12:32:59.296 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 17 12:32:59.296 INFO [stderr]   |                      ^^^
Dec 17 12:32:59.296 INFO [stderr] 
Dec 17 12:32:59.492 INFO [stderr] warning: unused variable: `ns`
Dec 17 12:32:59.493 INFO [stderr]    --> src/passwords.rs:208:13
Dec 17 12:32:59.493 INFO [stderr]     |
Dec 17 12:32:59.493 INFO [stderr] 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];
Dec 17 12:32:59.493 INFO [stderr]     |             ^^ help: consider using `_ns` instead
Dec 17 12:32:59.493 INFO [stderr]     |
Dec 17 12:32:59.493 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 12:32:59.493 INFO [stderr] 
Dec 17 12:33:00.083 INFO [stderr] warning: unused import: `One`
Dec 17 12:33:00.083 INFO [stderr]  --> src/dict_helpers.rs:7:22
Dec 17 12:33:00.083 INFO [stderr]   |
Dec 17 12:33:00.083 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 17 12:33:00.084 INFO [stderr]   |                      ^^^
Dec 17 12:33:00.084 INFO [stderr] 
Dec 17 12:33:00.284 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:33:00.284 INFO [stderr]    --> src/passwords.rs:208:9
Dec 17 12:33:00.284 INFO [stderr]     |
Dec 17 12:33:00.284 INFO [stderr] 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];
Dec 17 12:33:00.284 INFO [stderr]     |         ----^^
Dec 17 12:33:00.284 INFO [stderr]     |         |
Dec 17 12:33:00.284 INFO [stderr]     |         help: remove this `mut`
Dec 17 12:33:00.284 INFO [stderr]     |
Dec 17 12:33:00.284 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 12:33:00.284 INFO [stderr] 
Dec 17 12:33:00.304 INFO [stderr] warning: function is never used: `find_plurals`
Dec 17 12:33:00.304 INFO [stderr]    --> src/dict_helpers.rs:254:1
Dec 17 12:33:00.304 INFO [stderr]     |
Dec 17 12:33:00.304 INFO [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Dec 17 12:33:00.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:00.304 INFO [stderr]     |
Dec 17 12:33:00.304 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 12:33:00.304 INFO [stderr] 
Dec 17 12:33:00.472 INFO [stderr] warning: unused variable: `ns`
Dec 17 12:33:00.472 INFO [stderr]    --> src/passwords.rs:208:13
Dec 17 12:33:00.472 INFO [stderr]     |
Dec 17 12:33:00.472 INFO [stderr] 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];
Dec 17 12:33:00.472 INFO [stderr]     |             ^^ help: consider using `_ns` instead
Dec 17 12:33:00.472 INFO [stderr]     |
Dec 17 12:33:00.472 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 12:33:00.472 INFO [stderr] 
Dec 17 12:33:01.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:33:01.100 INFO [stderr]    --> src/dict_helpers.rs:272:9
Dec 17 12:33:01.100 INFO [stderr]     |
Dec 17 12:33:01.100 INFO [stderr] 272 |         f.write(plurals[i].as_bytes());
Dec 17 12:33:01.100 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:01.100 INFO [stderr]     |
Dec 17 12:33:01.100 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 12:33:01.100 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:33:01.100 INFO [stderr] 
Dec 17 12:33:01.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:33:01.100 INFO [stderr]    --> src/dict_helpers.rs:274:9
Dec 17 12:33:01.100 INFO [stderr]     |
Dec 17 12:33:01.101 INFO [stderr] 274 |         f.write(b"\n");
Dec 17 12:33:01.101 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 17 12:33:01.101 INFO [stderr]     |
Dec 17 12:33:01.101 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:33:01.101 INFO [stderr] 
Dec 17 12:33:01.293 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:33:01.293 INFO [stderr]    --> src/passwords.rs:208:9
Dec 17 12:33:01.293 INFO [stderr]     |
Dec 17 12:33:01.294 INFO [stderr] 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];
Dec 17 12:33:01.294 INFO [stderr]     |         ----^^
Dec 17 12:33:01.294 INFO [stderr]     |         |
Dec 17 12:33:01.294 INFO [stderr]     |         help: remove this `mut`
Dec 17 12:33:01.295 INFO [stderr]     |
Dec 17 12:33:01.295 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 12:33:01.295 INFO [stderr] 
Dec 17 12:33:01.319 INFO [stderr] warning: function is never used: `find_plurals`
Dec 17 12:33:01.320 INFO [stderr]    --> src/dict_helpers.rs:254:1
Dec 17 12:33:01.320 INFO [stderr]     |
Dec 17 12:33:01.320 INFO [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Dec 17 12:33:01.320 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:01.321 INFO [stderr]     |
Dec 17 12:33:01.321 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 12:33:01.321 INFO [stderr] 
Dec 17 12:33:02.107 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:33:02.107 INFO [stderr]    --> src/dict_helpers.rs:272:9
Dec 17 12:33:02.108 INFO [stderr]     |
Dec 17 12:33:02.108 INFO [stderr] 272 |         f.write(plurals[i].as_bytes());
Dec 17 12:33:02.108 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:33:02.108 INFO [stderr]     |
Dec 17 12:33:02.109 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 12:33:02.109 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:33:02.109 INFO [stderr] 
Dec 17 12:33:02.113 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:33:02.113 INFO [stderr]    --> src/dict_helpers.rs:274:9
Dec 17 12:33:02.113 INFO [stderr]     |
Dec 17 12:33:02.113 INFO [stderr] 274 |         f.write(b"\n");
Dec 17 12:33:02.113 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 17 12:33:02.113 INFO [stderr]     |
Dec 17 12:33:02.113 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:33:02.113 INFO [stderr] 
Dec 17 12:33:02.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.42s
Dec 17 12:33:03.918 INFO running `"docker" "inspect" "aefdfca024d0a55fe24dc29eef67bb3fff32fbae205106afe9c996a977e14a62"`
Dec 17 12:33:04.190 INFO running `"docker" "rm" "-f" "aefdfca024d0a55fe24dc29eef67bb3fff32fbae205106afe9c996a977e14a62"`
Dec 17 12:33:04.471 INFO [stdout] aefdfca024d0a55fe24dc29eef67bb3fff32fbae205106afe9c996a977e14a62