Dec 19 06:05:35.864 INFO checking vishusandy/passgen against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:05:35.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:05:36.186 INFO [stdout] 2d776d830f616f417ba5690b4dfa11f315e024a99e6855d43af2a3387ce476fa
Dec 19 06:05:36.192 INFO running `"docker" "start" "-a" "2d776d830f616f417ba5690b4dfa11f315e024a99e6855d43af2a3387ce476fa"`
Dec 19 06:05:38.020 INFO [stderr]     Checking libc v0.2.26
Dec 19 06:05:38.031 INFO [stderr]     Checking serde v1.0.10
Dec 19 06:05:38.031 INFO [stderr]     Checking num-complex v0.1.40
Dec 19 06:05:38.031 INFO [stderr]     Checking rmp v0.8.6
Dec 19 06:05:39.864 INFO [stderr]     Checking rand v0.3.15
Dec 19 06:05:39.864 INFO [stderr]     Checking time v0.1.38
Dec 19 06:05:41.400 INFO [stderr]     Checking num-bigint v0.1.40
Dec 19 06:05:43.284 INFO [stderr]     Checking num-rational v0.1.39
Dec 19 06:05:43.716 INFO [stderr]     Checking num v0.1.40
Dec 19 06:05:47.352 INFO [stderr]     Checking rmp-serde v0.13.4
Dec 19 06:05:47.911 INFO [stderr]     Checking passgen v0.7.5 (/opt/crater/workdir)
Dec 19 06:05:48.544 INFO [stderr] warning: unused import: `Zero`
Dec 19 06:05:48.544 INFO [stderr]  --> src/dict_helpers.rs:7:16
Dec 19 06:05:48.544 INFO [stderr]   |
Dec 19 06:05:48.544 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 19 06:05:48.545 INFO [stderr]   |                ^^^^
Dec 19 06:05:48.545 INFO [stderr]   |
Dec 19 06:05:48.545 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:05:48.545 INFO [stderr] 
Dec 19 06:05:48.545 INFO [stderr] warning: unused import: `std::ops::Add`
Dec 19 06:05:48.545 INFO [stderr]  --> src/dict_helpers.rs:8:5
Dec 19 06:05:48.545 INFO [stderr]   |
Dec 19 06:05:48.545 INFO [stderr] 8 | use std::ops::Add;
Dec 19 06:05:48.546 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 06:05:48.546 INFO [stderr] 
Dec 19 06:05:48.648 INFO [stderr] warning: unused import: `Zero`
Dec 19 06:05:48.648 INFO [stderr]  --> src/dict_helpers.rs:7:16
Dec 19 06:05:48.648 INFO [stderr]   |
Dec 19 06:05:48.648 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 19 06:05:48.648 INFO [stderr]   |                ^^^^
Dec 19 06:05:48.648 INFO [stderr]   |
Dec 19 06:05:48.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:05:48.648 INFO [stderr] 
Dec 19 06:05:48.649 INFO [stderr] warning: unused import: `std::ops::Add`
Dec 19 06:05:48.649 INFO [stderr]  --> src/dict_helpers.rs:8:5
Dec 19 06:05:48.649 INFO [stderr]   |
Dec 19 06:05:48.649 INFO [stderr] 8 | use std::ops::Add;
Dec 19 06:05:48.649 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 06:05:48.649 INFO [stderr] 
Dec 19 06:05:51.628 INFO [stderr] warning: unused import: `One`
Dec 19 06:05:51.628 INFO [stderr]  --> src/dict_helpers.rs:7:22
Dec 19 06:05:51.628 INFO [stderr]   |
Dec 19 06:05:51.628 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 19 06:05:51.628 INFO [stderr]   |                      ^^^
Dec 19 06:05:51.628 INFO [stderr] 
Dec 19 06:05:51.844 INFO [stderr] warning: unused variable: `ns`
Dec 19 06:05:51.844 INFO [stderr]    --> src/passwords.rs:208:13
Dec 19 06:05:51.844 INFO [stderr]     |
Dec 19 06:05:51.845 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 19 06:05:51.845 INFO [stderr]     |             ^^ help: consider using `_ns` instead
Dec 19 06:05:51.845 INFO [stderr]     |
Dec 19 06:05:51.845 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 06:05:51.845 INFO [stderr] 
Dec 19 06:05:51.872 INFO [stderr] warning: unused import: `One`
Dec 19 06:05:51.872 INFO [stderr]  --> src/dict_helpers.rs:7:22
Dec 19 06:05:51.872 INFO [stderr]   |
Dec 19 06:05:51.872 INFO [stderr] 7 | use num::{Num, Zero, One};
Dec 19 06:05:51.872 INFO [stderr]   |                      ^^^
Dec 19 06:05:51.872 INFO [stderr] 
Dec 19 06:05:52.284 INFO [stderr] warning: unused variable: `ns`
Dec 19 06:05:52.284 INFO [stderr]    --> src/passwords.rs:208:13
Dec 19 06:05:52.284 INFO [stderr]     |
Dec 19 06:05:52.284 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 19 06:05:52.284 INFO [stderr]     |             ^^ help: consider using `_ns` instead
Dec 19 06:05:52.284 INFO [stderr]     |
Dec 19 06:05:52.284 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 06:05:52.284 INFO [stderr] 
Dec 19 06:05:52.472 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:05:52.472 INFO [stderr]    --> src/passwords.rs:208:9
Dec 19 06:05:52.472 INFO [stderr]     |
Dec 19 06:05:52.472 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 19 06:05:52.472 INFO [stderr]     |         ----^^
Dec 19 06:05:52.472 INFO [stderr]     |         |
Dec 19 06:05:52.472 INFO [stderr]     |         help: remove this `mut`
Dec 19 06:05:52.472 INFO [stderr]     |
Dec 19 06:05:52.472 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 06:05:52.472 INFO [stderr] 
Dec 19 06:05:52.488 INFO [stderr] warning: function is never used: `find_plurals`
Dec 19 06:05:52.488 INFO [stderr]    --> src/dict_helpers.rs:254:1
Dec 19 06:05:52.488 INFO [stderr]     |
Dec 19 06:05:52.488 INFO [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Dec 19 06:05:52.488 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:05:52.488 INFO [stderr]     |
Dec 19 06:05:52.488 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 06:05:52.488 INFO [stderr] 
Dec 19 06:05:53.432 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:05:53.433 INFO [stderr]    --> src/dict_helpers.rs:272:9
Dec 19 06:05:53.433 INFO [stderr]     |
Dec 19 06:05:53.433 INFO [stderr] 272 |         f.write(plurals[i].as_bytes());
Dec 19 06:05:53.433 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:05:53.433 INFO [stderr]     |
Dec 19 06:05:53.433 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 06:05:53.433 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:05:53.433 INFO [stderr] 
Dec 19 06:05:53.433 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:05:53.433 INFO [stderr]    --> src/dict_helpers.rs:274:9
Dec 19 06:05:53.433 INFO [stderr]     |
Dec 19 06:05:53.433 INFO [stderr] 274 |         f.write(b"\n");
Dec 19 06:05:53.433 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 19 06:05:53.440 INFO [stderr]     |
Dec 19 06:05:53.440 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:05:53.440 INFO [stderr] 
Dec 19 06:05:53.515 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:05:53.515 INFO [stderr]    --> src/passwords.rs:208:9
Dec 19 06:05:53.515 INFO [stderr]     |
Dec 19 06:05:53.515 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 19 06:05:53.515 INFO [stderr]     |         ----^^
Dec 19 06:05:53.515 INFO [stderr]     |         |
Dec 19 06:05:53.515 INFO [stderr]     |         help: remove this `mut`
Dec 19 06:05:53.515 INFO [stderr]     |
Dec 19 06:05:53.515 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 06:05:53.515 INFO [stderr] 
Dec 19 06:05:53.568 INFO [stderr] warning: function is never used: `find_plurals`
Dec 19 06:05:53.569 INFO [stderr]    --> src/dict_helpers.rs:254:1
Dec 19 06:05:53.569 INFO [stderr]     |
Dec 19 06:05:53.569 INFO [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> {
Dec 19 06:05:53.572 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:05:53.572 INFO [stderr]     |
Dec 19 06:05:53.573 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 06:05:53.573 INFO [stderr] 
Dec 19 06:05:54.357 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:05:54.357 INFO [stderr]    --> src/dict_helpers.rs:272:9
Dec 19 06:05:54.357 INFO [stderr]     |
Dec 19 06:05:54.357 INFO [stderr] 272 |         f.write(plurals[i].as_bytes());
Dec 19 06:05:54.357 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:05:54.357 INFO [stderr]     |
Dec 19 06:05:54.357 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 06:05:54.357 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:05:54.357 INFO [stderr] 
Dec 19 06:05:54.357 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:05:54.357 INFO [stderr]    --> src/dict_helpers.rs:274:9
Dec 19 06:05:54.357 INFO [stderr]     |
Dec 19 06:05:54.357 INFO [stderr] 274 |         f.write(b"\n");
Dec 19 06:05:54.357 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 19 06:05:54.357 INFO [stderr]     |
Dec 19 06:05:54.357 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:05:54.357 INFO [stderr] 
Dec 19 06:05:54.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.03s
Dec 19 06:05:56.292 INFO running `"docker" "inspect" "2d776d830f616f417ba5690b4dfa11f315e024a99e6855d43af2a3387ce476fa"`
Dec 19 06:05:56.572 INFO running `"docker" "rm" "-f" "2d776d830f616f417ba5690b4dfa11f315e024a99e6855d43af2a3387ce476fa"`
Dec 19 06:05:56.901 INFO [stdout] 2d776d830f616f417ba5690b4dfa11f315e024a99e6855d43af2a3387ce476fa