[INFO] updating cached repository johnny-human/nlp-tokenize
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johnny-human/nlp-tokenize
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johnny-human/nlp-tokenize" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/johnny-human/nlp-tokenize"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/johnny-human/nlp-tokenize'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johnny-human/nlp-tokenize" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/johnny-human/nlp-tokenize"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/johnny-human/nlp-tokenize'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa68c7ce430a43fd9b9f7983f97a58ec4c195caf
[INFO] sha for GitHub repo johnny-human/nlp-tokenize: fa68c7ce430a43fd9b9f7983f97a58ec4c195caf
[INFO] validating manifest of johnny-human/nlp-tokenize on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of johnny-human/nlp-tokenize on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing johnny-human/nlp-tokenize
[INFO] finished frobbing johnny-human/nlp-tokenize
[INFO] frobbed toml for johnny-human/nlp-tokenize written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/johnny-human/nlp-tokenize/Cargo.toml
[INFO] started frobbing johnny-human/nlp-tokenize
[INFO] finished frobbing johnny-human/nlp-tokenize
[INFO] frobbed toml for johnny-human/nlp-tokenize written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/johnny-human/nlp-tokenize/Cargo.toml
[INFO] crate johnny-human/nlp-tokenize already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking johnny-human/nlp-tokenize against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/johnny-human/nlp-tokenize:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4da560982ad54f8e99ea5baab818fa634fba09fcf282c523b1559b147a6f93ef
[INFO] running `"docker" "start" "-a" "4da560982ad54f8e99ea5baab818fa634fba09fcf282c523b1559b147a6f93ef"`
[INFO] [stderr]     Checking bitflags v0.9.0
[INFO] [stderr]     Checking clap v2.24.1
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking filebuffer v0.1.1
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking fst v0.1.38
[INFO] [stderr]     Checking nlp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/tokenizer_loop.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
[INFO] [stderr]  --> src/tokenizer_loop.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::{Encoding, DecoderTrap};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `encoding::all::UTF_8`
[INFO] [stderr]  --> src/tokenizer_loop.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use encoding::all::UTF_8;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitflags::*`
[INFO] [stderr]  --> src/numbers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bitflags::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/numbers.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
[INFO] [stderr]  --> src/numbers.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::{Encoding, DecoderTrap};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `encoding::all::UTF_8`
[INFO] [stderr]  --> src/numbers.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use encoding::all::UTF_8;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/main.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 | use time::{PreciseTime, Duration};
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokenizer_peek::*`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use tokenizer_peek::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/tokenizer_loop.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
[INFO] [stderr]  --> src/tokenizer_loop.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::{Encoding, DecoderTrap};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `encoding::all::UTF_8`
[INFO] [stderr]  --> src/tokenizer_loop.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use encoding::all::UTF_8;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitflags::*`
[INFO] [stderr]  --> src/numbers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bitflags::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> src/numbers.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
[INFO] [stderr]  --> src/numbers.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::{Encoding, DecoderTrap};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `encoding::all::UTF_8`
[INFO] [stderr]  --> src/numbers.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use encoding::all::UTF_8;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/main.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 | use time::{PreciseTime, Duration};
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokenizer_peek::*`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use tokenizer_peek::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/tokenizer_loop.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             let token = Token {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]   --> src/tokenizer_peek.rs:75:11
[INFO] [stderr]    |
[INFO] [stderr] 75 |       let length = c.len();
[INFO] [stderr]    |           ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/tokenizer_peek.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |       for (i, byte) in c.iter().enumerate() {
[INFO] [stderr]    |            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pos` is never read
[INFO] [stderr]   --> src/numbers.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 |       let mut pos: usize = 0;
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/tokenizer_loop.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             let token = Token {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]   --> src/tokenizer_peek.rs:75:11
[INFO] [stderr]    |
[INFO] [stderr] 75 |       let length = c.len();
[INFO] [stderr]    |           ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/tokenizer_peek.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |       for (i, byte) in c.iter().enumerate() {
[INFO] [stderr]    |            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pos` is never read
[INFO] [stderr]   --> src/numbers.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 |       let mut pos: usize = 0;
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Alpha`
[INFO] [stderr]   --> src/tokenizer_peek.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |       Alpha,            // Pure alpha string
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Other`
[INFO] [stderr]   --> src/tokenizer_peek.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |       Other,            // Unidentified elements
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Numeric`
[INFO] [stderr]   --> src/tokenizer_peek.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |       Numeric,          // Pure numeric strings 123
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NonAlphaNum`
[INFO] [stderr]   --> src/tokenizer_peek.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 |       NonAlphaNum       // Strings with only | ¦ § _ ~ ^
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `U80_FF` should have a snake case name
[INFO] [stderr]    --> src/tokenizer_loop.rs:141:8
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub fn U80_FF(byte: u8) -> [u8; 2] {
[INFO] [stderr]     |        ^^^^^^ help: convert the identifier to snake case: `u80_ff`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Alpha`
[INFO] [stderr]   --> src/tokenizer_peek.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |       Alpha,            // Pure alpha string
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Other`
[INFO] [stderr]   --> src/tokenizer_peek.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |       Other,            // Unidentified elements
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Numeric`
[INFO] [stderr]   --> src/tokenizer_peek.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |       Numeric,          // Pure numeric strings 123
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NonAlphaNum`
[INFO] [stderr]   --> src/tokenizer_peek.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 |       NonAlphaNum       // Strings with only | ¦ § _ ~ ^
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `U80_FF` should have a snake case name
[INFO] [stderr]    --> src/tokenizer_loop.rs:141:8
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub fn U80_FF(byte: u8) -> [u8; 2] {
[INFO] [stderr]     |        ^^^^^^ help: convert the identifier to snake case: `u80_ff`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `"docker" "inspect" "4da560982ad54f8e99ea5baab818fa634fba09fcf282c523b1559b147a6f93ef"`
[INFO] running `"docker" "rm" "-f" "4da560982ad54f8e99ea5baab818fa634fba09fcf282c523b1559b147a6f93ef"`
[INFO] [stdout] 4da560982ad54f8e99ea5baab818fa634fba09fcf282c523b1559b147a6f93ef