Dec 17 22:09:45.840 INFO checking johnny-human/nlp-tokenize against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:09:45.840 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:09:46.105 INFO [stdout] 702d1e0b2c17d0a7394b4c401933e3fcf2a286febf5bb391d33e9adf98c8a768
Dec 17 22:09:46.107 INFO running `"docker" "start" "-a" "702d1e0b2c17d0a7394b4c401933e3fcf2a286febf5bb391d33e9adf98c8a768"`
Dec 17 22:09:46.704 INFO [stderr]     Checking bitflags v0.9.0
Dec 17 22:09:46.705 INFO [stderr]     Checking clap v2.24.1
Dec 17 22:09:46.705 INFO [stderr]     Checking filebuffer v0.1.1
Dec 17 22:09:46.706 INFO [stderr]     Checking fst v0.1.38
Dec 17 22:09:51.756 INFO [stderr]     Checking nlp v0.1.0 (/opt/crater/workdir)
Dec 17 22:09:52.262 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 17 22:09:52.262 INFO [stderr]  --> src/tokenizer_loop.rs:2:5
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 2 | use std::borrow::Cow;
Dec 17 22:09:52.262 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
Dec 17 22:09:52.262 INFO [stderr]  --> src/tokenizer_loop.rs:3:16
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 3 | use encoding::{Encoding, DecoderTrap};
Dec 17 22:09:52.262 INFO [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused import: `encoding::all::UTF_8`
Dec 17 22:09:52.262 INFO [stderr]  --> src/tokenizer_loop.rs:4:5
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 4 | use encoding::all::UTF_8;
Dec 17 22:09:52.262 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused import: `bitflags::*`
Dec 17 22:09:52.262 INFO [stderr]  --> src/numbers.rs:1:5
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 1 | use bitflags::*;
Dec 17 22:09:52.262 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 17 22:09:52.262 INFO [stderr]  --> src/numbers.rs:2:5
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 2 | use std::borrow::Cow;
Dec 17 22:09:52.262 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
Dec 17 22:09:52.262 INFO [stderr]  --> src/numbers.rs:3:16
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.262 INFO [stderr] 3 | use encoding::{Encoding, DecoderTrap};
Dec 17 22:09:52.262 INFO [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
Dec 17 22:09:52.262 INFO [stderr] 
Dec 17 22:09:52.262 INFO [stderr] warning: unused import: `encoding::all::UTF_8`
Dec 17 22:09:52.262 INFO [stderr]  --> src/numbers.rs:4:5
Dec 17 22:09:52.262 INFO [stderr]   |
Dec 17 22:09:52.263 INFO [stderr] 4 | use encoding::all::UTF_8;
Dec 17 22:09:52.263 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.263 INFO [stderr] 
Dec 17 22:09:52.263 INFO [stderr] warning: unused import: `Duration`
Dec 17 22:09:52.263 INFO [stderr]   --> src/main.rs:14:25
Dec 17 22:09:52.263 INFO [stderr]    |
Dec 17 22:09:52.263 INFO [stderr] 14 | use time::{PreciseTime, Duration};
Dec 17 22:09:52.263 INFO [stderr]    |                         ^^^^^^^^
Dec 17 22:09:52.263 INFO [stderr] 
Dec 17 22:09:52.263 INFO [stderr] warning: unused import: `tokenizer_peek::*`
Dec 17 22:09:52.263 INFO [stderr]   --> src/main.rs:16:5
Dec 17 22:09:52.263 INFO [stderr]    |
Dec 17 22:09:52.263 INFO [stderr] 16 | use tokenizer_peek::*;
Dec 17 22:09:52.263 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.263 INFO [stderr] 
Dec 17 22:09:52.268 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 17 22:09:52.268 INFO [stderr]  --> src/tokenizer_loop.rs:2:5
Dec 17 22:09:52.268 INFO [stderr]   |
Dec 17 22:09:52.268 INFO [stderr] 2 | use std::borrow::Cow;
Dec 17 22:09:52.268 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 22:09:52.268 INFO [stderr]   |
Dec 17 22:09:52.268 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:09:52.268 INFO [stderr] 
Dec 17 22:09:52.268 INFO [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
Dec 17 22:09:52.268 INFO [stderr]  --> src/tokenizer_loop.rs:3:16
Dec 17 22:09:52.268 INFO [stderr]   |
Dec 17 22:09:52.268 INFO [stderr] 3 | use encoding::{Encoding, DecoderTrap};
Dec 17 22:09:52.268 INFO [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
Dec 17 22:09:52.268 INFO [stderr] 
Dec 17 22:09:52.268 INFO [stderr] warning: unused import: `encoding::all::UTF_8`
Dec 17 22:09:52.268 INFO [stderr]  --> src/tokenizer_loop.rs:4:5
Dec 17 22:09:52.268 INFO [stderr]   |
Dec 17 22:09:52.268 INFO [stderr] 4 | use encoding::all::UTF_8;
Dec 17 22:09:52.268 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.268 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused import: `bitflags::*`
Dec 17 22:09:52.269 INFO [stderr]  --> src/numbers.rs:1:5
Dec 17 22:09:52.269 INFO [stderr]   |
Dec 17 22:09:52.269 INFO [stderr] 1 | use bitflags::*;
Dec 17 22:09:52.269 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 17 22:09:52.269 INFO [stderr]  --> src/numbers.rs:2:5
Dec 17 22:09:52.269 INFO [stderr]   |
Dec 17 22:09:52.269 INFO [stderr] 2 | use std::borrow::Cow;
Dec 17 22:09:52.269 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused imports: `DecoderTrap`, `Encoding`
Dec 17 22:09:52.269 INFO [stderr]  --> src/numbers.rs:3:16
Dec 17 22:09:52.269 INFO [stderr]   |
Dec 17 22:09:52.269 INFO [stderr] 3 | use encoding::{Encoding, DecoderTrap};
Dec 17 22:09:52.269 INFO [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused import: `encoding::all::UTF_8`
Dec 17 22:09:52.269 INFO [stderr]  --> src/numbers.rs:4:5
Dec 17 22:09:52.269 INFO [stderr]   |
Dec 17 22:09:52.269 INFO [stderr] 4 | use encoding::all::UTF_8;
Dec 17 22:09:52.269 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused import: `Duration`
Dec 17 22:09:52.269 INFO [stderr]   --> src/main.rs:14:25
Dec 17 22:09:52.269 INFO [stderr]    |
Dec 17 22:09:52.269 INFO [stderr] 14 | use time::{PreciseTime, Duration};
Dec 17 22:09:52.269 INFO [stderr]    |                         ^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.269 INFO [stderr] warning: unused import: `tokenizer_peek::*`
Dec 17 22:09:52.269 INFO [stderr]   --> src/main.rs:16:5
Dec 17 22:09:52.269 INFO [stderr]    |
Dec 17 22:09:52.269 INFO [stderr] 16 | use tokenizer_peek::*;
Dec 17 22:09:52.269 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 22:09:52.269 INFO [stderr] 
Dec 17 22:09:52.424 INFO [stderr] warning: unused variable: `token`
Dec 17 22:09:52.424 INFO [stderr]   --> src/tokenizer_loop.rs:97:17
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr] 97 |             let token = Token {
Dec 17 22:09:52.424 INFO [stderr]    |                 ^^^^^ help: consider using `_token` instead
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:09:52.424 INFO [stderr] 
Dec 17 22:09:52.424 INFO [stderr] warning: unused variable: `length`
Dec 17 22:09:52.424 INFO [stderr]   --> src/tokenizer_peek.rs:75:11
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr] 75 |       let length = c.len();
Dec 17 22:09:52.424 INFO [stderr]    |           ^^^^^^ help: consider using `_length` instead
Dec 17 22:09:52.424 INFO [stderr] 
Dec 17 22:09:52.424 INFO [stderr] warning: unused variable: `i`
Dec 17 22:09:52.424 INFO [stderr]   --> src/tokenizer_peek.rs:77:12
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr] 77 |       for (i, byte) in c.iter().enumerate() {
Dec 17 22:09:52.424 INFO [stderr]    |            ^ help: consider using `_i` instead
Dec 17 22:09:52.424 INFO [stderr] 
Dec 17 22:09:52.424 INFO [stderr] warning: value assigned to `pos` is never read
Dec 17 22:09:52.424 INFO [stderr]   --> src/numbers.rs:11:15
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr] 11 |       let mut pos: usize = 0;
Dec 17 22:09:52.424 INFO [stderr]    |               ^^^
Dec 17 22:09:52.424 INFO [stderr]    |
Dec 17 22:09:52.424 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:09:52.424 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] warning: variant is never constructed: `Alpha`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:16:7
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 16 |       Alpha,            // Pure alpha string
Dec 17 22:09:52.467 INFO [stderr]    |       ^^^^^
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] warning: variant is never constructed: `Other`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:17:7
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 17 |       Other,            // Unidentified elements
Dec 17 22:09:52.467 INFO [stderr]    |       ^^^^^
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] warning: variant is never constructed: `Numeric`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:21:7
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 21 |       Numeric,          // Pure numeric strings 123
Dec 17 22:09:52.467 INFO [stderr]    |       ^^^^^^^
Dec 17 22:09:52.467 INFO [stderr] warning: unused variable: `token`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_loop.rs:97:17
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 97 |             let token = Token {
Dec 17 22:09:52.467 INFO [stderr]    |                 ^^^^^ help: consider using `_token` instead
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] warning: variant is never constructed: `NonAlphaNum`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:22:7
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 22 |       NonAlphaNum       // Strings with only | ¦ § _ ~ ^
Dec 17 22:09:52.467 INFO [stderr]    |       ^^^^^^^^^^^
Dec 17 22:09:52.467 INFO [stderr] warning: unused variable: `length`
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:75:11
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 75 |       let length = c.len();
Dec 17 22:09:52.467 INFO [stderr]    |           ^^^^^^ help: consider using `_length` instead
Dec 17 22:09:52.467 INFO [stderr] 
Dec 17 22:09:52.467 INFO [stderr] warning: unused variable: `i`
Dec 17 22:09:52.467 INFO [stderr]   --> src/tokenizer_peek.rs:77:12
Dec 17 22:09:52.467 INFO [stderr]    |
Dec 17 22:09:52.467 INFO [stderr] 77 |       for (i, byte) in c.iter().enumerate() {
Dec 17 22:09:52.468 INFO [stderr]    |            ^ help: consider using `_i` instead
Dec 17 22:09:52.468 INFO [stderr] 
Dec 17 22:09:52.468 INFO [stderr] warning: value assigned to `pos` is never read
Dec 17 22:09:52.468 INFO [stderr]   --> src/numbers.rs:11:15
Dec 17 22:09:52.468 INFO [stderr]    |
Dec 17 22:09:52.468 INFO [stderr] 11 |       let mut pos: usize = 0;
Dec 17 22:09:52.468 INFO [stderr]    |               ^^^
Dec 17 22:09:52.468 INFO [stderr]    |
Dec 17 22:09:52.468 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:09:52.468 INFO [stderr] 
Dec 17 22:09:52.471 INFO [stderr] warning: function `U80_FF` should have a snake case name such as `u80_ff`
Dec 17 22:09:52.471 INFO [stderr]    --> src/tokenizer_loop.rs:141:1
Dec 17 22:09:52.471 INFO [stderr]     |
Dec 17 22:09:52.471 INFO [stderr] 141 | / pub fn U80_FF(byte: u8) -> [u8; 2] {
Dec 17 22:09:52.471 INFO [stderr] 142 | |       let slice = if byte < 192 {[194u8, byte]} else {[195u8, byte - 64u8]};
Dec 17 22:09:52.471 INFO [stderr] 143 | |       slice
Dec 17 22:09:52.471 INFO [stderr] 144 | | }
Dec 17 22:09:52.471 INFO [stderr]     | |_^
Dec 17 22:09:52.471 INFO [stderr]     |
Dec 17 22:09:52.471 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 17 22:09:52.471 INFO [stderr] 
Dec 17 22:09:52.510 INFO [stderr] warning: variant is never constructed: `Alpha`
Dec 17 22:09:52.510 INFO [stderr]   --> src/tokenizer_peek.rs:16:7
Dec 17 22:09:52.510 INFO [stderr]    |
Dec 17 22:09:52.510 INFO [stderr] 16 |       Alpha,            // Pure alpha string
Dec 17 22:09:52.510 INFO [stderr]    |       ^^^^^
Dec 17 22:09:52.510 INFO [stderr]    |
Dec 17 22:09:52.510 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:09:52.510 INFO [stderr] 
Dec 17 22:09:52.510 INFO [stderr] warning: variant is never constructed: `Other`
Dec 17 22:09:52.511 INFO [stderr]   --> src/tokenizer_peek.rs:17:7
Dec 17 22:09:52.511 INFO [stderr]    |
Dec 17 22:09:52.511 INFO [stderr] 17 |       Other,            // Unidentified elements
Dec 17 22:09:52.511 INFO [stderr]    |       ^^^^^
Dec 17 22:09:52.511 INFO [stderr] 
Dec 17 22:09:52.511 INFO [stderr] warning: variant is never constructed: `Numeric`
Dec 17 22:09:52.511 INFO [stderr]   --> src/tokenizer_peek.rs:21:7
Dec 17 22:09:52.511 INFO [stderr]    |
Dec 17 22:09:52.511 INFO [stderr] 21 |       Numeric,          // Pure numeric strings 123
Dec 17 22:09:52.511 INFO [stderr]    |       ^^^^^^^
Dec 17 22:09:52.511 INFO [stderr] 
Dec 17 22:09:52.511 INFO [stderr] warning: variant is never constructed: `NonAlphaNum`
Dec 17 22:09:52.511 INFO [stderr]   --> src/tokenizer_peek.rs:22:7
Dec 17 22:09:52.511 INFO [stderr]    |
Dec 17 22:09:52.511 INFO [stderr] 22 |       NonAlphaNum       // Strings with only | ¦ § _ ~ ^
Dec 17 22:09:52.511 INFO [stderr]    |       ^^^^^^^^^^^
Dec 17 22:09:52.511 INFO [stderr] 
Dec 17 22:09:52.514 INFO [stderr] warning: function `U80_FF` should have a snake case name such as `u80_ff`
Dec 17 22:09:52.514 INFO [stderr]    --> src/tokenizer_loop.rs:141:1
Dec 17 22:09:52.514 INFO [stderr]     |
Dec 17 22:09:52.514 INFO [stderr] 141 | / pub fn U80_FF(byte: u8) -> [u8; 2] {
Dec 17 22:09:52.514 INFO [stderr] 142 | |       let slice = if byte < 192 {[194u8, byte]} else {[195u8, byte - 64u8]};
Dec 17 22:09:52.514 INFO [stderr] 143 | |       slice
Dec 17 22:09:52.514 INFO [stderr] 144 | | }
Dec 17 22:09:52.514 INFO [stderr]     | |_^
Dec 17 22:09:52.514 INFO [stderr]     |
Dec 17 22:09:52.514 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 17 22:09:52.514 INFO [stderr] 
Dec 17 22:09:52.534 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
Dec 17 22:09:52.990 INFO running `"docker" "inspect" "702d1e0b2c17d0a7394b4c401933e3fcf2a286febf5bb391d33e9adf98c8a768"`
Dec 17 22:09:53.152 INFO running `"docker" "rm" "-f" "702d1e0b2c17d0a7394b4c401933e3fcf2a286febf5bb391d33e9adf98c8a768"`
Dec 17 22:09:53.328 INFO [stdout] 702d1e0b2c17d0a7394b4c401933e3fcf2a286febf5bb391d33e9adf98c8a768