[INFO] cloning repository https://github.com/takuho0115/compiler_tokenizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takuho0115/compiler_tokenizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuho0115%2Fcompiler_tokenizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuho0115%2Fcompiler_tokenizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 326ef0b6b5c71e689485be0748f56ff76d9c00c5
[INFO] linting takuho0115/compiler_tokenizer against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuho0115%2Fcompiler_tokenizer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takuho0115/compiler_tokenizer
[INFO] finished tweaking git repo https://github.com/takuho0115/compiler_tokenizer
[INFO] tweaked toml for git repo https://github.com/takuho0115/compiler_tokenizer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takuho0115/compiler_tokenizer on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takuho0115/compiler_tokenizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41dc9b0bfe7f73e96854a9e3e350959e441d98823abbd8662fff5a3c6c142341
[INFO] running `Command { std: "docker" "start" "-a" "41dc9b0bfe7f73e96854a9e3e350959e441d98823abbd8662fff5a3c6c142341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41dc9b0bfe7f73e96854a9e3e350959e441d98823abbd8662fff5a3c6c142341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41dc9b0bfe7f73e96854a9e3e350959e441d98823abbd8662fff5a3c6c142341", kill_on_drop: false }`
[INFO] [stdout] 41dc9b0bfe7f73e96854a9e3e350959e441d98823abbd8662fff5a3c6c142341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b31661cbc94d72bd26b2b2712cb22dd1adaa24de1cf8a93af407bf2911c4757
[INFO] running `Command { std: "docker" "start" "-a" "5b31661cbc94d72bd26b2b2712cb22dd1adaa24de1cf8a93af407bf2911c4757", kill_on_drop: false }`
[INFO] [stderr]     Checking tokenizer_test1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/main.rs:1:57
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, iter::{Peekable, Enumerate}, str::Chars, fmt::Error};
[INFO] [stdout]   |                                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_RESERVED` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     TK_RESERVED,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TkReserved`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_NUM` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     TK_NUM,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_EOF` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TK_EOF,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkEof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/main.rs:1:57
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, iter::{Peekable, Enumerate}, str::Chars, fmt::Error};
[INFO] [stdout]   |                                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_RESERVED` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     TK_RESERVED,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TkReserved`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_NUM` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     TK_NUM,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TK_EOF` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TK_EOF,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkEof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/main.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Token{
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pos: Option<usize>,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     while !iter.peek().is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: try: `iter.peek().is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     while !current.is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^ help: try: `current.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:79:6
[INFO] [stdout]    |
[INFO] [stdout] 79 |         if !c.to_digit(10).is_none(){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `c.to_digit(10).is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::str::Chars<'_>`
[INFO] [stdout]   --> src/main.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut chars = p.chars().into_iter().enumerate().peekable();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into_iter()`: `p.chars()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/main.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Token{
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pos: Option<usize>,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     while !iter.peek().is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: try: `iter.peek().is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     while !current.is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^ help: try: `current.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:79:6
[INFO] [stdout]    |
[INFO] [stdout] 79 |         if !c.to_digit(10).is_none(){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `c.to_digit(10).is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::str::Chars<'_>`
[INFO] [stdout]   --> src/main.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut chars = p.chars().into_iter().enumerate().peekable();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into_iter()`: `p.chars()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "5b31661cbc94d72bd26b2b2712cb22dd1adaa24de1cf8a93af407bf2911c4757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b31661cbc94d72bd26b2b2712cb22dd1adaa24de1cf8a93af407bf2911c4757", kill_on_drop: false }`
[INFO] [stdout] 5b31661cbc94d72bd26b2b2712cb22dd1adaa24de1cf8a93af407bf2911c4757