[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] testing takuho0115/compiler_tokenizer against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuho0115%2Fcompiler_tokenizer" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takuho0115/compiler_tokenizer on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a
[INFO] running `Command { std: "docker" "start" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 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] [stderr]     Finished `release` profile [optimized] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 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] [stderr]     Finished `release` profile [optimized] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fmt::Error`
[INFO] [stderr]  --> src/main.rs:1:57
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{env, iter::{Peekable, Enumerate}, str::Chars, fmt::Error};
[INFO] [stderr]   |                                                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `TK_RESERVED` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     TK_RESERVED,
[INFO] [stderr]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TkReserved`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `TK_NUM` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     TK_NUM,
[INFO] [stderr]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkNum`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `TK_EOF` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     TK_EOF,
[INFO] [stderr]   |     ^^^^^^ help: convert the identifier to upper camel case: `TkEof`
[INFO] [stderr] 
[INFO] [stderr] warning: field `pos` is never read
[INFO] [stderr]   --> src/main.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Token{
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |   pos: Option<usize>,
[INFO] [stderr]    |   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tokenizer_test1` (bin "tokenizer_test1" test) generated 5 warnings (run `cargo fix --bin "tokenizer_test1" -p tokenizer_test1 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/tokenizer_test1-c22c174671a975d3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a", kill_on_drop: false }`
[INFO] [stdout] 95ee986787c0c83432354a90bc38abc5bb1bfa0013e2c1d0d31de18692e3c41a
