[INFO] cloning repository https://github.com/jerrywrice/CSharpLexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerrywrice/CSharpLexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerrywrice%2FCSharpLexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerrywrice%2FCSharpLexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ddcd38c771707d2ed95f1e4f03636749395ca69
[INFO] checking jerrywrice/CSharpLexer against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerrywrice%2FCSharpLexer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jerrywrice/CSharpLexer
[INFO] finished tweaking git repo https://github.com/jerrywrice/CSharpLexer
[INFO] tweaked toml for git repo https://github.com/jerrywrice/CSharpLexer written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jerrywrice/CSharpLexer on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jerrywrice/CSharpLexer 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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8bfa7019a06f1d579ed1ce6b95f0078530817d7140fa81ee1b561dc6b504eb7
[INFO] running `Command { std: "docker" "start" "-a" "c8bfa7019a06f1d579ed1ce6b95f0078530817d7140fa81ee1b561dc6b504eb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8bfa7019a06f1d579ed1ce6b95f0078530817d7140fa81ee1b561dc6b504eb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bfa7019a06f1d579ed1ce6b95f0078530817d7140fa81ee1b561dc6b504eb7", kill_on_drop: false }`
[INFO] [stdout] c8bfa7019a06f1d579ed1ce6b95f0078530817d7140fa81ee1b561dc6b504eb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cf9de65b34fad3b8edb85f7eb50c9ac00515ea45e933f3ac5aa6c3de3d29e4
[INFO] running `Command { std: "docker" "start" "-a" "37cf9de65b34fad3b8edb85f7eb50c9ac00515ea45e933f3ac5aa6c3de3d29e4", kill_on_drop: false }`
[INFO] [stderr]     Checking csharp-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/csharp_lexer.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct CsLexer {
[INFO] [stdout]   |                ------- field in this struct
[INFO] [stdout] 4 |         pub filename: String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_num`, `line_column`, and `info` are never read
[INFO] [stdout]   --> src/csharp_lexer.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub struct Token {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 28 |         pub line_num: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 29 |         pub line_column: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 30 |         pub info: TokenKind,
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/csharp_lexer.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct CsLexer {
[INFO] [stdout]   |                ------- field in this struct
[INFO] [stdout] 4 |         pub filename: String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_num`, `line_column`, and `info` are never read
[INFO] [stdout]   --> src/csharp_lexer.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub struct Token {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 28 |         pub line_num: u32,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 29 |         pub line_column: u32,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 30 |         pub info: TokenKind,
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "37cf9de65b34fad3b8edb85f7eb50c9ac00515ea45e933f3ac5aa6c3de3d29e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cf9de65b34fad3b8edb85f7eb50c9ac00515ea45e933f3ac5aa6c3de3d29e4", kill_on_drop: false }`
[INFO] [stdout] 37cf9de65b34fad3b8edb85f7eb50c9ac00515ea45e933f3ac5aa6c3de3d29e4