[INFO] cloning repository https://github.com/joshleveck/prettie-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshleveck/prettie-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshleveck%2Fprettie-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshleveck%2Fprettie-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 081a800bc60a354df004c14ff4fc235476f7a006
[INFO] checking joshleveck/prettie-rs against master#5337252b9952fdd9482ed6a4add17254e5bd2c40 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshleveck%2Fprettie-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshleveck/prettie-rs on toolchain 5337252b9952fdd9482ed6a4add17254e5bd2c40
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joshleveck/prettie-rs
[INFO] finished tweaking git repo https://github.com/joshleveck/prettie-rs
[INFO] tweaked toml for git repo https://github.com/joshleveck/prettie-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/joshleveck/prettie-rs 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" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77a4c886c8a50d5083ee013990eb861efe59a8cb50685e328b5c7903345bd1e2
[INFO] running `Command { std: "docker" "start" "-a" "77a4c886c8a50d5083ee013990eb861efe59a8cb50685e328b5c7903345bd1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77a4c886c8a50d5083ee013990eb861efe59a8cb50685e328b5c7903345bd1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a4c886c8a50d5083ee013990eb861efe59a8cb50685e328b5c7903345bd1e2", kill_on_drop: false }`
[INFO] [stdout] 77a4c886c8a50d5083ee013990eb861efe59a8cb50685e328b5c7903345bd1e2
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 385a75c49e5cc0c00fcffa0583da66fc564ff6223bf66525ce753a01edfa60f5
[INFO] running `Command { std: "docker" "start" "-a" "385a75c49e5cc0c00fcffa0583da66fc564ff6223bf66525ce753a01edfa60f5", kill_on_drop: false }`
[INFO] [stderr]     Checking prettie-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `file_id` is never read
[INFO] [stdout]  --> src/lexer.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer<'a> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub file_id: usize,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/token.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Kind {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     If,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     While,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     For,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     Let,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 22 |     Var,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     Const,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     // Primitives
[INFO] [stdout] 25 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Kind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number` and `String` are never constructed
[INFO] [stdout]   --> src/token.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum TokenValue {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 31 |     None,
[INFO] [stdout] 32 |     Number(f64),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     String(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_id` is never read
[INFO] [stdout]  --> src/lexer.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer<'a> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub file_id: usize,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/token.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Kind {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     If,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     While,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     For,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     Let,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 22 |     Var,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     Const,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     // Primitives
[INFO] [stdout] 25 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Kind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number` and `String` are never constructed
[INFO] [stdout]   --> src/token.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum TokenValue {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 31 |     None,
[INFO] [stdout] 32 |     Number(f64),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     String(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "385a75c49e5cc0c00fcffa0583da66fc564ff6223bf66525ce753a01edfa60f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385a75c49e5cc0c00fcffa0583da66fc564ff6223bf66525ce753a01edfa60f5", kill_on_drop: false }`
[INFO] [stdout] 385a75c49e5cc0c00fcffa0583da66fc564ff6223bf66525ce753a01edfa60f5