[INFO] cloning repository https://github.com/grigoryk/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grigoryk/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ee6a0ef6c9c2e4bde3aebe785e74d787875225f
[INFO] testing grigoryk/rlox against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Frlox" "/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/grigoryk/rlox
[INFO] finished tweaking git repo https://github.com/grigoryk/rlox
[INFO] tweaked toml for git repo https://github.com/grigoryk/rlox written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grigoryk/rlox on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/grigoryk/rlox 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54116ed9fe7f6aa324ada969be2792090f69b0dc7d7e2c82f210803b2af77514
[INFO] running `Command { std: "docker" "start" "-a" "54116ed9fe7f6aa324ada969be2792090f69b0dc7d7e2c82f210803b2af77514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54116ed9fe7f6aa324ada969be2792090f69b0dc7d7e2c82f210803b2af77514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54116ed9fe7f6aa324ada969be2792090f69b0dc7d7e2c82f210803b2af77514", kill_on_drop: false }`
[INFO] [stdout] 54116ed9fe7f6aa324ada969be2792090f69b0dc7d7e2c82f210803b2af77514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6da5d50f6aa3eb8f40ceacd0fb064e477652cfd1b7ebf81c2484ca0d33a2dc4e
[INFO] running `Command { std: "docker" "start" "-a" "6da5d50f6aa3eb8f40ceacd0fb064e477652cfd1b7ebf81c2484ca0d33a2dc4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling text_io v0.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/types.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Identifier { size: usize, literal: &'a str },
[INFO] [stdout]     |     ----------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, 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: field `size` is never read
[INFO] [stdout]    --> src/types.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 107 |     String { size: usize, literal: &'a str },
[INFO] [stdout]     |     ------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |     Operator { line: usize, token: Operator },
[INFO] [stdout]     |     --------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Grouping { line: usize, token: Grouping },
[INFO] [stdout]     |     --------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |     Misc { line: usize, token: Misc },
[INFO] [stdout]     |     ----   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |     Literal { line: usize, token: Literal<'a> },
[INFO] [stdout]     |     -------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:117:15
[INFO] [stdout]     |
[INFO] [stdout] 117 |     Keyword { line: usize, token: Keyword },
[INFO] [stdout]     |     -------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Eof { line: usize },
[INFO] [stdout]     |     ---   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:91:56
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]    |                    -- the lifetime is named here       ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult<'a> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:243:15
[INFO] [stdout]     |
[INFO] [stdout] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:279:31
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |                               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `Command { std: "docker" "inspect" "6da5d50f6aa3eb8f40ceacd0fb064e477652cfd1b7ebf81c2484ca0d33a2dc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da5d50f6aa3eb8f40ceacd0fb064e477652cfd1b7ebf81c2484ca0d33a2dc4e", kill_on_drop: false }`
[INFO] [stdout] 6da5d50f6aa3eb8f40ceacd0fb064e477652cfd1b7ebf81c2484ca0d33a2dc4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79c89b8e8d6d95e5e1492dcad13bacc583a58d30114210f5288990cc9ce7dab1
[INFO] running `Command { std: "docker" "start" "-a" "79c89b8e8d6d95e5e1492dcad13bacc583a58d30114210f5288990cc9ce7dab1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/types.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |     Identifier { size: usize, literal: &'a str },
[INFO] [stdout]     |     ----------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, 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: field `size` is never read
[INFO] [stdout]    --> src/types.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 107 |     String { size: usize, literal: &'a str },
[INFO] [stdout]     |     ------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |     Operator { line: usize, token: Operator },
[INFO] [stdout]     |     --------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Grouping { line: usize, token: Grouping },
[INFO] [stdout]     |     --------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |     Misc { line: usize, token: Misc },
[INFO] [stdout]     |     ----   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |     Literal { line: usize, token: Literal<'a> },
[INFO] [stdout]     |     -------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:117:15
[INFO] [stdout]     |
[INFO] [stdout] 117 |     Keyword { line: usize, token: Keyword },
[INFO] [stdout]     |     -------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]    --> src/types.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Eof { line: usize },
[INFO] [stdout]     |     ---   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/scanner.rs:91:56
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]    |                    -- the lifetime is named here       ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult<'a> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:243:15
[INFO] [stdout]     |
[INFO] [stdout] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scanner.rs:279:31
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stdout]     |                               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "79c89b8e8d6d95e5e1492dcad13bacc583a58d30114210f5288990cc9ce7dab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c89b8e8d6d95e5e1492dcad13bacc583a58d30114210f5288990cc9ce7dab1", kill_on_drop: false }`
[INFO] [stdout] 79c89b8e8d6d95e5e1492dcad13bacc583a58d30114210f5288990cc9ce7dab1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3589e0ca546317782e3f7b7d260c4aa3e8aae2003362334fc2439d116dbd74a9
[INFO] running `Command { std: "docker" "start" "-a" "3589e0ca546317782e3f7b7d260c4aa3e8aae2003362334fc2439d116dbd74a9", kill_on_drop: false }`
[INFO] [stderr] warning: field `size` is never read
[INFO] [stderr]    --> src/types.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     Identifier { size: usize, literal: &'a str },
[INFO] [stderr]     |     ----------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Literal` has a derived impl for the trait `Debug`, 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: field `size` is never read
[INFO] [stderr]    --> src/types.rs:107:14
[INFO] [stderr]     |
[INFO] [stderr] 107 |     String { size: usize, literal: &'a str },
[INFO] [stderr]     |     ------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:113:16
[INFO] [stderr]     |
[INFO] [stderr] 113 |     Operator { line: usize, token: Operator },
[INFO] [stderr]     |     --------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:114:16
[INFO] [stderr]     |
[INFO] [stderr] 114 |     Grouping { line: usize, token: Grouping },
[INFO] [stderr]     |     --------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Misc { line: usize, token: Misc },
[INFO] [stderr]     |     ----   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:116:15
[INFO] [stderr]     |
[INFO] [stderr] 116 |     Literal { line: usize, token: Literal<'a> },
[INFO] [stderr]     |     -------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:117:15
[INFO] [stderr]     |
[INFO] [stderr] 117 |     Keyword { line: usize, token: Keyword },
[INFO] [stderr]     |     -------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]    --> src/types.rs:118:11
[INFO] [stderr]     |
[INFO] [stderr] 118 |     Eof { line: usize },
[INFO] [stderr]     |     ---   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/scanner.rs:91:56
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stderr]    |                    -- the lifetime is named here       ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn scan_token(&'a self, scan_index: &ScanIndex) -> ScanResult<'a> {
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/scanner.rs:217:15
[INFO] [stderr]     |
[INFO] [stderr] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stderr]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 217 |     fn number(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stderr]     |                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/scanner.rs:243:15
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stderr]     |               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn string(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stderr]     |                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/scanner.rs:279:31
[INFO] [stderr]     |
[INFO] [stderr] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult {
[INFO] [stderr]     |                               ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 279 |     fn identifier_or_reserved(&self, scan_index: &ScanIndex) -> ScanResult<'_> {
[INFO] [stderr]     |                                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 12 warnings (run `cargo fix --bin "rlox" -p rlox --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-b88c38b6b696af38)
[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" "3589e0ca546317782e3f7b7d260c4aa3e8aae2003362334fc2439d116dbd74a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3589e0ca546317782e3f7b7d260c4aa3e8aae2003362334fc2439d116dbd74a9", kill_on_drop: false }`
[INFO] [stdout] 3589e0ca546317782e3f7b7d260c4aa3e8aae2003362334fc2439d116dbd74a9
