[INFO] fetching crate doubter-impl 0.1.0...
[INFO] testing doubter-impl-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate doubter-impl 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate doubter-impl 0.1.0
[INFO] finished tweaking crates.io crate doubter-impl 0.1.0
[INFO] tweaked toml for crates.io crate doubter-impl 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate doubter-impl 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding bytecount v0.3.2 (available: v0.6.9)
[INFO] [stderr]       Adding glob v0.2.11 (available: v0.3.3)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.101)
[INFO] [stderr]       Adding pulldown-cmark v0.1.2 (available: v0.13.0)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 189a2fecd3b8ad03493a8891df183ebe6cb329201f38e379091ac24f54cfb034
[INFO] running `Command { std: "docker" "start" "-a" "189a2fecd3b8ad03493a8891df183ebe6cb329201f38e379091ac24f54cfb034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "189a2fecd3b8ad03493a8891df183ebe6cb329201f38e379091ac24f54cfb034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189a2fecd3b8ad03493a8891df183ebe6cb329201f38e379091ac24f54cfb034", kill_on_drop: false }`
[INFO] [stdout] 189a2fecd3b8ad03493a8891df183ebe6cb329201f38e379091ac24f54cfb034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f78d13cb49114b56ff9301a192c1dcd5ff11eaa16c74a89140cd80bf48d168d7
[INFO] running `Command { std: "docker" "start" "-a" "f78d13cb49114b56ff9301a192c1dcd5ff11eaa16c74a89140cd80bf48d168d7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling doubter-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/tree.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |     #[cfg_attr(feature = "cargo-clippy", allow(match_ref_pats))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/util.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout]    |                               ^^                                                          ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 21 -         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout] 21 +         String::with_capacity(file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<dyn StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]   --> src/config.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Field {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 93 |     ident: Ident,
[INFO] [stdout] 94 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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 `root_dir` is never read
[INFO] [stdout]   --> src/render.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct RenderContext {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 18 |     config: Config,
[INFO] [stdout] 19 |     root_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RenderContext` 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 elided elsewhere is confusing
[INFO] [stdout]   --> src/extract.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock> {
[INFO] [stdout]    |                                   ^^^^         ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn iter(&self) -> hash_map::Iter<OsString, Node> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 82 |     pub fn iter(&self) -> hash_map::Iter<'_, OsString, Node> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `Command { std: "docker" "inspect" "f78d13cb49114b56ff9301a192c1dcd5ff11eaa16c74a89140cd80bf48d168d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78d13cb49114b56ff9301a192c1dcd5ff11eaa16c74a89140cd80bf48d168d7", kill_on_drop: false }`
[INFO] [stdout] f78d13cb49114b56ff9301a192c1dcd5ff11eaa16c74a89140cd80bf48d168d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302c0295c12c9592ef00e6de21d5ddaa336a2dc424e5fe94488e4bd9985454d8
[INFO] running `Command { std: "docker" "start" "-a" "302c0295c12c9592ef00e6de21d5ddaa336a2dc424e5fe94488e4bd9985454d8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/tree.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |     #[cfg_attr(feature = "cargo-clippy", allow(match_ref_pats))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/util.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout]    |                               ^^                                                          ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 21 -         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout] 21 +         String::with_capacity(file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<dyn StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]   --> src/config.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Field {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 93 |     ident: Ident,
[INFO] [stdout] 94 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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 `root_dir` is never read
[INFO] [stdout]   --> src/render.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct RenderContext {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 18 |     config: Config,
[INFO] [stdout] 19 |     root_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RenderContext` 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 elided elsewhere is confusing
[INFO] [stdout]   --> src/extract.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock> {
[INFO] [stdout]    |                                   ^^^^         ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn iter(&self) -> hash_map::Iter<OsString, Node> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 82 |     pub fn iter(&self) -> hash_map::Iter<'_, OsString, Node> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling doubter-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/tree.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |     #[cfg_attr(feature = "cargo-clippy", allow(match_ref_pats))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/util.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout]    |                               ^^                                                          ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 21 -         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stdout] 21 +         String::with_capacity(file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     E: Into<Box<dyn StdError + Send + Sync + 'static>>,
[INFO] [stdout]   |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]   --> src/config.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Field {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 93 |     ident: Ident,
[INFO] [stdout] 94 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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 `root_dir` is never read
[INFO] [stdout]   --> src/render.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct RenderContext {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 18 |     config: Config,
[INFO] [stdout] 19 |     root_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RenderContext` 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 elided elsewhere is confusing
[INFO] [stdout]   --> src/extract.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock> {
[INFO] [stdout]    |                                   ^^^^         ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tree.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn iter(&self) -> hash_map::Iter<OsString, Node> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 82 |     pub fn iter(&self) -> hash_map::Iter<'_, OsString, Node> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "302c0295c12c9592ef00e6de21d5ddaa336a2dc424e5fe94488e4bd9985454d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302c0295c12c9592ef00e6de21d5ddaa336a2dc424e5fe94488e4bd9985454d8", kill_on_drop: false }`
[INFO] [stdout] 302c0295c12c9592ef00e6de21d5ddaa336a2dc424e5fe94488e4bd9985454d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bbe0b94500bb88f57c60cc61f14b1aae772705305944837e38ad04f11af3eab5
[INFO] running `Command { std: "docker" "start" "-a" "bbe0b94500bb88f57c60cc61f14b1aae772705305944837e38ad04f11af3eab5", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stderr]   --> src/tree.rs:66:16
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 4 tests
[INFO] [stderr] 66 |     #[cfg_attr(feature = "cargo-clippy", allow(match_ref_pats))]
[INFO] [stdout] test extract::tests::test_no_blocks ... ok
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout] test extract::tests::test_single_block ... ok
[INFO] [stderr]    |
[INFO] [stdout] test render::sanitize::test_sanitize ... ok
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stdout] test tree::normalize_path::test_normalize_path ... ok
[INFO] [stderr]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout] 
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]   --> src/util.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 |         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stderr]    |                               ^^                                                          ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 21 -         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stderr] 21 +         String::with_capacity(file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/util.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     E: Into<Box<StdError + Send + Sync + 'static>>,
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 9 |     E: Into<Box<dyn StdError + Send + Sync + 'static>>,
[INFO] [stderr]   |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: field `eq` is never read
[INFO] [stderr]   --> src/config.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | struct Field {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] 93 |     ident: Ident,
[INFO] [stderr] 94 |     eq: Token![=],
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Field` 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 `root_dir` is never read
[INFO] [stderr]   --> src/render.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct RenderContext {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 18 |     config: Config,
[INFO] [stderr] 19 |     root_dir: PathBuf,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RenderContext` 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 elided elsewhere is confusing
[INFO] [stderr]   --> src/extract.rs:12:35
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock> {
[INFO] [stderr]    |                                   ^^^^         ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                   |
[INFO] [stderr]    |                                   the lifetime is elided 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: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn extract_code_blocks(input: &str) -> Vec<CodeBlock<'_>> {
[INFO] [stderr]    |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tree.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn iter(&self) -> hash_map::Iter<OsString, Node> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided 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] 82 |     pub fn iter(&self) -> hash_map::Iter<'_, OsString, Node> {
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `doubter-impl` (lib) generated 7 warnings (run `cargo fix --lib -p doubter-impl` to apply 4 suggestions)
[INFO] [stderr] warning: `doubter-impl` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/doubter_impl-c9c6dc28b879f08c)
[INFO] [stderr]    Doc-tests doubter_impl
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]   --> src/util.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 |         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stderr]    |                               ^^                                                          ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 21 -         String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) });
[INFO] [stderr] 21 +         String::with_capacity(file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "bbe0b94500bb88f57c60cc61f14b1aae772705305944837e38ad04f11af3eab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe0b94500bb88f57c60cc61f14b1aae772705305944837e38ad04f11af3eab5", kill_on_drop: false }`
[INFO] [stdout] bbe0b94500bb88f57c60cc61f14b1aae772705305944837e38ad04f11af3eab5
