[INFO] fetching crate select 0.6.1... [INFO] testing select-0.6.1 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate select 0.6.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate select 0.6.1 [INFO] finished tweaking crates.io crate select 0.6.1 [INFO] tweaked toml for crates.io crate select 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate select 0.6.1 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate select 0.6.1 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5db31232fce37c16097d863010fb2eeccbffe20ec0e073c037777b71663e0212 [INFO] running `Command { std: "docker" "start" "-a" "5db31232fce37c16097d863010fb2eeccbffe20ec0e073c037777b71663e0212", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5db31232fce37c16097d863010fb2eeccbffe20ec0e073c037777b71663e0212", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db31232fce37c16097d863010fb2eeccbffe20ec0e073c037777b71663e0212", kill_on_drop: false }` [INFO] [stdout] 5db31232fce37c16097d863010fb2eeccbffe20ec0e073c037777b71663e0212 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ceb217828fc820c5cd5273f666c8912174992ccf63713cd41474d317eda61139 [INFO] running `Command { std: "docker" "start" "-a" "ceb217828fc820c5cd5273f666c8912174992ccf63713cd41474d317eda61139", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling zerocopy v0.8.23 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling log v0.4.26 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling phf_generator v0.11.3 [INFO] [stderr] Compiling phf_codegen v0.10.0 [INFO] [stderr] Compiling string_cache v0.8.8 [INFO] [stderr] Compiling string_cache_codegen v0.5.4 [INFO] [stderr] Compiling markup5ever v0.11.0 [INFO] [stderr] Compiling html5ever v0.26.0 [INFO] [stderr] Compiling xml5ever v0.17.0 [INFO] [stderr] Compiling markup5ever_rcdom v0.2.0 [INFO] [stderr] Compiling select v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn find(&self, predicate: P) -> Find

{ [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] 17 | pub fn find(&self, predicate: P) -> Find<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn nth(&self, n: usize) -> Option { [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] 27 | pub fn nth(&self, n: usize) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.37s [INFO] running `Command { std: "docker" "inspect" "ceb217828fc820c5cd5273f666c8912174992ccf63713cd41474d317eda61139", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceb217828fc820c5cd5273f666c8912174992ccf63713cd41474d317eda61139", kill_on_drop: false }` [INFO] [stdout] ceb217828fc820c5cd5273f666c8912174992ccf63713cd41474d317eda61139 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cffbc14eccc6e800da7631ed008b2650ad9ece333db41d48fde6237687ec9d57 [INFO] running `Command { std: "docker" "start" "-a" "cffbc14eccc6e800da7631ed008b2650ad9ece333db41d48fde6237687ec9d57", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn find(&self, predicate: P) -> Find

{ [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] 17 | pub fn find(&self, predicate: P) -> Find<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn nth(&self, n: usize) -> Option { [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] 27 | pub fn nth(&self, n: usize) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling speculate v0.1.2 [INFO] [stderr] Compiling select v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn find(&self, predicate: P) -> Find

{ [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] 17 | pub fn find(&self, predicate: P) -> Find<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/document.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn nth(&self, n: usize) -> Option { [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] 27 | pub fn nth(&self, n: usize) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.87s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "cffbc14eccc6e800da7631ed008b2650ad9ece333db41d48fde6237687ec9d57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cffbc14eccc6e800da7631ed008b2650ad9ece333db41d48fde6237687ec9d57", kill_on_drop: false }` [INFO] [stdout] cffbc14eccc6e800da7631ed008b2650ad9ece333db41d48fde6237687ec9d57 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e21c9b1e285965116ad5f8e8b9f20e646f1eb906b6fca8391339c24de1d2a2de [INFO] running `Command { std: "docker" "start" "-a" "e21c9b1e285965116ad5f8e8b9f20e646f1eb906b6fca8391339c24de1d2a2de", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/document.rs:17:31 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn find(&self, predicate: P) -> Find

{ [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] 17 | pub fn find(&self, predicate: P) -> Find<'_, P> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/document.rs:27:16 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn nth(&self, n: usize) -> Option { [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] 27 | pub fn nth(&self, n: usize) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `select` (lib) generated 2 warnings (run `cargo fix --lib -p select` to apply 2 suggestions) [INFO] [stderr] warning: `select` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/select-f11113effe2e4a42) [INFO] [stdout] [INFO] [stderr] Doc-tests select [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] [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" "e21c9b1e285965116ad5f8e8b9f20e646f1eb906b6fca8391339c24de1d2a2de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21c9b1e285965116ad5f8e8b9f20e646f1eb906b6fca8391339c24de1d2a2de", kill_on_drop: false }` [INFO] [stdout] e21c9b1e285965116ad5f8e8b9f20e646f1eb906b6fca8391339c24de1d2a2de