[INFO] fetching crate tree-edit-distance 0.4.0... [INFO] building tree-edit-distance-0.4.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate tree-edit-distance 0.4.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate tree-edit-distance 0.4.0 [INFO] finished tweaking crates.io crate tree-edit-distance 0.4.0 [INFO] tweaked toml for crates.io crate tree-edit-distance 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tree-edit-distance 0.4.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 83 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.4.0 (available: v0.7.0) [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.0.1) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] [stderr] Adding pathfinding v3.0.14 (available: v4.14.0) [INFO] [stderr] Adding test-strategy v0.2.1 (available: v0.4.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b309f2df9ca90eb625e34f017a61b85cf2d62abf09c256f0cf4663b1977a429c [INFO] running `Command { std: "docker" "start" "-a" "b309f2df9ca90eb625e34f017a61b85cf2d62abf09c256f0cf4663b1977a429c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b309f2df9ca90eb625e34f017a61b85cf2d62abf09c256f0cf4663b1977a429c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b309f2df9ca90eb625e34f017a61b85cf2d62abf09c256f0cf4663b1977a429c", kill_on_drop: false }` [INFO] [stdout] b309f2df9ca90eb625e34f017a61b85cf2d62abf09c256f0cf4663b1977a429c [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0761e4c03cc68af03fe0a27797cb02a66aff53c0a1aedfc0839f0c7f605a9668 [INFO] running `Command { std: "docker" "start" "-a" "0761e4c03cc68af03fe0a27797cb02a66aff53c0a1aedfc0839f0c7f605a9668", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Compiling integer-sqrt v0.1.5 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling pathfinding v3.0.14 [INFO] [stderr] Compiling tree-edit-distance v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Fold` is never used [INFO] [stdout] --> src/fold.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | pub(crate) trait Fold { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/memoize.rs:46:35 [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn memoize(t: &T) -> Memoized { [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] 46 | pub(crate) fn memoize(t: &T) -> Memoized<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s [INFO] running `Command { std: "docker" "inspect" "0761e4c03cc68af03fe0a27797cb02a66aff53c0a1aedfc0839f0c7f605a9668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0761e4c03cc68af03fe0a27797cb02a66aff53c0a1aedfc0839f0c7f605a9668", kill_on_drop: false }` [INFO] [stdout] 0761e4c03cc68af03fe0a27797cb02a66aff53c0a1aedfc0839f0c7f605a9668 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cac5a85f840b9842574560d33e9ab272286b32d14a1437fdf20b18d3576fafb [INFO] running `Command { std: "docker" "start" "-a" "8cac5a85f840b9842574560d33e9ab272286b32d14a1437fdf20b18d3576fafb", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling textwrap v0.16.2 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand_xorshift v0.4.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling pathfinding v3.0.14 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling assert_matches v1.5.0 [INFO] [stderr] Compiling tree-edit-distance v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Fold` is never used [INFO] [stdout] --> src/fold.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | pub(crate) trait Fold { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/memoize.rs:46:35 [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn memoize(t: &T) -> Memoized { [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] 46 | pub(crate) fn memoize(t: &T) -> Memoized<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling proptest v1.8.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling structmeta-derive v0.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling structmeta v0.1.6 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stderr] Compiling test-strategy v0.2.1 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/memoize.rs:46:35 [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn memoize(t: &T) -> Memoized { [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] 46 | pub(crate) fn memoize(t: &T) -> Memoized<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 43.33s [INFO] running `Command { std: "docker" "inspect" "8cac5a85f840b9842574560d33e9ab272286b32d14a1437fdf20b18d3576fafb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cac5a85f840b9842574560d33e9ab272286b32d14a1437fdf20b18d3576fafb", kill_on_drop: false }` [INFO] [stdout] 8cac5a85f840b9842574560d33e9ab272286b32d14a1437fdf20b18d3576fafb