[INFO] fetching crate s-tree 0.3.0... [INFO] testing s-tree-0.3.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate s-tree 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate s-tree 0.3.0 [INFO] finished tweaking crates.io crate s-tree 0.3.0 [INFO] tweaked toml for crates.io crate s-tree 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate s-tree 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 71 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [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] a36be53e6cddd493ab82a4447bd0172225622da6c19d7b1a881b4cba9fb00b53 [INFO] running `Command { std: "docker" "start" "-a" "a36be53e6cddd493ab82a4447bd0172225622da6c19d7b1a881b4cba9fb00b53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a36be53e6cddd493ab82a4447bd0172225622da6c19d7b1a881b4cba9fb00b53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36be53e6cddd493ab82a4447bd0172225622da6c19d7b1a881b4cba9fb00b53", kill_on_drop: false }` [INFO] [stdout] a36be53e6cddd493ab82a4447bd0172225622da6c19d7b1a881b4cba9fb00b53 [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] 1898c8fb47fc6ca17a8896b5d06cef5cceb28eae8a95f0cde76d63ccebaf0d2d [INFO] running `Command { std: "docker" "start" "-a" "1898c8fb47fc6ca17a8896b5d06cef5cceb28eae8a95f0cde76d63ccebaf0d2d", kill_on_drop: false }` [INFO] [stderr] Compiling s-tree v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range<'_, u64, V>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "1898c8fb47fc6ca17a8896b5d06cef5cceb28eae8a95f0cde76d63ccebaf0d2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1898c8fb47fc6ca17a8896b5d06cef5cceb28eae8a95f0cde76d63ccebaf0d2d", kill_on_drop: false }` [INFO] [stdout] 1898c8fb47fc6ca17a8896b5d06cef5cceb28eae8a95f0cde76d63ccebaf0d2d [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] 0376f8d9d97e1d83a677bd6716508cd2ac4f8f1c2c366bd3cf8b91db18a0ccdd [INFO] running `Command { std: "docker" "start" "-a" "0376f8d9d97e1d83a677bd6716508cd2ac4f8f1c2c366bd3cf8b91db18a0ccdd", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range<'_, u64, V>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling s-tree v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range<'_, u64, V>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "0376f8d9d97e1d83a677bd6716508cd2ac4f8f1c2c366bd3cf8b91db18a0ccdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0376f8d9d97e1d83a677bd6716508cd2ac4f8f1c2c366bd3cf8b91db18a0ccdd", kill_on_drop: false }` [INFO] [stdout] 0376f8d9d97e1d83a677bd6716508cd2ac4f8f1c2c366bd3cf8b91db18a0ccdd [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] 3e6b3304b3f9edd785193b8f61ad9bf39d520fab0150d114986c17e3492ddb54 [INFO] running `Command { std: "docker" "start" "-a" "3e6b3304b3f9edd785193b8f61ad9bf39d520fab0150d114986c17e3492ddb54", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | | [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 74 | fn find(&self, target: u64, common_bits: u32) -> Chain, Range<'_, u64, V>> { [INFO] [stderr] | +++ +++ [INFO] [stderr] [INFO] [stderr] warning: `s-tree` (lib) generated 1 warning (run `cargo fix --lib -p s-tree` to apply 1 suggestion) [INFO] [stderr] warning: `s-tree` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/s_tree-d3aedc2211a2ea98) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::basic_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests s_tree [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" "3e6b3304b3f9edd785193b8f61ad9bf39d520fab0150d114986c17e3492ddb54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e6b3304b3f9edd785193b8f61ad9bf39d520fab0150d114986c17e3492ddb54", kill_on_drop: false }` [INFO] [stdout] 3e6b3304b3f9edd785193b8f61ad9bf39d520fab0150d114986c17e3492ddb54