[INFO] fetching crate vec-tree 0.1.2... [INFO] checking vec-tree-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate vec-tree 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate vec-tree 0.1.2 [INFO] finished tweaking crates.io crate vec-tree 0.1.2 [INFO] tweaked toml for crates.io crate vec-tree 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate vec-tree 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f12aa2ea20a547603f6eec572d8dd572642bddacefadbac0903af91b5426f8d4 [INFO] running `Command { std: "docker" "start" "-a" "f12aa2ea20a547603f6eec572d8dd572642bddacefadbac0903af91b5426f8d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f12aa2ea20a547603f6eec572d8dd572642bddacefadbac0903af91b5426f8d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f12aa2ea20a547603f6eec572d8dd572642bddacefadbac0903af91b5426f8d4", kill_on_drop: false }` [INFO] [stdout] f12aa2ea20a547603f6eec572d8dd572642bddacefadbac0903af91b5426f8d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93ac634a4710a0a9e1a8ee3cab47db37c3b2b502932c94801de4d9a90370d00e [INFO] running `Command { std: "docker" "start" "-a" "93ac634a4710a0a9e1a8ee3cab47db37c3b2b502932c94801de4d9a90370d00e", kill_on_drop: false }` [INFO] [stderr] Checking generational-arena v0.2.9 [INFO] [stderr] Checking vec-tree v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:681:21 [INFO] [stdout] | [INFO] [stdout] 681 | pub fn children(&self, node_id: Index) -> ChildrenIter { [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] 681 | pub fn children(&self, node_id: Index) -> ChildrenIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:681:21 [INFO] [stdout] | [INFO] [stdout] 681 | pub fn children(&self, node_id: Index) -> ChildrenIter { [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] 681 | pub fn children(&self, node_id: Index) -> ChildrenIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:691:31 [INFO] [stdout] | [INFO] [stdout] 691 | pub fn preceding_siblings(&self, node_id: Index) -> PrecedingSiblingsIter { [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] 691 | pub fn preceding_siblings(&self, node_id: Index) -> PrecedingSiblingsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:701:31 [INFO] [stdout] | [INFO] [stdout] 701 | pub fn following_siblings(&self, node_id: Index) -> FollowingSiblingsIter { [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] 701 | pub fn following_siblings(&self, node_id: Index) -> FollowingSiblingsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:691:31 [INFO] [stdout] | [INFO] [stdout] 691 | pub fn preceding_siblings(&self, node_id: Index) -> PrecedingSiblingsIter { [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] 691 | pub fn preceding_siblings(&self, node_id: Index) -> PrecedingSiblingsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:711:22 [INFO] [stdout] | [INFO] [stdout] 711 | pub fn ancestors(&self, node_id: Index) -> AncestorsIter { [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] 711 | pub fn ancestors(&self, node_id: Index) -> AncestorsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:719:17 [INFO] [stdout] | [INFO] [stdout] 719 | fn traverse(&self, node_id: Index) -> TraverseIter { [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] 719 | fn traverse(&self, node_id: Index) -> TraverseIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:701:31 [INFO] [stdout] | [INFO] [stdout] 701 | pub fn following_siblings(&self, node_id: Index) -> FollowingSiblingsIter { [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] 701 | pub fn following_siblings(&self, node_id: Index) -> FollowingSiblingsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:711:22 [INFO] [stdout] | [INFO] [stdout] 711 | pub fn ancestors(&self, node_id: Index) -> AncestorsIter { [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] 711 | pub fn ancestors(&self, node_id: Index) -> AncestorsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:719:17 [INFO] [stdout] | [INFO] [stdout] 719 | fn traverse(&self, node_id: Index) -> TraverseIter { [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] 719 | fn traverse(&self, node_id: Index) -> TraverseIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:729:28 [INFO] [stdout] | [INFO] [stdout] 729 | fn traverse_with_depth(&self, node_id: Index) -> TraverseWithDepthIter { [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] 729 | fn traverse_with_depth(&self, node_id: Index) -> TraverseWithDepthIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:741:24 [INFO] [stdout] | [INFO] [stdout] 741 | pub fn descendants(&self, node_id: Index) -> DescendantsIter { [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] 741 | pub fn descendants(&self, node_id: Index) -> DescendantsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:750:35 [INFO] [stdout] | [INFO] [stdout] 750 | pub fn descendants_with_depth(&self, node_id: Index) -> DescendantsWithDepthIter { [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] 750 | pub fn descendants_with_depth(&self, node_id: Index) -> DescendantsWithDepthIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:729:28 [INFO] [stdout] | [INFO] [stdout] 729 | fn traverse_with_depth(&self, node_id: Index) -> TraverseWithDepthIter { [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] 729 | fn traverse_with_depth(&self, node_id: Index) -> TraverseWithDepthIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:741:24 [INFO] [stdout] | [INFO] [stdout] 741 | pub fn descendants(&self, node_id: Index) -> DescendantsIter { [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] 741 | pub fn descendants(&self, node_id: Index) -> DescendantsIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:750:35 [INFO] [stdout] | [INFO] [stdout] 750 | pub fn descendants_with_depth(&self, node_id: Index) -> DescendantsWithDepthIter { [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] 750 | pub fn descendants_with_depth(&self, node_id: Index) -> DescendantsWithDepthIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "93ac634a4710a0a9e1a8ee3cab47db37c3b2b502932c94801de4d9a90370d00e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93ac634a4710a0a9e1a8ee3cab47db37c3b2b502932c94801de4d9a90370d00e", kill_on_drop: false }` [INFO] [stdout] 93ac634a4710a0a9e1a8ee3cab47db37c3b2b502932c94801de4d9a90370d00e