[INFO] fetching crate lineartree 0.1.1... [INFO] testing lineartree-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate lineartree 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate lineartree 0.1.1 [INFO] finished tweaking crates.io crate lineartree 0.1.1 [INFO] tweaked toml for crates.io crate lineartree 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lineartree 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03d5e306623a0363ee4e2896a258ef09a7a77d525e0f770f492bbc411538f564 [INFO] running `Command { std: "docker" "start" "-a" "03d5e306623a0363ee4e2896a258ef09a7a77d525e0f770f492bbc411538f564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03d5e306623a0363ee4e2896a258ef09a7a77d525e0f770f492bbc411538f564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03d5e306623a0363ee4e2896a258ef09a7a77d525e0f770f492bbc411538f564", kill_on_drop: false }` [INFO] [stdout] 03d5e306623a0363ee4e2896a258ef09a7a77d525e0f770f492bbc411538f564 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68f9b08643fd2473128b2709faae1291879f6bfc4eb3888530224a9f1b9b5e02 [INFO] running `Command { std: "docker" "start" "-a" "68f9b08643fd2473128b2709faae1291879f6bfc4eb3888530224a9f1b9b5e02", kill_on_drop: false }` [INFO] [stderr] Compiling lineartree v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:25 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [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] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:374:9 [INFO] [stdout] | [INFO] [stdout] 374 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:396:24 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "68f9b08643fd2473128b2709faae1291879f6bfc4eb3888530224a9f1b9b5e02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68f9b08643fd2473128b2709faae1291879f6bfc4eb3888530224a9f1b9b5e02", kill_on_drop: false }` [INFO] [stdout] 68f9b08643fd2473128b2709faae1291879f6bfc4eb3888530224a9f1b9b5e02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddb194970b43289b951582fddb416618c108c87833abbb707a58947924f4b189 [INFO] running `Command { std: "docker" "start" "-a" "ddb194970b43289b951582fddb416618c108c87833abbb707a58947924f4b189", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:25 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [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] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:374:9 [INFO] [stdout] | [INFO] [stdout] 374 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:396:24 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lineartree v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:25 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [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] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:374:9 [INFO] [stdout] | [INFO] [stdout] 374 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 377 | ) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:396:24 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "ddb194970b43289b951582fddb416618c108c87833abbb707a58947924f4b189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddb194970b43289b951582fddb416618c108c87833abbb707a58947924f4b189", kill_on_drop: false }` [INFO] [stdout] ddb194970b43289b951582fddb416618c108c87833abbb707a58947924f4b189 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2acc7963db87ae6db9e389816df57248e5c54736f54dc1e503f5cc184d4b0cb1 [INFO] running `Command { std: "docker" "start" "-a" "2acc7963db87ae6db9e389816df57248e5c54736f54dc1e503f5cc184d4b0cb1", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:340:25 [INFO] [stderr] | [INFO] [stderr] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [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] 340 | pub fn get_children(&self, parent_ref: NodeRef) -> Result> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:374:9 [INFO] [stderr] | [INFO] [stderr] 374 | &self, [INFO] [stderr] | ^^^^^ the lifetime is elided here [INFO] [stderr] ... [INFO] [stderr] 377 | ) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ 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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 377 | ) -> Result> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:396:24 [INFO] [stderr] | [INFO] [stderr] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 396 | pub fn depth_first(&self, include_root: bool) -> Result> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `lineartree` (lib) generated 3 warnings (run `cargo fix --lib -p lineartree` to apply 3 suggestions) [INFO] [stderr] warning: `lineartree` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lineartree-9b19caed845bfa3b) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test tests::append_child ... ok [INFO] [stdout] test tests::depth_first_iterator ... ok [INFO] [stdout] test tests::append_children ... ok [INFO] [stdout] test tests::append_child_error ... ok [INFO] [stdout] test tests::get_mut ... ok [INFO] [stdout] test tests::remove_node ... ok [INFO] [stdout] test tests::get_parent ... ok [INFO] [stdout] test tests::new_node ... ok [INFO] [stdout] test tests::remove_node_error_invalid_ref ... ok [INFO] [stdout] test tests::root2 ... ok [INFO] [stdout] test tests::clone_tree ... ok [INFO] [stdout] test tests::remove_node_error_already_removed ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests lineartree [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 13) ... ignored [INFO] [stdout] test src/lib.rs - (line 46) ... ignored [INFO] [stdout] test src/lib.rs - (line 59) ... ignored [INFO] [stdout] test src/lib.rs - (line 66) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2acc7963db87ae6db9e389816df57248e5c54736f54dc1e503f5cc184d4b0cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2acc7963db87ae6db9e389816df57248e5c54736f54dc1e503f5cc184d4b0cb1", kill_on_drop: false }` [INFO] [stdout] 2acc7963db87ae6db9e389816df57248e5c54736f54dc1e503f5cc184d4b0cb1