[INFO] fetching crate read-tree 0.2.0... [INFO] testing read-tree-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate read-tree 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate read-tree 0.2.0 [INFO] finished tweaking crates.io crate read-tree 0.2.0 [INFO] tweaked toml for crates.io crate read-tree 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate read-tree 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67c97383c7f748011f898b612e376f41e3f5f45147b78c93b5daf12197ecb2c8 [INFO] running `Command { std: "docker" "start" "-a" "67c97383c7f748011f898b612e376f41e3f5f45147b78c93b5daf12197ecb2c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67c97383c7f748011f898b612e376f41e3f5f45147b78c93b5daf12197ecb2c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67c97383c7f748011f898b612e376f41e3f5f45147b78c93b5daf12197ecb2c8", kill_on_drop: false }` [INFO] [stdout] 67c97383c7f748011f898b612e376f41e3f5f45147b78c93b5daf12197ecb2c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba1ab91ad2defde514408fbc9ed959c443155a74ca8c2c0d92268da1e41f65e9 [INFO] running `Command { std: "docker" "start" "-a" "ba1ab91ad2defde514408fbc9ed959c443155a74ca8c2c0d92268da1e41f65e9", kill_on_drop: false }` [INFO] [stderr] Compiling read-tree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:525:20 [INFO] [stdout] | [INFO] [stdout] 525 | pub fn as_node(&self) -> Node { [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] 525 | pub fn as_node(&self) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:533:16 [INFO] [stdout] | [INFO] [stdout] 533 | pub fn get(&self, rank: 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] 533 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:580:18 [INFO] [stdout] | [INFO] [stdout] 580 | pub fn roots(&self) -> Children { [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] 580 | pub fn roots(&self) -> Children<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:589:16 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn get(&self, rank: 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] 589 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:652:24 [INFO] [stdout] | [INFO] [stdout] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [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] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:698:41 [INFO] [stdout] | [INFO] [stdout] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node { [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] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "ba1ab91ad2defde514408fbc9ed959c443155a74ca8c2c0d92268da1e41f65e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba1ab91ad2defde514408fbc9ed959c443155a74ca8c2c0d92268da1e41f65e9", kill_on_drop: false }` [INFO] [stdout] ba1ab91ad2defde514408fbc9ed959c443155a74ca8c2c0d92268da1e41f65e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4540c845c086cffcbd15495b1de918f41e4b1a790fafd6821b8624ce9e4b4f79 [INFO] running `Command { std: "docker" "start" "-a" "4540c845c086cffcbd15495b1de918f41e4b1a790fafd6821b8624ce9e4b4f79", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:525:20 [INFO] [stdout] | [INFO] [stdout] 525 | pub fn as_node(&self) -> Node { [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] 525 | pub fn as_node(&self) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:533:16 [INFO] [stdout] | [INFO] [stdout] 533 | pub fn get(&self, rank: 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] 533 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:580:18 [INFO] [stdout] | [INFO] [stdout] 580 | pub fn roots(&self) -> Children { [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] 580 | pub fn roots(&self) -> Children<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling read-tree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:589:16 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn get(&self, rank: 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] 589 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:652:24 [INFO] [stdout] | [INFO] [stdout] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [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] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:698:41 [INFO] [stdout] | [INFO] [stdout] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node { [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] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:525:20 [INFO] [stdout] | [INFO] [stdout] 525 | pub fn as_node(&self) -> Node { [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] 525 | pub fn as_node(&self) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:533:16 [INFO] [stdout] | [INFO] [stdout] 533 | pub fn get(&self, rank: 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] 533 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:580:18 [INFO] [stdout] | [INFO] [stdout] 580 | pub fn roots(&self) -> Children { [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] 580 | pub fn roots(&self) -> Children<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:589:16 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn get(&self, rank: 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] 589 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:652:24 [INFO] [stdout] | [INFO] [stdout] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [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] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tree.rs:698:41 [INFO] [stdout] | [INFO] [stdout] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node { [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] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "4540c845c086cffcbd15495b1de918f41e4b1a790fafd6821b8624ce9e4b4f79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4540c845c086cffcbd15495b1de918f41e4b1a790fafd6821b8624ce9e4b4f79", kill_on_drop: false }` [INFO] [stdout] 4540c845c086cffcbd15495b1de918f41e4b1a790fafd6821b8624ce9e4b4f79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3c6891757e1808f400ccc426eb6d3e4a96e88387e0ca273200543398475184a8 [INFO] running `Command { std: "docker" "start" "-a" "3c6891757e1808f400ccc426eb6d3e4a96e88387e0ca273200543398475184a8", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:525:20 [INFO] [stderr] | [INFO] [stderr] 525 | pub fn as_node(&self) -> Node { [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] 525 | pub fn as_node(&self) -> Node<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:533:16 [INFO] [stderr] | [INFO] [stderr] 533 | pub fn get(&self, rank: 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] 533 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:580:18 [INFO] [stderr] | [INFO] [stderr] 580 | pub fn roots(&self) -> Children { [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] 580 | pub fn roots(&self) -> Children<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:589:16 [INFO] [stderr] | [INFO] [stderr] 589 | pub fn get(&self, rank: 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] 589 | pub fn get(&self, rank: usize) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:652:24 [INFO] [stderr] | [INFO] [stderr] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [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] 652 | pub fn from(verts: &[Vertex]) -> Result, ValidationError> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tree.rs:698:41 [INFO] [stderr] | [INFO] [stderr] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node { [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] 698 | pub unsafe fn from_unchecked(verts: &[Vertex]) -> Node<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `read-tree` (lib) generated 6 warnings (run `cargo fix --lib -p read-tree` to apply 6 suggestions) [INFO] [stderr] warning: `read-tree` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/read_tree-5c1a8ed988e1d715) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test test::test_node::test_to_tree ... ok [INFO] [stdout] test test::test_sapling::test_err ... ok [INFO] [stdout] test test::test_sapling::test_clear ... ok [INFO] [stdout] test test::test_node::test_parent ... ok [INFO] [stdout] test test::test_iter::test_iter_descendants ... ok [INFO] [stdout] test test::test_sapling::test_small ... ok [INFO] [stdout] test test::test_node::test_from ... ok [INFO] [stdout] test test::test_sapling::test_tiny ... ok [INFO] [stdout] test test::test_iter::test_iter_ancestors ... ok [INFO] [stdout] test test::test_iter::test_iter_children ... ok [INFO] [stderr] Doc-tests read_tree [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/tree.rs - tree::Sapling::new (line 177) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling (line 137) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::pop (line 325) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::peek (line 293) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::clear (line 427) ... ok [INFO] [stdout] test src/lib.rs - (line 30) ... ok [INFO] [stdout] test src/tree.rs - tree::Descendants (line 902) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::pop_all (line 351) ... ok [INFO] [stdout] test src/tree.rs - tree::Children (line 826) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::pop (line 335) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::pop_as_leaf (line 375) ... ok [INFO] [stdout] test src/tree.rs - tree::Sapling::pop_as_leaf_all (line 406) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.39s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3c6891757e1808f400ccc426eb6d3e4a96e88387e0ca273200543398475184a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6891757e1808f400ccc426eb6d3e4a96e88387e0ca273200543398475184a8", kill_on_drop: false }` [INFO] [stdout] 3c6891757e1808f400ccc426eb6d3e4a96e88387e0ca273200543398475184a8