[INFO] fetching crate binary_search_tree 0.2.2...
[INFO] testing binary_search_tree-0.2.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate binary_search_tree 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate binary_search_tree 0.2.2
[INFO] finished tweaking crates.io crate binary_search_tree 0.2.2
[INFO] tweaked toml for crates.io crate binary_search_tree 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate binary_search_tree 0.2.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dca86986a21db76ae507964b239e3b9eb3bfad54c0a70a1de76625fa7b4cd72a
[INFO] running `Command { std: "docker" "start" "-a" "dca86986a21db76ae507964b239e3b9eb3bfad54c0a70a1de76625fa7b4cd72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca86986a21db76ae507964b239e3b9eb3bfad54c0a70a1de76625fa7b4cd72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca86986a21db76ae507964b239e3b9eb3bfad54c0a70a1de76625fa7b4cd72a", kill_on_drop: false }`
[INFO] [stdout] dca86986a21db76ae507964b239e3b9eb3bfad54c0a70a1de76625fa7b4cd72a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdf5702bc70b768010dfdf78d919e91b0893437ecb753d1983c4f35ea052ce99
[INFO] running `Command { std: "docker" "start" "-a" "fdf5702bc70b768010dfdf78d919e91b0893437ecb753d1983c4f35ea052ce99", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_search_tree v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:553:20
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub fn inorder(&self) -> InorderTraversal<T> {
[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] 553 |     pub fn inorder(&self) -> InorderTraversal<'_, T> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:578:26
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<T> {
[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] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:601:21
[INFO] [stdout]     |
[INFO] [stdout] 601 |     pub fn preorder(&self) -> PreorderTraversal<T> {
[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] 601 |     pub fn preorder(&self) -> PreorderTraversal<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:624:22
[INFO] [stdout]     |
[INFO] [stdout] 624 |     pub fn postorder(&self) -> PostorderTraversal<T> {
[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] 624 |     pub fn postorder(&self) -> PostorderTraversal<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:646:24
[INFO] [stdout]     |
[INFO] [stdout] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<T> {
[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] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "fdf5702bc70b768010dfdf78d919e91b0893437ecb753d1983c4f35ea052ce99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf5702bc70b768010dfdf78d919e91b0893437ecb753d1983c4f35ea052ce99", kill_on_drop: false }`
[INFO] [stdout] fdf5702bc70b768010dfdf78d919e91b0893437ecb753d1983c4f35ea052ce99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fdaac88e35415b50aa0f06546ccbf537dba53ed451c7f303110ab840b269d85
[INFO] running `Command { std: "docker" "start" "-a" "6fdaac88e35415b50aa0f06546ccbf537dba53ed451c7f303110ab840b269d85", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_search_tree v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:553:20
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub fn inorder(&self) -> InorderTraversal<T> {
[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] 553 |     pub fn inorder(&self) -> InorderTraversal<'_, T> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:578:26
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<T> {
[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] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:601:21
[INFO] [stdout]     |
[INFO] [stdout] 601 |     pub fn preorder(&self) -> PreorderTraversal<T> {
[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] 601 |     pub fn preorder(&self) -> PreorderTraversal<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:624:22
[INFO] [stdout]     |
[INFO] [stdout] 624 |     pub fn postorder(&self) -> PostorderTraversal<T> {
[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] 624 |     pub fn postorder(&self) -> PostorderTraversal<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:646:24
[INFO] [stdout]     |
[INFO] [stdout] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<T> {
[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] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:553:20
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub fn inorder(&self) -> InorderTraversal<T> {
[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] 553 |     pub fn inorder(&self) -> InorderTraversal<'_, T> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:578:26
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<T> {
[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] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:601:21
[INFO] [stdout]     |
[INFO] [stdout] 601 |     pub fn preorder(&self) -> PreorderTraversal<T> {
[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] 601 |     pub fn preorder(&self) -> PreorderTraversal<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:624:22
[INFO] [stdout]     |
[INFO] [stdout] 624 |     pub fn postorder(&self) -> PostorderTraversal<T> {
[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] 624 |     pub fn postorder(&self) -> PostorderTraversal<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:646:24
[INFO] [stdout]     |
[INFO] [stdout] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<T> {
[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] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<'_, T> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "6fdaac88e35415b50aa0f06546ccbf537dba53ed451c7f303110ab840b269d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fdaac88e35415b50aa0f06546ccbf537dba53ed451c7f303110ab840b269d85", kill_on_drop: false }`
[INFO] [stdout] 6fdaac88e35415b50aa0f06546ccbf537dba53ed451c7f303110ab840b269d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b777d16399d309105954b6416e2ab5fc01d013fdc4daf71a146d6d04ecff9d1
[INFO] running `Command { std: "docker" "start" "-a" "5b777d16399d309105954b6416e2ab5fc01d013fdc4daf71a146d6d04ecff9d1", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:553:20
[INFO] [stderr]     |
[INFO] [stderr] 553 |     pub fn inorder(&self) -> InorderTraversal<T> {
[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] 553 |     pub fn inorder(&self) -> InorderTraversal<'_, T> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:578:26
[INFO] [stderr]     |
[INFO] [stderr] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<T> {
[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] 578 |     pub fn reverse_order(&self) -> ReverseOrderTraversal<'_, T> {
[INFO] [stderr]     |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:601:21
[INFO] [stderr]     |
[INFO] [stderr] 601 |     pub fn preorder(&self) -> PreorderTraversal<T> {
[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] 601 |     pub fn preorder(&self) -> PreorderTraversal<'_, T> {
[INFO] [stderr]     |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:624:22
[INFO] [stderr]     |
[INFO] [stderr] 624 |     pub fn postorder(&self) -> PostorderTraversal<T> {
[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] 624 |     pub fn postorder(&self) -> PostorderTraversal<'_, T> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:646:24
[INFO] [stderr]     |
[INFO] [stderr] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<T> {
[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] 646 |     pub fn level_order(&self) -> LevelOrderTraversal<'_, T> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `binary_search_tree` (lib) generated 5 warnings (run `cargo fix --lib -p binary_search_tree` to apply 5 suggestions)
[INFO] [stderr] warning: `binary_search_tree` (lib test) generated 5 warnings (5 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/binary_search_tree-91ad2d1ccff0838a)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test::basics ... ok
[INFO] [stdout] test test::extract_max ... ok
[INFO] [stdout] test test::clone ... ok
[INFO] [stdout] test test::extract_min ... ok
[INFO] [stdout] test test::from_iter ... ok
[INFO] [stdout] test test::into_sorted_vec ... ok
[INFO] [stdout] test test::insert_without_duplication ... ok
[INFO] [stdout] test test::level_order ... ok
[INFO] [stdout] test test::inorder ... ok
[INFO] [stdout] test test::postorder ... ok
[INFO] [stdout] test test::partail_eq ... ok
[INFO] [stdout] test test::successor_and_predecessor ... ok
[INFO] [stdout] test test::preorder ... ok
[INFO] [stdout] test test::reverse_order ... ok
[INFO] [stdout] test test::display ... ok
[INFO] [stderr]    Doc-tests binary_search_tree
[INFO] [stdout] test test::extend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::is_empty (line 161) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::max (line 325) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::level_order (line 634) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::into_sorted_vec (line 523) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::len (line 178) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::min (line 307) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::extend (line 89) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::from_iter (line 109) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree (line 14) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::extract_min (line 418) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::contains (line 284) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::clear (line 193) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::insert_without_dup (line 257) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::new (line 147) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::insert (line 230) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::extract_max (line 447) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::reverse_order (line 566) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::postorder (line 612) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::root (line 209) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::inorder (line 541) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::predecessor (line 383) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::preorder (line 589) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::sorted_vec (line 506) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::successor (line 347) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::remove (line 474) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b777d16399d309105954b6416e2ab5fc01d013fdc4daf71a146d6d04ecff9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b777d16399d309105954b6416e2ab5fc01d013fdc4daf71a146d6d04ecff9d1", kill_on_drop: false }`
[INFO] [stdout] 5b777d16399d309105954b6416e2ab5fc01d013fdc4daf71a146d6d04ecff9d1
