[INFO] fetching crate bstree 0.1.0...
[INFO] testing bstree-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bstree 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate bstree 0.1.0
[INFO] finished tweaking crates.io crate bstree 0.1.0
[INFO] tweaked toml for crates.io crate bstree 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bstree 0.1.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c6c35abd318da0bbb411ba47a01f5a0eb1f70cebc8f7ed572ce87b0bc8f3473
[INFO] running `Command { std: "docker" "start" "-a" "2c6c35abd318da0bbb411ba47a01f5a0eb1f70cebc8f7ed572ce87b0bc8f3473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c6c35abd318da0bbb411ba47a01f5a0eb1f70cebc8f7ed572ce87b0bc8f3473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6c35abd318da0bbb411ba47a01f5a0eb1f70cebc8f7ed572ce87b0bc8f3473", kill_on_drop: false }`
[INFO] [stdout] 2c6c35abd318da0bbb411ba47a01f5a0eb1f70cebc8f7ed572ce87b0bc8f3473
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c979e7558aef9bcf2394f45d8e02278cd4c5d283121dfe0848188919f93b5847
[INFO] running `Command { std: "docker" "start" "-a" "c979e7558aef9bcf2394f45d8e02278cd4c5d283121dfe0848188919f93b5847", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:901:17
[INFO] [stdout]     |
[INFO] [stdout] 901 |     pub fn iter(&self) -> Iter<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] 901 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:922:21
[INFO] [stdout]     |
[INFO] [stdout] 922 |     pub fn iter_mut(&mut self) -> IterMut<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] 922 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c979e7558aef9bcf2394f45d8e02278cd4c5d283121dfe0848188919f93b5847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c979e7558aef9bcf2394f45d8e02278cd4c5d283121dfe0848188919f93b5847", kill_on_drop: false }`
[INFO] [stdout] c979e7558aef9bcf2394f45d8e02278cd4c5d283121dfe0848188919f93b5847
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061820bf05e77ab001803e071794db7cd44eabb35bfd637fcc5799d53e2df747
[INFO] running `Command { std: "docker" "start" "-a" "061820bf05e77ab001803e071794db7cd44eabb35bfd637fcc5799d53e2df747", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:901:17
[INFO] [stdout]     |
[INFO] [stdout] 901 |     pub fn iter(&self) -> Iter<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] 901 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:922:21
[INFO] [stdout]     |
[INFO] [stdout] 922 |     pub fn iter_mut(&mut self) -> IterMut<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] 922 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bstree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:901:17
[INFO] [stdout]     |
[INFO] [stdout] 901 |     pub fn iter(&self) -> Iter<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] 901 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:922:21
[INFO] [stdout]     |
[INFO] [stdout] 922 |     pub fn iter_mut(&mut self) -> IterMut<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] 922 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "061820bf05e77ab001803e071794db7cd44eabb35bfd637fcc5799d53e2df747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061820bf05e77ab001803e071794db7cd44eabb35bfd637fcc5799d53e2df747", kill_on_drop: false }`
[INFO] [stdout] 061820bf05e77ab001803e071794db7cd44eabb35bfd637fcc5799d53e2df747
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5adab2409a74120856d3e02115d8782dc2ec7c7acb8767d304694f5072952acb
[INFO] running `Command { std: "docker" "start" "-a" "5adab2409a74120856d3e02115d8782dc2ec7c7acb8767d304694f5072952acb", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:901:17
[INFO] [stderr]     |
[INFO] [stderr] 901 |     pub fn iter(&self) -> Iter<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] 901 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:922:21
[INFO] [stderr]     |
[INFO] [stderr] 922 |     pub fn iter_mut(&mut self) -> IterMut<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] 922 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bstree` (lib) generated 2 warnings (run `cargo fix --lib -p bstree` to apply 2 suggestions)
[INFO] [stderr] warning: `bstree` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bstree-11902bcefc8c6ecc)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr]    Doc-tests bstree
[INFO] [stdout] test tests::test_insert_remove_1 ... ok
[INFO] [stdout] test tests::test_eq_ord ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_insert_remove_2 ... ok
[INFO] [stdout] test tests::test_into_iter_double_ex_end ... ok
[INFO] [stdout] test tests::test_iter_double_ex_end ... ok
[INFO] [stdout] test tests::test_iter_mut_double_ex_end ... ok
[INFO] [stdout] test tests::test_search_elem ... ok
[INFO] [stdout] test tests::test_traverse_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::contains (line 337) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::get (line 318) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::clear (line 777) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::append (line 752) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::as_in_order_vec (line 825) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::insert (line 190) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::insert (line 203) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::as_pre_order_vec (line 799) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::height (line 264) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::into_iter (line 878) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::len (line 487) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::is_empty (line 734) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::iter_mut (line 914) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::as_post_order_vec (line 851) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::iter (line 893) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::min_elem (line 447) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::max_elem (line 467) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::remove (line 594) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::predecessor (line 510) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::new (line 171) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::remove_min (line 658) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::successor (line 541) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::remove_max (line 697) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::replace (line 364) ... ok
[INFO] [stdout] test src/lib.rs - BinarySearchTree<T>::replace (line 383) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5adab2409a74120856d3e02115d8782dc2ec7c7acb8767d304694f5072952acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adab2409a74120856d3e02115d8782dc2ec7c7acb8767d304694f5072952acb", kill_on_drop: false }`
[INFO] [stdout] 5adab2409a74120856d3e02115d8782dc2ec7c7acb8767d304694f5072952acb
