[INFO] fetching crate dogear 0.4.0...
[INFO] testing dogear-0.4.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate dogear 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dogear 0.4.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dogear 0.4.0
[INFO] finished tweaking crates.io crate dogear 0.4.0
[INFO] tweaked toml for crates.io crate dogear 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d7321a82f25fdf7a9373639adeaadb13a0c833b36cd9b4a74609d02e14aa53c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d7321a82f25fdf7a9373639adeaadb13a0c833b36cd9b4a74609d02e14aa53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d7321a82f25fdf7a9373639adeaadb13a0c833b36cd9b4a74609d02e14aa53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7321a82f25fdf7a9373639adeaadb13a0c833b36cd9b4a74609d02e14aa53c", kill_on_drop: false }`
[INFO] [stdout] 5d7321a82f25fdf7a9373639adeaadb13a0c833b36cd9b4a74609d02e14aa53c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf0c08a2f0789aea635f17a80c124be2fafe97fec055924580db24fe2e3c9e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cf0c08a2f0789aea635f17a80c124be2fafe97fec055924580db24fe2e3c9e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallbitvec v2.5.0
[INFO] [stderr]    Compiling dogear v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1683:13
[INFO] [stdout]      |
[INFO] [stdout] 1683 | /             mem::replace(
[INFO] [stdout] 1684 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1685 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1686 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1742:13
[INFO] [stdout]      |
[INFO] [stdout] 1742 | /             mem::replace(
[INFO] [stdout] 1743 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1744 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1745 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 488 |         mem::replace(&mut self.0.entries[self.1].content, Some(content));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:658:17
[INFO] [stdout]     |
[INFO] [stdout] 658 |                 mem::replace(&mut self.parent, BuilderEntryParent::Root);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:686:9
[INFO] [stdout]     |
[INFO] [stdout] 686 |         mem::replace(&mut self.parent, new_parent);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "2cf0c08a2f0789aea635f17a80c124be2fafe97fec055924580db24fe2e3c9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf0c08a2f0789aea635f17a80c124be2fafe97fec055924580db24fe2e3c9e9", kill_on_drop: false }`
[INFO] [stdout] 2cf0c08a2f0789aea635f17a80c124be2fafe97fec055924580db24fe2e3c9e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 724eae6845bf4bc4dcca7a1de5886439755abf79def36e0777d116893a21ffbd
[INFO] running `Command { std: "docker" "start" "-a" "724eae6845bf4bc4dcca7a1de5886439755abf79def36e0777d116893a21ffbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1683:13
[INFO] [stdout]      |
[INFO] [stdout] 1683 | /             mem::replace(
[INFO] [stdout] 1684 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1685 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1686 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1742:13
[INFO] [stdout]      |
[INFO] [stdout] 1742 | /             mem::replace(
[INFO] [stdout] 1743 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1744 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1745 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 488 |         mem::replace(&mut self.0.entries[self.1].content, Some(content));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:658:17
[INFO] [stdout]     |
[INFO] [stdout] 658 |                 mem::replace(&mut self.parent, BuilderEntryParent::Root);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:686:9
[INFO] [stdout]     |
[INFO] [stdout] 686 |         mem::replace(&mut self.parent, new_parent);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling dogear v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1683:13
[INFO] [stdout]      |
[INFO] [stdout] 1683 | /             mem::replace(
[INFO] [stdout] 1684 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1685 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1686 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/merge.rs:1742:13
[INFO] [stdout]      |
[INFO] [stdout] 1742 | /             mem::replace(
[INFO] [stdout] 1743 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1744 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stdout] 1745 | |             );
[INFO] [stdout]      | |______________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 488 |         mem::replace(&mut self.0.entries[self.1].content, Some(content));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:658:17
[INFO] [stdout]     |
[INFO] [stdout] 658 |                 mem::replace(&mut self.parent, BuilderEntryParent::Root);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/tree.rs:686:9
[INFO] [stdout]     |
[INFO] [stdout] 686 |         mem::replace(&mut self.parent, new_parent);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.28s
[INFO] running `Command { std: "docker" "inspect" "724eae6845bf4bc4dcca7a1de5886439755abf79def36e0777d116893a21ffbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724eae6845bf4bc4dcca7a1de5886439755abf79def36e0777d116893a21ffbd", kill_on_drop: false }`
[INFO] [stdout] 724eae6845bf4bc4dcca7a1de5886439755abf79def36e0777d116893a21ffbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3c455bc9ab737ed8bf4a6b3d19ddf499b1cf9beb8de90b11a9cb72a80a164ec
[INFO] running `Command { std: "docker" "start" "-a" "a3c455bc9ab737ed8bf4a6b3d19ddf499b1cf9beb8de90b11a9cb72a80a164ec", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]     --> src/merge.rs:1683:13
[INFO] [stderr]      |
[INFO] [stderr] 1683 | /             mem::replace(
[INFO] [stderr] 1684 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1685 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1686 | |             );
[INFO] [stderr]      | |______________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]     --> src/merge.rs:1742:13
[INFO] [stderr]      |
[INFO] [stderr] 1742 | /             mem::replace(
[INFO] [stderr] 1743 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1744 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1745 | |             );
[INFO] [stderr]      | |______________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:488:9
[INFO] [stderr]     |
[INFO] [stderr] 488 |         mem::replace(&mut self.0.entries[self.1].content, Some(content));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:658:17
[INFO] [stderr]     |
[INFO] [stderr] 658 |                 mem::replace(&mut self.parent, BuilderEntryParent::Root);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:686:9
[INFO] [stderr]     |
[INFO] [stderr] 686 |         mem::replace(&mut self.parent, new_parent);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]     --> src/merge.rs:1683:13
[INFO] [stderr]      |
[INFO] [stderr] 1683 | /             mem::replace(
[INFO] [stderr] 1684 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1685 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1686 | |             );
[INFO] [stderr]      | |______________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]     --> src/merge.rs:1742:13
[INFO] [stderr]      |
[INFO] [stderr] 1742 | /             mem::replace(
[INFO] [stderr] 1743 | |                 &mut self.matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1744 | |                 matching_dupes_by_local_parent_guid,
[INFO] [stderr] 1745 | |             );
[INFO] [stderr]      | |______________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:488:9
[INFO] [stderr]     |
[INFO] [stderr] 488 |         mem::replace(&mut self.0.entries[self.1].content, Some(content));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:658:17
[INFO] [stderr]     |
[INFO] [stderr] 658 |                 mem::replace(&mut self.parent, BuilderEntryParent::Root);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/tree.rs:686:9
[INFO] [stderr]     |
[INFO] [stderr] 686 |         mem::replace(&mut self.parent, new_parent);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dogear-803164ed97c54b8d)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test guid::tests::is_valid ... ok
[INFO] [stdout] test tests::applying_two_empty_folders_doesnt_smush ... ok
[INFO] [stdout] test tests::completion_ops ... ok
[INFO] [stdout] test tests::locally_deleted_remotely_modified ... ok
[INFO] [stdout] test tests::deleted_user_content_roots ... ok
[INFO] [stdout] test tests::invalid_guids ... ok
[INFO] [stdout] test tests::left_pane_root ... ok
[INFO] [stdout] test tests::applying_two_empty_folders_matches_only_one ... ok
[INFO] [stderr] ERROR 2021-06-05T08:53:45Z: dogear::merge: Merging local bookmarkAAAA (Bookmark; Age = 0ms; Unmerged) and remote bookmarkAAAA (Folder; Age = 5ms; Unmerged) with different kinds
[INFO] [stdout] test tests::cycle ... ok
[INFO] [stdout] test tests::mismatched_compatible_bookmark_kinds ... ok
[INFO] [stdout] test tests::mismatched_incompatible_bookmark_kinds ... ok
[INFO] [stdout] test tests::move_into_parent_sibling ... ok
[INFO] [stdout] test tests::locally_modified_remotely_deleted ... ok
[INFO] [stdout] test tests::multiple_parents ... ok
[INFO] [stdout] test tests::complex_deduping ... ok
[INFO] [stdout] test tests::deduping_multiple_candidates ... ok
[INFO] [stdout] test tests::moved_user_content_roots ... ok
[INFO] [stdout] test tests::complex_orphaning ... ok
[INFO] [stdout] test tests::reparent_and_reposition ... ok
[INFO] [stdout] test tests::problems ... ok
[INFO] [stdout] test tests::clear_folder_then_delete ... ok
[INFO] [stdout] test tests::deduping_local_newer ... ok
[INFO] [stdout] test tests::deduping_ignores_parent_title ... ok
[INFO] [stdout] test tests::complex_move_with_additions ... ok
[INFO] [stdout] test tests::livemarks ... ok
[INFO] [stdout] test tests::reupload_replace ... ok
[INFO] [stdout] test tests::newer_remote_moves ... ok
[INFO] [stdout] test tests::reorder_and_insert ... ok
[INFO] [stdout] test tests::newer_local_moves ... ok
[INFO] [stdout] test tests::reparent_orphans ... ok
[INFO] [stdout] test tests::nonexistent_on_one_side ... ok
[INFO] [stdout] test tests::non_syncable_items ... ok
[INFO] [stdout] test tests::newer_move_to_deleted ... ok
[INFO] [stdout] test tests::unchanged_newer_changed_older ... ok
[INFO] [stdout] test tests::value_structure_conflict ... ok
[INFO] [stdout] test tests::deduping_remote_newer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dogear
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/tree.rs - tree::ParentBuilder::by_structure (line 571) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3c455bc9ab737ed8bf4a6b3d19ddf499b1cf9beb8de90b11a9cb72a80a164ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c455bc9ab737ed8bf4a6b3d19ddf499b1cf9beb8de90b11a9cb72a80a164ec", kill_on_drop: false }`
[INFO] [stdout] a3c455bc9ab737ed8bf4a6b3d19ddf499b1cf9beb8de90b11a9cb72a80a164ec