[INFO] fetching crate spatialize 0.1.0...
[INFO] testing spatialize-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate spatialize 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate spatialize 0.1.0
[INFO] finished tweaking crates.io crate spatialize 0.1.0
[INFO] tweaked toml for crates.io crate spatialize 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spatialize 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfd0a75afe5af5c7f66c272c5e9f412a28379faffc1963b4feb97114c8c62b35
[INFO] running `Command { std: "docker" "start" "-a" "bfd0a75afe5af5c7f66c272c5e9f412a28379faffc1963b4feb97114c8c62b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfd0a75afe5af5c7f66c272c5e9f412a28379faffc1963b4feb97114c8c62b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd0a75afe5af5c7f66c272c5e9f412a28379faffc1963b4feb97114c8c62b35", kill_on_drop: false }`
[INFO] [stdout] bfd0a75afe5af5c7f66c272c5e9f412a28379faffc1963b4feb97114c8c62b35
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7efe6c82fe68801f31ccda5c811183eeb2f571bfc101a19a0f821270f627787
[INFO] running `Command { std: "docker" "start" "-a" "e7efe6c82fe68801f31ccda5c811183eeb2f571bfc101a19a0f821270f627787", kill_on_drop: false }`
[INFO] [stderr]    Compiling spatialize v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "e7efe6c82fe68801f31ccda5c811183eeb2f571bfc101a19a0f821270f627787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7efe6c82fe68801f31ccda5c811183eeb2f571bfc101a19a0f821270f627787", kill_on_drop: false }`
[INFO] [stdout] e7efe6c82fe68801f31ccda5c811183eeb2f571bfc101a19a0f821270f627787
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c7a1a782483cb4d5e3ea2b7aba8c741fa76eb6edb3bf9bccc8e5174b61781c
[INFO] running `Command { std: "docker" "start" "-a" "f3c7a1a782483cb4d5e3ea2b7aba8c741fa76eb6edb3bf9bccc8e5174b61781c", kill_on_drop: false }`
[INFO] [stderr]    Compiling spatialize v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "f3c7a1a782483cb4d5e3ea2b7aba8c741fa76eb6edb3bf9bccc8e5174b61781c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c7a1a782483cb4d5e3ea2b7aba8c741fa76eb6edb3bf9bccc8e5174b61781c", kill_on_drop: false }`
[INFO] [stdout] f3c7a1a782483cb4d5e3ea2b7aba8c741fa76eb6edb3bf9bccc8e5174b61781c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04af51d76f33744b925a8e19f09635e2a307c7230c9ab47577e26884616d6d6c
[INFO] running `Command { std: "docker" "start" "-a" "04af51d76f33744b925a8e19f09635e2a307c7230c9ab47577e26884616d6d6c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spatialize-4922d9a9a3a79b90)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spatialize
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/quadtree.rs - quadtree::Quadtree::new (line 65) ... FAILED
[INFO] [stdout] test src/quadtree.rs - quadtree::Sized (line 27) ... FAILED
[INFO] [stdout] test src/quadtree.rs - quadtree::Quadtree::insert (line 121) ... FAILED
[INFO] [stdout] test src/quadtree.rs - quadtree::Quadtree::get_rect (line 173) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/quadtree.rs - quadtree::Quadtree::new (line 65) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Quadtree`
[INFO] [stdout]   --> src/quadtree.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | let qt = Quadtree::new(position_x, position_y, width, height);
[INFO] [stdout]    |          ^^^^^^^^ use of undeclared type `Quadtree`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 65 + use spatialize::quadtree::Quadtree;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/quadtree.rs - quadtree::Sized (line 27) stdout ----
[INFO] [stdout] error[E0407]: method `north_edge` is not a member of trait `Sized`
[INFO] [stdout]   --> src/quadtree.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     fn north_edge(&self) -> f32 {
[INFO] [stdout] 37 | |         self.position_y
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Sized`
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `east_edge` is not a member of trait `Sized`
[INFO] [stdout]   --> src/quadtree.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     fn east_edge(&self) -> f32 {
[INFO] [stdout] 41 | |         self.position_x + self.width
[INFO] [stdout] 42 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Sized`
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `south_edge` is not a member of trait `Sized`
[INFO] [stdout]   --> src/quadtree.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     fn south_edge(&self) -> f32 {
[INFO] [stdout] 45 | |         self.position_y - self.height
[INFO] [stdout] 46 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Sized`
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `west_edge` is not a member of trait `Sized`
[INFO] [stdout]   --> src/quadtree.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     fn west_edge(&self) -> f32 {
[INFO] [stdout] 49 | |         self.position_x
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Sized`
[INFO] [stdout] 
[INFO] [stdout] error[E0322]: explicit impls for the `Sized` trait are not permitted
[INFO] [stdout]   --> src/quadtree.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Sized for Rectangle {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ impl of `Sized` not allowed
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0322, E0407.
[INFO] [stdout] For more information about an error, try `rustc --explain E0322`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/quadtree.rs - quadtree::Quadtree::insert (line 121) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Quadtree`
[INFO] [stdout]    --> src/quadtree.rs:122:14
[INFO] [stdout]     |
[INFO] [stdout] 122 | let mut qt = Quadtree::new(-10.0, 10.0, 20.0, 20.0);
[INFO] [stdout]     |              ^^^^^^^^ use of undeclared type `Quadtree`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 121 + use spatialize::quadtree::Quadtree;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/quadtree.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout] 123 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                   ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 121 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/quadtree.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                                   ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 121 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/quadtree.rs:124:17
[INFO] [stdout]     |
[INFO] [stdout] 124 | match qt.insert(Rc::clone(&sized_object)) {
[INFO] [stdout]     |                 ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 121 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rectangle`
[INFO] [stdout]    --> src/quadtree.rs:123:43
[INFO] [stdout]     |
[INFO] [stdout] 123 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                                           ^^^^^^^^^ use of undeclared type `Rectangle`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/quadtree.rs - quadtree::Quadtree::get_rect (line 173) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Quadtree`
[INFO] [stdout]    --> src/quadtree.rs:174:14
[INFO] [stdout]     |
[INFO] [stdout] 174 | let mut qt = Quadtree::new(-10.0, 10.0, 20.0, 20.0);
[INFO] [stdout]     |              ^^^^^^^^ use of undeclared type `Quadtree`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use spatialize::quadtree::Quadtree;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/quadtree.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                   ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/quadtree.rs:175:35
[INFO] [stdout]     |
[INFO] [stdout] 175 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                                   ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/quadtree.rs:176:17
[INFO] [stdout]     |
[INFO] [stdout] 176 | match qt.insert(Rc::clone(&sized_object)) {
[INFO] [stdout]     |                 ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/quadtree.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let rect_view: Rc<dyn Sized> = Rc::new(Rectangle::new(-2, 2, 10.0, 10.0));
[INFO] [stdout]     |                        ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/quadtree.rs:178:40
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let rect_view: Rc<dyn Sized> = Rc::new(Rectangle::new(-2, 2, 10.0, 10.0));
[INFO] [stdout]     |                                        ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/quadtree.rs:179:33
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let mut result_vec: Vec<Rc<dyn Sized>> = vec![];
[INFO] [stdout]     |                                 ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 173 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rectangle`
[INFO] [stdout]    --> src/quadtree.rs:175:43
[INFO] [stdout]     |
[INFO] [stdout] 175 | let sized_object: Rc<dyn Sized> = Rc::new(Rectangle::new(0.0, 0.0, 5.0, 5.0));
[INFO] [stdout]     |                                           ^^^^^^^^^ use of undeclared type `Rectangle`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rectangle`
[INFO] [stdout]    --> src/quadtree.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let rect_view: Rc<dyn Sized> = Rc::new(Rectangle::new(-2, 2, 10.0, 10.0));
[INFO] [stdout]     |                                                ^^^^^^^^^ use of undeclared type `Rectangle`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/quadtree.rs - quadtree::Quadtree::get_rect (line 173)
[INFO] [stdout]     src/quadtree.rs - quadtree::Quadtree::insert (line 121)
[INFO] [stdout]     src/quadtree.rs - quadtree::Quadtree::new (line 65)
[INFO] [stdout]     src/quadtree.rs - quadtree::Sized (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "04af51d76f33744b925a8e19f09635e2a307c7230c9ab47577e26884616d6d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04af51d76f33744b925a8e19f09635e2a307c7230c9ab47577e26884616d6d6c", kill_on_drop: false }`
[INFO] [stdout] 04af51d76f33744b925a8e19f09635e2a307c7230c9ab47577e26884616d6d6c