[INFO] fetching crate rust-oop 0.1.2...
[INFO] testing rust-oop-0.1.2 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate rust-oop 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rust-oop 0.1.2
[INFO] finished tweaking crates.io crate rust-oop 0.1.2
[INFO] tweaked toml for crates.io crate rust-oop 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-oop 0.1.2 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a073977aca6d547948b56a26648c4197fb843179a5d005093e9b78283250b4d3
[INFO] running `Command { std: "docker" "start" "-a" "a073977aca6d547948b56a26648c4197fb843179a5d005093e9b78283250b4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a073977aca6d547948b56a26648c4197fb843179a5d005093e9b78283250b4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a073977aca6d547948b56a26648c4197fb843179a5d005093e9b78283250b4d3", kill_on_drop: false }`
[INFO] [stdout] a073977aca6d547948b56a26648c4197fb843179a5d005093e9b78283250b4d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0875d481ab00ee1e73ff528756ae57ecfcb1c4f7ec10ef109d5520df3aaf5b5a
[INFO] running `Command { std: "docker" "start" "-a" "0875d481ab00ee1e73ff528756ae57ecfcb1c4f7ec10ef109d5520df3aaf5b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling rust-oop v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SyncType` is never constructed
[INFO] [stdout]    --> src/info.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct SyncType(pub Ident);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SyncClassInfo` is never constructed
[INFO] [stdout]    --> src/info.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct SyncClassInfo(pub ClassInfo);
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]    --> src/info.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stdout] 200 | |         
[INFO] [stdout] 201 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]     = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "0875d481ab00ee1e73ff528756ae57ecfcb1c4f7ec10ef109d5520df3aaf5b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0875d481ab00ee1e73ff528756ae57ecfcb1c4f7ec10ef109d5520df3aaf5b5a", kill_on_drop: false }`
[INFO] [stdout] 0875d481ab00ee1e73ff528756ae57ecfcb1c4f7ec10ef109d5520df3aaf5b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5679282adf7704eb91d8fbf82336739ff18e67672019b162ce5c40961317f3de
[INFO] running `Command { std: "docker" "start" "-a" "5679282adf7704eb91d8fbf82336739ff18e67672019b162ce5c40961317f3de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rust-oop v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SyncType` is never constructed
[INFO] [stdout]    --> src/info.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct SyncType(pub Ident);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SyncClassInfo` is never constructed
[INFO] [stdout]    --> src/info.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct SyncClassInfo(pub ClassInfo);
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]    --> src/info.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stdout] 200 | |         
[INFO] [stdout] 201 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]     = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SyncType` is never constructed
[INFO] [stdout]    --> src/info.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct SyncType(pub Ident);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SyncClassInfo` is never constructed
[INFO] [stdout]    --> src/info.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct SyncClassInfo(pub ClassInfo);
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]    --> src/info.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stdout] 200 | |         
[INFO] [stdout] 201 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]     = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with` is never used
[INFO] [stdout]   --> tests/test_basic.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | trait RealTest {
[INFO] [stdout]    |       -------- associated function in this trait
[INFO] [stdout] 16 |     fn with() -> Pin<Box<Self>> where Self : Sized;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Something` is never used
[INFO] [stdout]   --> tests/test_example.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | trait Something {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "5679282adf7704eb91d8fbf82336739ff18e67672019b162ce5c40961317f3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5679282adf7704eb91d8fbf82336739ff18e67672019b162ce5c40961317f3de", kill_on_drop: false }`
[INFO] [stdout] 5679282adf7704eb91d8fbf82336739ff18e67672019b162ce5c40961317f3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 538d1595129e5dfe25aa43fb2c51758bc368e32f279bf340e6936cafcae16666
[INFO] running `Command { std: "docker" "start" "-a" "538d1595129e5dfe25aa43fb2c51758bc368e32f279bf340e6936cafcae16666", kill_on_drop: false }`
[INFO] [stderr] warning: struct `SyncType` is never constructed
[INFO] [stderr]    --> src/info.rs:178:12
[INFO] [stderr]     |
[INFO] [stderr] 178 | pub struct SyncType(pub Ident);
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SyncClassInfo` is never constructed
[INFO] [stderr]    --> src/info.rs:204:12
[INFO] [stderr]     |
[INFO] [stderr] 204 | pub struct SyncClassInfo(pub ClassInfo);
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stderr]    --> src/info.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 | /     fn assert_receiver_is_total_eq(&self) {
[INFO] [stderr] 200 | |         
[INFO] [stderr] 201 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stderr]     = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-oop` (lib) generated 3 warnings
[INFO] [stderr] warning: `rust-oop` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: trait `Something` is never used
[INFO] [stderr]   --> tests/test_example.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | trait Something {
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `with` is never used
[INFO] [stderr]   --> tests/test_basic.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | trait RealTest {
[INFO] [stderr]    |       -------- associated function in this trait
[INFO] [stderr] 16 |     fn with() -> Pin<Box<Self>> where Self : Sized;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-oop` (test "test_example") generated 1 warning
[INFO] [stderr] warning: `rust-oop` (test "test_basic") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_oop-bf9907e0f8fb5557)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test_basic.rs (/opt/rustwide/target/debug/deps/test_basic-679cfc8fffaaac77)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_example.rs (/opt/rustwide/target/debug/deps/test_example-20bf29edcca2a113)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_shape.rs (/opt/rustwide/target/debug/deps/test_shape-d5c423794b62d7e6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_vehicle.rs (/opt/rustwide/target/debug/deps/test_vehicle-165632733e5d6abd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rust_oop
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - class (line 47) ... FAILED
[INFO] [stdout] test src/lib.rs - class (line 77) ... FAILED
[INFO] [stdout] test src/lib.rs - def_as_mut (line 125) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - class (line 47) stdout ----
[INFO] [stdout] error: cannot find macro `class` in this scope
[INFO] [stdout]   --> src/lib.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | class! {
[INFO] [stdout]    | ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 47 + use rust_oop::class;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `class` in this scope
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | class! {
[INFO] [stdout]    | ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 47 + use rust_oop::class;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - class (line 77) stdout ----
[INFO] [stdout] error: expected `,`, or `}`, found `__real__`
[INFO] [stdout]   --> src/lib.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     __prototype__: ::std::pin::Pin<Box<Example>>
[INFO] [stdout]    |                                                 ^ help: try adding a comma: `,`
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `__Example__` in this scope
[INFO] [stdout]   --> src/lib.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |     __real__: *mut dyn __Example__,
[INFO] [stdout]    |                        ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `__Sub__` in this scope
[INFO] [stdout]   --> src/lib.rs:85:24
[INFO] [stdout]    |
[INFO] [stdout] 85 |     __real__: *mut dyn __Sub__,
[INFO] [stdout]    |                        ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - def_as_mut (line 125) stdout ----
[INFO] [stdout] error: cannot find macro `def_as_mut` in this scope
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | def_as_mut!();
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 126 + use rust_oop::def_as_mut;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `as_mut` in this scope
[INFO] [stdout]    --> src/lib.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     as_mut!(example).set_data("modified".to_string());
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Sub` in this scope
[INFO] [stdout]    --> src/lib.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut example = Sub::new("data".to_string());
[INFO] [stdout]     |                       ^^^ use of undeclared type `Sub`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 126 + use std::ops::Sub;
[INFO] [stdout]     |
[INFO] [stdout] 126 + use syn::token::Sub;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - class (line 47)
[INFO] [stdout]     src/lib.rs - class (line 77)
[INFO] [stdout]     src/lib.rs - def_as_mut (line 125)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "538d1595129e5dfe25aa43fb2c51758bc368e32f279bf340e6936cafcae16666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538d1595129e5dfe25aa43fb2c51758bc368e32f279bf340e6936cafcae16666", kill_on_drop: false }`
[INFO] [stdout] 538d1595129e5dfe25aa43fb2c51758bc368e32f279bf340e6936cafcae16666
