[INFO] fetching crate message_plugins 0.2.0...
[INFO] testing message_plugins-0.2.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate message_plugins 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate message_plugins 0.2.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate message_plugins 0.2.0
[INFO] finished tweaking crates.io crate message_plugins 0.2.0
[INFO] tweaked toml for crates.io crate message_plugins 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91faf264c997451b7f5c0dbc33912c02cfaa9394f406d53a6ebad6f17db33ae3
[INFO] running `Command { std: "docker" "start" "-a" "91faf264c997451b7f5c0dbc33912c02cfaa9394f406d53a6ebad6f17db33ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91faf264c997451b7f5c0dbc33912c02cfaa9394f406d53a6ebad6f17db33ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91faf264c997451b7f5c0dbc33912c02cfaa9394f406d53a6ebad6f17db33ae3", kill_on_drop: false }`
[INFO] [stdout] 91faf264c997451b7f5c0dbc33912c02cfaa9394f406d53a6ebad6f17db33ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d1f00e97e45d84ab6fdb31c22b5c4c32bfb499a639a8bdd3ceddebee3dc8a1d
[INFO] running `Command { std: "docker" "start" "-a" "8d1f00e97e45d84ab6fdb31c22b5c4c32bfb499a639a8bdd3ceddebee3dc8a1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling message_plugins v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "8d1f00e97e45d84ab6fdb31c22b5c4c32bfb499a639a8bdd3ceddebee3dc8a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1f00e97e45d84ab6fdb31c22b5c4c32bfb499a639a8bdd3ceddebee3dc8a1d", kill_on_drop: false }`
[INFO] [stdout] 8d1f00e97e45d84ab6fdb31c22b5c4c32bfb499a639a8bdd3ceddebee3dc8a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a603b35df837419b900fa3ed5ebd299d30e010a23ea64ae47bb84f73885b862e
[INFO] running `Command { std: "docker" "start" "-a" "a603b35df837419b900fa3ed5ebd299d30e010a23ea64ae47bb84f73885b862e", kill_on_drop: false }`
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling message_plugins v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "a603b35df837419b900fa3ed5ebd299d30e010a23ea64ae47bb84f73885b862e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a603b35df837419b900fa3ed5ebd299d30e010a23ea64ae47bb84f73885b862e", kill_on_drop: false }`
[INFO] [stdout] a603b35df837419b900fa3ed5ebd299d30e010a23ea64ae47bb84f73885b862e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9050f1989e69d2197281f103964563feff36d34a99292ebed9715027a4dea4ce
[INFO] running `Command { std: "docker" "start" "-a" "9050f1989e69d2197281f103964563feff36d34a99292ebed9715027a4dea4ce", kill_on_drop: false }`
[INFO] [stderr] warning: references are not nullable, so checking them for null will always return false
[INFO] [stderr]    --> src/lib.rs:220:12
[INFO] [stderr]     |
[INFO] [stderr] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stderr]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expression has type `&dyn Plugin<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:256:29
[INFO] [stderr]     |
[INFO] [stderr] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]     = note: enum has no representation hint
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `message_plugins` (lib) generated 2 warnings
[INFO] [stderr] warning: `message_plugins` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/message_plugins-ef78a034bd14af44)
[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 message_plugins
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - construct_plugin_with_constructor (line 204) ... FAILED
[INFO] [stdout] test src/lib.rs - construct_plugin (line 230) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - construct_plugin_with_constructor (line 204) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Plugin` in this scope
[INFO] [stdout]  --> src/lib.rs:206:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                           ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use message_plugins::Plugin;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `YourMessageType` in this scope
[INFO] [stdout]  --> src/lib.rs:206:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor<YourMessageType>(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `YourPlugin`
[INFO] [stdout]  --> src/lib.rs:207:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let plugin = Box::new(YourPlugin::new());
[INFO] [stdout]   |                           ^^^^^^^^^^ use of undeclared type `YourPlugin`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `insert_instace` in this scope
[INFO] [stdout]  --> src/lib.rs:208:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     insert_instace(ptr, plugin);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - construct_plugin (line 230) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Plugin` in this scope
[INFO] [stdout]  --> src/lib.rs:232:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                           ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use message_plugins::Plugin;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `YourMessageType` in this scope
[INFO] [stdout]  --> src/lib.rs:232:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor<YourMessageType>(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `YourPlugin`
[INFO] [stdout]  --> src/lib.rs:233:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let plugin = Box::new(YourPlugin::new());
[INFO] [stdout]   |                           ^^^^^^^^^^ use of undeclared type `YourPlugin`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `insert_instace` in this scope
[INFO] [stdout]  --> src/lib.rs:234:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     insert_instace(ptr, plugin);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - construct_plugin (line 230)
[INFO] [stdout]     src/lib.rs - construct_plugin_with_constructor (line 204)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9050f1989e69d2197281f103964563feff36d34a99292ebed9715027a4dea4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9050f1989e69d2197281f103964563feff36d34a99292ebed9715027a4dea4ce", kill_on_drop: false }`
[INFO] [stdout] 9050f1989e69d2197281f103964563feff36d34a99292ebed9715027a4dea4ce
[INFO] testing message_plugins-0.2.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate message_plugins 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate message_plugins 0.2.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate message_plugins 0.2.0
[INFO] finished tweaking crates.io crate message_plugins 0.2.0
[INFO] tweaked toml for crates.io crate message_plugins 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89730591b3ec96b4b279689393a9257d401059c85845982bf436c3232cbcd2a1
[INFO] running `Command { std: "docker" "start" "-a" "89730591b3ec96b4b279689393a9257d401059c85845982bf436c3232cbcd2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89730591b3ec96b4b279689393a9257d401059c85845982bf436c3232cbcd2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89730591b3ec96b4b279689393a9257d401059c85845982bf436c3232cbcd2a1", kill_on_drop: false }`
[INFO] [stdout] 89730591b3ec96b4b279689393a9257d401059c85845982bf436c3232cbcd2a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3004ef932efb5c13c75c3a439ddfde2ec05ca2b327f0260685b4f5bd38e88e9f
[INFO] running `Command { std: "docker" "start" "-a" "3004ef932efb5c13c75c3a439ddfde2ec05ca2b327f0260685b4f5bd38e88e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling message_plugins v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "3004ef932efb5c13c75c3a439ddfde2ec05ca2b327f0260685b4f5bd38e88e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3004ef932efb5c13c75c3a439ddfde2ec05ca2b327f0260685b4f5bd38e88e9f", kill_on_drop: false }`
[INFO] [stdout] 3004ef932efb5c13c75c3a439ddfde2ec05ca2b327f0260685b4f5bd38e88e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817ede0141e3fe808f4c53cb9f9918acc5ab93eca8fe90a1c706d70b9cdc7be4
[INFO] running `Command { std: "docker" "start" "-a" "817ede0141e3fe808f4c53cb9f9918acc5ab93eca8fe90a1c706d70b9cdc7be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling message_plugins v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/lib.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stdout]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expression has type `&dyn Plugin<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "817ede0141e3fe808f4c53cb9f9918acc5ab93eca8fe90a1c706d70b9cdc7be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817ede0141e3fe808f4c53cb9f9918acc5ab93eca8fe90a1c706d70b9cdc7be4", kill_on_drop: false }`
[INFO] [stdout] 817ede0141e3fe808f4c53cb9f9918acc5ab93eca8fe90a1c706d70b9cdc7be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c83c9ed8690a0bb2f5ef3d8bdf02da10bd2302e0d0c06d10ec7fb1add3ddcba
[INFO] running `Command { std: "docker" "start" "-a" "9c83c9ed8690a0bb2f5ef3d8bdf02da10bd2302e0d0c06d10ec7fb1add3ddcba", kill_on_drop: false }`
[INFO] [stderr] warning: references are not nullable, so checking them for null will always return false
[INFO] [stderr]    --> src/lib.rs:220:12
[INFO] [stderr]     |
[INFO] [stderr] 220 |         if ((*instance.as_ptr()).as_ref() as *const dyn Plugin<T>).is_null() {
[INFO] [stderr]     |            ^-----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expression has type `&dyn Plugin<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Option<&dyn Any>`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:256:29
[INFO] [stderr]     |
[INFO] [stderr] 256 | pub type FfiPluginInit<T> = unsafe extern "C" fn(*mut Box<dyn Plugin<T>>, Option<&dyn Any>);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]     = note: enum has no representation hint
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `message_plugins` (lib) generated 2 warnings
[INFO] [stderr] warning: `message_plugins` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/message_plugins-abff32b58047db29)
[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 message_plugins
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - construct_plugin (line 230) ... FAILED
[INFO] [stdout] test src/lib.rs - construct_plugin_with_constructor (line 204) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - construct_plugin (line 230) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Plugin` in this scope
[INFO] [stdout]  --> src/lib.rs:232:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                           ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use message_plugins::Plugin;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `YourMessageType` in this scope
[INFO] [stdout]  --> src/lib.rs:232:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor<YourMessageType>(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `YourPlugin`
[INFO] [stdout]  --> src/lib.rs:233:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let plugin = Box::new(YourPlugin::new());
[INFO] [stdout]   |                           ^^^^^^^^^^ use of undeclared type `YourPlugin`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `insert_instace` in this scope
[INFO] [stdout]  --> src/lib.rs:234:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     insert_instace(ptr, plugin);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - construct_plugin_with_constructor (line 204) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Plugin` in this scope
[INFO] [stdout]  --> src/lib.rs:206:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                           ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use message_plugins::Plugin;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `YourMessageType` in this scope
[INFO] [stdout]  --> src/lib.rs:206:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe extern "C" fn plugin_constructor<YourMessageType>(ptr: *mut Box<dyn Plugin<YourMessageType>>) {
[INFO] [stdout]   |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `YourPlugin`
[INFO] [stdout]  --> src/lib.rs:207:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let plugin = Box::new(YourPlugin::new());
[INFO] [stdout]   |                           ^^^^^^^^^^ use of undeclared type `YourPlugin`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `insert_instace` in this scope
[INFO] [stdout]  --> src/lib.rs:208:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     insert_instace(ptr, plugin);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - construct_plugin (line 230)
[INFO] [stdout]     src/lib.rs - construct_plugin_with_constructor (line 204)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9c83c9ed8690a0bb2f5ef3d8bdf02da10bd2302e0d0c06d10ec7fb1add3ddcba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c83c9ed8690a0bb2f5ef3d8bdf02da10bd2302e0d0c06d10ec7fb1add3ddcba", kill_on_drop: false }`
[INFO] [stdout] 9c83c9ed8690a0bb2f5ef3d8bdf02da10bd2302e0d0c06d10ec7fb1add3ddcba
