[INFO] cloning repository https://github.com/metaspace/external_locking_poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/metaspace/external_locking_poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetaspace%2Fexternal_locking_poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetaspace%2Fexternal_locking_poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33e21efd42fc3ad25464f96fa17296c4e2578f70
[INFO] checking metaspace/external_locking_poc against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmetaspace%2Fexternal_locking_poc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/metaspace/external_locking_poc
[INFO] finished tweaking git repo https://github.com/metaspace/external_locking_poc
[INFO] tweaked toml for git repo https://github.com/metaspace/external_locking_poc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/metaspace/external_locking_poc on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/metaspace/external_locking_poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b383248d44e7f1d9cbb8e2b052bcba8c8af6f854fbc0df72ee09b111d76ce3e6
[INFO] running `Command { std: "docker" "start" "-a" "b383248d44e7f1d9cbb8e2b052bcba8c8af6f854fbc0df72ee09b111d76ce3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b383248d44e7f1d9cbb8e2b052bcba8c8af6f854fbc0df72ee09b111d76ce3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b383248d44e7f1d9cbb8e2b052bcba8c8af6f854fbc0df72ee09b111d76ce3e6", kill_on_drop: false }`
[INFO] [stdout] b383248d44e7f1d9cbb8e2b052bcba8c8af6f854fbc0df72ee09b111d76ce3e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87bd04fa89a518c05b2a654c10b4597e21cd06ce5885af25c10ce9bed757e987
[INFO] running `Command { std: "docker" "start" "-a" "87bd04fa89a518c05b2a654c10b4597e21cd06ce5885af25c10ce9bed757e987", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking clap_builder v4.5.47
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling pinned-init-macro v0.0.6
[INFO] [stderr]    Compiling pinned-init v0.0.10
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]     Checking clap v4.5.47
[INFO] [stderr]     Checking external_locking v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `unlock` is never read
[INFO] [stdout]    --> src/lib.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub struct DataStructureAccess<'a, L, A: AccessType> {
[INFO] [stdout]     |                ------------------- field in this struct
[INFO] [stdout] 172 |         ds: NonNull<DataStructure<A>>,
[INFO] [stdout] 173 |         unlock: L,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Pin<&mut Lock<example::MultiDs>>, Infallible>
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         stack_pin_init!(let ds = Lock::new_external((4,5)) );
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `stack_pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `external_locking` (lib) due to 9 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `unlock` is never read
[INFO] [stdout]    --> src/lib.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub struct DataStructureAccess<'a, L, A: AccessType> {
[INFO] [stdout]     |                ------------------- field in this struct
[INFO] [stdout] 172 |         ds: NonNull<DataStructure<A>>,
[INFO] [stdout] 173 |         unlock: L,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Pin<&mut Lock<example::MultiDs>>, Infallible>
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         stack_pin_init!(let ds = Lock::new_external((4,5)) );
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `stack_pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<ExternalLockOwner<O> as StageTwoInit<example::MultiDs, (u32, u32)>>::init::__InitOk, Infallible>
[INFO] [stdout]   --> src/lib.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 pin_init!(MultiDs {
[INFO] [stdout] 60 | |                     ds1 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.0),
[INFO] [stdout] 61 | |                     ds2 <- unsafe {DataStructure::init_owner(self.0.as_ptr())}.init(args.1),
[INFO] [stdout] 62 | |                 })
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<StageTwoInitDs<O> as StageTwoInit<ds::DataStructure<ds::ExternalLock>, u32>>::init::__InitOk, Infallible>
[INFO] [stdout]    --> src/lib.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 | /                 pin_init!(DataStructure {
[INFO] [stdout] 239 | |                     protected: args,
[INFO] [stdout] 240 | |                     lock: Lock::new(()),
[INFO] [stdout] 241 | |                     owner: self.0.cast(),
[INFO] [stdout] 242 | |                     _p: PhantomData,
[INFO] [stdout] 243 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::__init_internal` which comes from the expansion of the macro `pin_init` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `external_locking` (lib test) due to 9 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "87bd04fa89a518c05b2a654c10b4597e21cd06ce5885af25c10ce9bed757e987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87bd04fa89a518c05b2a654c10b4597e21cd06ce5885af25c10ce9bed757e987", kill_on_drop: false }`
[INFO] [stdout] 87bd04fa89a518c05b2a654c10b4597e21cd06ce5885af25c10ce9bed757e987
