[INFO] fetching crate mpi 0.8.0...
[INFO] checking mpi-0.8.0 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate mpi 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mpi 0.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mpi 0.8.0
[INFO] tweaked toml for crates.io crate mpi 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpi 0.8.0 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mpi 0.8.0 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03efd040cdc25aaecc775c6180fdb227d6c0177f091a358cfa6578cc1a365c57
[INFO] running `Command { std: "docker" "start" "-a" "03efd040cdc25aaecc775c6180fdb227d6c0177f091a358cfa6578cc1a365c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03efd040cdc25aaecc775c6180fdb227d6c0177f091a358cfa6578cc1a365c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03efd040cdc25aaecc775c6180fdb227d6c0177f091a358cfa6578cc1a365c57", kill_on_drop: false }`
[INFO] [stdout] 03efd040cdc25aaecc775c6180fdb227d6c0177f091a358cfa6578cc1a365c57
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bfb0a88761f07d54e542f1f2855c2681e427aedada069770f4188362c4bde06
[INFO] running `Command { std: "docker" "start" "-a" "7bfb0a88761f07d54e542f1f2855c2681e427aedada069770f4188362c4bde06", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling build-probe-mpi v0.1.4
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]    Compiling mpi v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libffi-sys v2.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling mpi-sys v0.2.2
[INFO] [stderr]     Checking libffi v3.2.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1974:15
[INFO] [stdout]      |
[INFO] [stdout] 1974 | #[cfg(not(all(msmpi, target_arch = "x86")))]
[INFO] [stdout]      |               ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1982:11
[INFO] [stdout]      |
[INFO] [stdout] 1982 | #[cfg(all(msmpi, target_arch = "x86"))]
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1874:19
[INFO] [stdout]      |
[INFO] [stdout] 1874 |         #[cfg(all(msmpi, target_arch = "x86"))]
[INFO] [stdout]      |                   ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]   --> src/topology/mod.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg(not(msmpi))]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]    --> src/topology/mod.rs:530:15
[INFO] [stdout]     |
[INFO] [stdout] 530 |     #[cfg(not(msmpi))]
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]    --> src/topology/mod.rs:543:15
[INFO] [stdout]     |
[INFO] [stdout] 543 |     #[cfg(not(msmpi))]
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1974:15
[INFO] [stdout]      |
[INFO] [stdout] 1974 | #[cfg(not(all(msmpi, target_arch = "x86")))]
[INFO] [stdout]      |               ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1982:11
[INFO] [stdout]      |
[INFO] [stdout] 1982 | #[cfg(all(msmpi, target_arch = "x86"))]
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]     --> src/collective.rs:1874:19
[INFO] [stdout]      |
[INFO] [stdout] 1874 |         #[cfg(all(msmpi, target_arch = "x86"))]
[INFO] [stdout]      |                   ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]   --> src/topology/mod.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg(not(msmpi))]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]    --> src/topology/mod.rs:530:15
[INFO] [stdout]     |
[INFO] [stdout] 530 |     #[cfg(not(msmpi))]
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]    --> src/topology/mod.rs:543:15
[INFO] [stdout]     |
[INFO] [stdout] 543 |     #[cfg(not(msmpi))]
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/attribute.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Box::into_raw(b_in); // deconstruct to avoid dropping
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let _ = Box::into_raw(b_in); // deconstruct to avoid dropping
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1232:21
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn reborrow(&self) -> DynBuffer {
[INFO] [stdout]      |                     ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn reborrow(&self) -> DynBuffer<'_> {
[INFO] [stdout]      |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1237:25
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     pub fn reborrow_mut(&mut self) -> DynBufferMut {
[INFO] [stdout]      |                         ^^^^^^^^^     ------------ the same lifetime is hidden here
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     pub fn reborrow_mut(&mut self) -> DynBufferMut<'_> {
[INFO] [stdout]      |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1438:21
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn new(buf: &B, counts: C, displs: D) -> Partition<B, C, D> {
[INFO] [stdout]      |                     ^^                           ------------------ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn new(buf: &B, counts: C, displs: D) -> Partition<'_, B, C, D> {
[INFO] [stdout]      |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1509:21
[INFO] [stdout]      |
[INFO] [stdout] 1509 |     pub fn new(buf: &mut B, counts: C, displs: D) -> PartitionMut<B, C, D> {
[INFO] [stdout]      |                     ^^^^^^                           --------------------- the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1509 |     pub fn new(buf: &mut B, counts: C, displs: D) -> PartitionMut<'_, B, C, D> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:379:24
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn process_at_rank(&self, r: Rank) -> Process {
[INFO] [stdout]     |                        ^^^^^              ------- the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn process_at_rank(&self, r: Rank) -> Process<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:386:20
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn any_process(&self) -> AnyProcess {
[INFO] [stdout]     |                    ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn any_process(&self) -> AnyProcess<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn this_process(&self) -> Process {
[INFO] [stdout]     |                     ^^^^^     ------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn this_process(&self) -> Process<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/attribute.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Box::into_raw(b_in); // deconstruct to avoid dropping
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let _ = Box::into_raw(b_in); // deconstruct to avoid dropping
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1232:21
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn reborrow(&self) -> DynBuffer {
[INFO] [stdout]      |                     ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     pub fn reborrow(&self) -> DynBuffer<'_> {
[INFO] [stdout]      |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1237:25
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     pub fn reborrow_mut(&mut self) -> DynBufferMut {
[INFO] [stdout]      |                         ^^^^^^^^^     ------------ the same lifetime is hidden here
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     pub fn reborrow_mut(&mut self) -> DynBufferMut<'_> {
[INFO] [stdout]      |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1438:21
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn new(buf: &B, counts: C, displs: D) -> Partition<B, C, D> {
[INFO] [stdout]      |                     ^^                           ------------------ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1438 |     pub fn new(buf: &B, counts: C, displs: D) -> Partition<'_, B, C, D> {
[INFO] [stdout]      |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/datatype.rs:1509:21
[INFO] [stdout]      |
[INFO] [stdout] 1509 |     pub fn new(buf: &mut B, counts: C, displs: D) -> PartitionMut<B, C, D> {
[INFO] [stdout]      |                     ^^^^^^                           --------------------- the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1509 |     pub fn new(buf: &mut B, counts: C, displs: D) -> PartitionMut<'_, B, C, D> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:379:24
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn process_at_rank(&self, r: Rank) -> Process {
[INFO] [stdout]     |                        ^^^^^              ------- the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn process_at_rank(&self, r: Rank) -> Process<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:386:20
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn any_process(&self) -> AnyProcess {
[INFO] [stdout]     |                    ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn any_process(&self) -> AnyProcess<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/topology/mod.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn this_process(&self) -> Process {
[INFO] [stdout]     |                     ^^^^^     ------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn this_process(&self) -> Process<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around closure body
[INFO] [stdout]   --> examples/gather_varcount.rs:38:41
[INFO] [stdout]    |
[INFO] [stdout] 38 |             .zip((0..size).flat_map(|r| (0..r)))
[INFO] [stdout]    |                                         ^    ^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> examples/gather_varcount.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             .zip((0..size).flat_map(|r| (0..r)))
[INFO] [stdout] 38 +             .zip((0..size).flat_map(|r| 0..r))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mpi` (example "gather_varcount") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]   --> examples/immediate_reduce.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[cfg(not(all(msmpi, target_arch = "x86")))]
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> examples/immediate_reduce.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]   --> examples/immediate_reduce.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[cfg(all(msmpi, target_arch = "x86"))]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]  --> examples/immediate_multiple_barrier.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(msmpi)]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `msmpi`
[INFO] [stdout]  --> examples/immediate_multiple_barrier.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(not(msmpi))]
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(msmpi)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(msmpi)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mpi` (example "immediate_reduce") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7bfb0a88761f07d54e542f1f2855c2681e427aedada069770f4188362c4bde06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bfb0a88761f07d54e542f1f2855c2681e427aedada069770f4188362c4bde06", kill_on_drop: false }`
[INFO] [stdout] 7bfb0a88761f07d54e542f1f2855c2681e427aedada069770f4188362c4bde06
