[INFO] fetching crate cffi 0.1.7... [INFO] checking cffi-0.1.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate cffi 0.1.7 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate cffi 0.1.7 [INFO] finished tweaking crates.io crate cffi 0.1.7 [INFO] tweaked toml for crates.io crate cffi 0.1.7 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cffi 0.1.7 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 87 packages to latest compatible versions [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a5887f2d81a9d713bd04c8f844978ecfb45f33593cafa2b551007cc31eb93c8a [INFO] running `Command { std: "docker" "start" "-a" "a5887f2d81a9d713bd04c8f844978ecfb45f33593cafa2b551007cc31eb93c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5887f2d81a9d713bd04c8f844978ecfb45f33593cafa2b551007cc31eb93c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5887f2d81a9d713bd04c8f844978ecfb45f33593cafa2b551007cc31eb93c8a", kill_on_drop: false }` [INFO] [stdout] a5887f2d81a9d713bd04c8f844978ecfb45f33593cafa2b551007cc31eb93c8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a4f0c393918b443f3306e232a6ee155464f925745f8d6ced6ef2502db6d98041 [INFO] running `Command { std: "docker" "start" "-a" "a4f0c393918b443f3306e232a6ee155464f925745f8d6ced6ef2502db6d98041", kill_on_drop: false }` [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling cffi-impl v0.1.6 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Checking cffi v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [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<*const T, Infallible> [INFO] [stdout] --> src/arc.rs:43:67 [INFO] [stdout] | [INFO] [stdout] 43 | fn to_foreign(local: Arc) -> Result<*const T, Self::Error> { [INFO] [stdout] | ___________________________________________________________________^ [INFO] [stdout] 44 | | log::debug!( [INFO] [stdout] 45 | | " as ToForeign<{ty}, {o}>>::to_foreign", [INFO] [stdout] 46 | | ty = std::any::type_name::(), [INFO] [stdout] ... | [INFO] [stdout] 56 | | Ok(Arc::into_raw(local)) [INFO] [stdout] 57 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/arc.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | Ok(Arc::into_raw(local)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:24:64 [INFO] [stdout] | [INFO] [stdout] 24 | unsafe fn from_foreign(i: u8) -> Result { [INFO] [stdout] | ________________________________________________________________^ [INFO] [stdout] 25 | | Ok(i != 0) [INFO] [stdout] 26 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | Ok(i != 0) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:33:55 [INFO] [stdout] | [INFO] [stdout] 33 | fn to_foreign(b: bool) -> Result { [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 34 | | Ok(if b { 1 } else { 0 }) [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Ok(if b { 1 } else { 0 }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/boxed.rs:74:67 [INFO] [stdout] | [INFO] [stdout] 74 | fn to_foreign(local: Box) -> Result<*const T, Self::Error> { [INFO] [stdout] | ___________________________________________________________________^ [INFO] [stdout] 75 | | log::debug!( [INFO] [stdout] 76 | | " as ToForeign<{ty}, {o}>>::to_foreign", [INFO] [stdout] 77 | | ty = std::any::type_name::(), [INFO] [stdout] ... | [INFO] [stdout] 80 | | Ok(Box::into_raw(local) as *const _ as *const _) [INFO] [stdout] 81 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/boxed.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | Ok(Box::into_raw(local) as *const _ as *const _) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:54:69 [INFO] [stdout] | [INFO] [stdout] 54 | fn to_foreign(input: PathBuf) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 55 | | use std::os::unix::ffi::OsStringExt; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | let vec = input.into_os_string().into_vec(); [INFO] [stdout] 58 | | VecMarshaler::to_foreign(vec) [INFO] [stdout] 59 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | VecMarshaler::to_foreign(vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:68:31 [INFO] [stdout] | [INFO] [stdout] 68 | input.and_then(|x| Ok(PathBufMarshaler::to_foreign(x).unwrap())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:27:69 [INFO] [stdout] | [INFO] [stdout] 27 | fn to_foreign(string: String) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 28 | | VecMarshaler::to_foreign(string.into_bytes()) [INFO] [stdout] 29 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | VecMarshaler::to_foreign(string.into_bytes()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:37:32 [INFO] [stdout] | [INFO] [stdout] 37 | result.and_then(|v| Ok(StringMarshaler::to_foreign(v).unwrap())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | Some(v) => Ok(StringMarshaler::to_foreign(v).unwrap()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/vec.rs:29:69 [INFO] [stdout] | [INFO] [stdout] 29 | fn to_foreign(mut vec: Vec) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 30 | | vec.shrink_to_fit(); [INFO] [stdout] 31 | | let len = vec.len(); [INFO] [stdout] 32 | | let data = vec.as_mut_ptr(); [INFO] [stdout] ... | [INFO] [stdout] 42 | | Ok(raw) [INFO] [stdout] 43 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/vec.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | Ok(raw) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cffi` (lib test) due to 17 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [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<*const T, Infallible> [INFO] [stdout] --> src/arc.rs:43:67 [INFO] [stdout] | [INFO] [stdout] 43 | fn to_foreign(local: Arc) -> Result<*const T, Self::Error> { [INFO] [stdout] | ___________________________________________________________________^ [INFO] [stdout] 44 | | log::debug!( [INFO] [stdout] 45 | | " as ToForeign<{ty}, {o}>>::to_foreign", [INFO] [stdout] 46 | | ty = std::any::type_name::(), [INFO] [stdout] ... | [INFO] [stdout] 56 | | Ok(Arc::into_raw(local)) [INFO] [stdout] 57 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/arc.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | Ok(Arc::into_raw(local)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:24:64 [INFO] [stdout] | [INFO] [stdout] 24 | unsafe fn from_foreign(i: u8) -> Result { [INFO] [stdout] | ________________________________________________________________^ [INFO] [stdout] 25 | | Ok(i != 0) [INFO] [stdout] 26 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | Ok(i != 0) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:33:55 [INFO] [stdout] | [INFO] [stdout] 33 | fn to_foreign(b: bool) -> Result { [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 34 | | Ok(if b { 1 } else { 0 }) [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bool.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Ok(if b { 1 } else { 0 }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/boxed.rs:74:67 [INFO] [stdout] | [INFO] [stdout] 74 | fn to_foreign(local: Box) -> Result<*const T, Self::Error> { [INFO] [stdout] | ___________________________________________________________________^ [INFO] [stdout] 75 | | log::debug!( [INFO] [stdout] 76 | | " as ToForeign<{ty}, {o}>>::to_foreign", [INFO] [stdout] 77 | | ty = std::any::type_name::(), [INFO] [stdout] ... | [INFO] [stdout] 80 | | Ok(Box::into_raw(local) as *const _ as *const _) [INFO] [stdout] 81 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<*const T, Infallible> [INFO] [stdout] --> src/boxed.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | Ok(Box::into_raw(local) as *const _ as *const _) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:54:69 [INFO] [stdout] | [INFO] [stdout] 54 | fn to_foreign(input: PathBuf) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 55 | | use std::os::unix::ffi::OsStringExt; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | let vec = input.into_os_string().into_vec(); [INFO] [stdout] 58 | | VecMarshaler::to_foreign(vec) [INFO] [stdout] 59 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | VecMarshaler::to_foreign(vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/pathbuf/unix.rs:68:31 [INFO] [stdout] | [INFO] [stdout] 68 | input.and_then(|x| Ok(PathBufMarshaler::to_foreign(x).unwrap())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:27:69 [INFO] [stdout] | [INFO] [stdout] 27 | fn to_foreign(string: String) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 28 | | VecMarshaler::to_foreign(string.into_bytes()) [INFO] [stdout] 29 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | VecMarshaler::to_foreign(string.into_bytes()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:37:32 [INFO] [stdout] | [INFO] [stdout] 37 | result.and_then(|v| Ok(StringMarshaler::to_foreign(v).unwrap())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/string.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | Some(v) => Ok(StringMarshaler::to_foreign(v).unwrap()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/vec.rs:29:69 [INFO] [stdout] | [INFO] [stdout] 29 | fn to_foreign(mut vec: Vec) -> Result, Self::Error> { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 30 | | vec.shrink_to_fit(); [INFO] [stdout] 31 | | let len = vec.len(); [INFO] [stdout] 32 | | let data = vec.as_mut_ptr(); [INFO] [stdout] ... | [INFO] [stdout] 42 | | Ok(raw) [INFO] [stdout] 43 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/vec.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | Ok(raw) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cffi` (lib) due to 17 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a4f0c393918b443f3306e232a6ee155464f925745f8d6ced6ef2502db6d98041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4f0c393918b443f3306e232a6ee155464f925745f8d6ced6ef2502db6d98041", kill_on_drop: false }` [INFO] [stdout] a4f0c393918b443f3306e232a6ee155464f925745f8d6ced6ef2502db6d98041