[INFO] fetching crate usbd-serial 0.1.1... [INFO] checking usbd-serial-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate usbd-serial 0.1.1 into /workspace/builds/worker-17/source [INFO] validating manifest of crates.io crate usbd-serial 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate usbd-serial 0.1.1 [INFO] finished tweaking crates.io crate usbd-serial 0.1.1 [INFO] tweaked toml for crates.io crate usbd-serial 0.1.1 written to /workspace/builds/worker-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08f246cd809ec6f241e06f044b73ff42187755c37b8ff326a727b4a3645a3835 [INFO] running `Command { std: "docker" "start" "-a" "08f246cd809ec6f241e06f044b73ff42187755c37b8ff326a727b4a3645a3835", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08f246cd809ec6f241e06f044b73ff42187755c37b8ff326a727b4a3645a3835", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08f246cd809ec6f241e06f044b73ff42187755c37b8ff326a727b4a3645a3835", kill_on_drop: false }` [INFO] [stdout] 08f246cd809ec6f241e06f044b73ff42187755c37b8ff326a727b4a3645a3835 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c3a0d990afe29819d27bc1e4c6ca8446956a379b529d7ac3f8d516a7a42991b [INFO] running `Command { std: "docker" "start" "-a" "4c3a0d990afe29819d27bc1e4c6ca8446956a379b529d7ac3f8d516a7a42991b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking usb-device v0.2.8 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.6 [INFO] [stderr] Checking usbd-serial v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `generic_array` [INFO] [stdout] --> src/buffer.rs:141:38 [INFO] [stdout] | [INFO] [stdout] 141 | type Buf = crate::buffer::Buffer; [INFO] [stdout] | ^^^^^^^^^^^^^ use of undeclared crate or module `generic_array` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/serial_port.rs:54:27 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/serial_port.rs:55:27 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe { mem::uninitialized() }) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/serial_port.rs:54:27 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/serial_port.rs:55:27 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe { mem::uninitialized() }) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/buffer.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | &self.store.borrow_mut()[self.wpos..self.wpos+count].copy_from_slice(&data[..count]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = &self.store.borrow_mut()[self.wpos..self.wpos+count].copy_from_slice(&data[..count]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/serial_port.rs:137:13 [INFO] [stdout] | [INFO] [stdout] 137 | &data[..buf_data.len()].copy_from_slice(buf_data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = &data[..buf_data.len()].copy_from_slice(buf_data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `usbd-serial` due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4c3a0d990afe29819d27bc1e4c6ca8446956a379b529d7ac3f8d516a7a42991b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3a0d990afe29819d27bc1e4c6ca8446956a379b529d7ac3f8d516a7a42991b", kill_on_drop: false }` [INFO] [stdout] 4c3a0d990afe29819d27bc1e4c6ca8446956a379b529d7ac3f8d516a7a42991b