[INFO] fetching crate usbapi 0.4.2... [INFO] checking usbapi-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate usbapi 0.4.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate usbapi 0.4.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate usbapi 0.4.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate usbapi 0.4.2 [INFO] tweaked toml for crates.io crate usbapi 0.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate usbapi 0.4.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded signal-hook v0.3.8 [INFO] [stderr] Downloaded simple_logger v1.11.0 [INFO] [stderr] Downloaded sysfs-serde v0.2.3 [INFO] [stderr] Downloaded serde_derive v1.0.125 [INFO] [stderr] Downloaded serde v1.0.125 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 920c1ea91b2ea3b93f59ccd4021e32cb539cf26742e94c7d41de410a3ea8dcd2 [INFO] running `Command { std: "docker" "start" "-a" "920c1ea91b2ea3b93f59ccd4021e32cb539cf26742e94c7d41de410a3ea8dcd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "920c1ea91b2ea3b93f59ccd4021e32cb539cf26742e94c7d41de410a3ea8dcd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "920c1ea91b2ea3b93f59ccd4021e32cb539cf26742e94c7d41de410a3ea8dcd2", kill_on_drop: false }` [INFO] [stdout] 920c1ea91b2ea3b93f59ccd4021e32cb539cf26742e94c7d41de410a3ea8dcd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f923778a6030d4e1e1c808352d1834f0144d890bcd7e545fcb1d8c9a920d6279 [INFO] running `Command { std: "docker" "start" "-a" "f923778a6030d4e1e1c808352d1834f0144d890bcd7e545fcb1d8c9a920d6279", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling signal-hook v0.3.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking sysfs-serde v0.2.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simple_logger v1.11.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking usbapi v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `AsRawFd` is imported redundantly [INFO] [stdout] --> src/os/linux/usbfs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::os::unix::io::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::os::unix::prelude::*; [INFO] [stdout] | ------------------------- the item `AsRawFd` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRawFd` is imported redundantly [INFO] [stdout] --> src/os/linux/usbfs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::os::unix::io::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::os::unix::prelude::*; [INFO] [stdout] | ------------------------- the item `AsRawFd` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/enumerate.rs:12:71 [INFO] [stdout] | [INFO] [stdout] 12 | let dev = UsbDevice::from_bytes(dev.descriptors.clone(), |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/usb_device.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | Self::from_bytes(bytes, |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/enumerate.rs:12:71 [INFO] [stdout] | [INFO] [stdout] 12 | let dev = UsbDevice::from_bytes(dev.descriptors.clone(), |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/usb_device.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | Self::from_bytes(bytes, |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind` [INFO] [stdout] --> examples/read_strings.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::ErrorKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> examples/read_strings.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `Ordering` [INFO] [stdout] --> examples/read_strings.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::atomic::{AtomicBool, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> examples/read_strings.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> examples/read_strings.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `usbapi::endpoint::Endpoint` [INFO] [stdout] --> examples/read_strings.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use usbapi::endpoint::Endpoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.65s [INFO] running `Command { std: "docker" "inspect" "f923778a6030d4e1e1c808352d1834f0144d890bcd7e545fcb1d8c9a920d6279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f923778a6030d4e1e1c808352d1834f0144d890bcd7e545fcb1d8c9a920d6279", kill_on_drop: false }` [INFO] [stdout] f923778a6030d4e1e1c808352d1834f0144d890bcd7e545fcb1d8c9a920d6279 [INFO] checking usbapi-0.4.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate usbapi 0.4.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate usbapi 0.4.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate usbapi 0.4.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate usbapi 0.4.2 [INFO] tweaked toml for crates.io crate usbapi 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate usbapi 0.4.2 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9609677de934553a0f32931508fd90bcbfaf759c02df0937dfccc322f8d21ef [INFO] running `Command { std: "docker" "start" "-a" "c9609677de934553a0f32931508fd90bcbfaf759c02df0937dfccc322f8d21ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9609677de934553a0f32931508fd90bcbfaf759c02df0937dfccc322f8d21ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9609677de934553a0f32931508fd90bcbfaf759c02df0937dfccc322f8d21ef", kill_on_drop: false }` [INFO] [stdout] c9609677de934553a0f32931508fd90bcbfaf759c02df0937dfccc322f8d21ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1de30b2f304327668a470076bcb042d8bd03a1a92d6dcc98d1d5a316119e814 [INFO] running `Command { std: "docker" "start" "-a" "a1de30b2f304327668a470076bcb042d8bd03a1a92d6dcc98d1d5a316119e814", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling signal-hook v0.3.8 [INFO] [stderr] Checking sysfs-serde v0.2.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simple_logger v1.11.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking usbapi v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `AsRawFd` is imported redundantly [INFO] [stdout] --> src/os/linux/usbfs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::os::unix::io::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::os::unix::prelude::*; [INFO] [stdout] | ------------------------- the item `AsRawFd` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/enumerate.rs:12:71 [INFO] [stdout] | [INFO] [stdout] 12 | let dev = UsbDevice::from_bytes(dev.descriptors.clone(), |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/usb_device.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | Self::from_bytes(bytes, |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRawFd` is imported redundantly [INFO] [stdout] --> src/os/linux/usbfs.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::os::unix::io::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | use std::os::unix::prelude::*; [INFO] [stdout] | ------------------------- the item `AsRawFd` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind` [INFO] [stdout] --> examples/read_strings.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::ErrorKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> examples/read_strings.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `Ordering` [INFO] [stdout] --> examples/read_strings.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::atomic::{AtomicBool, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> examples/read_strings.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> examples/read_strings.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `usbapi::endpoint::Endpoint` [INFO] [stdout] --> examples/read_strings.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use usbapi::endpoint::Endpoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/enumerate.rs:12:71 [INFO] [stdout] | [INFO] [stdout] 12 | let dev = UsbDevice::from_bytes(dev.descriptors.clone(), |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/os/linux/usb_device.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | Self::from_bytes(bytes, |mut d| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.27s [INFO] running `Command { std: "docker" "inspect" "a1de30b2f304327668a470076bcb042d8bd03a1a92d6dcc98d1d5a316119e814", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1de30b2f304327668a470076bcb042d8bd03a1a92d6dcc98d1d5a316119e814", kill_on_drop: false }` [INFO] [stdout] a1de30b2f304327668a470076bcb042d8bd03a1a92d6dcc98d1d5a316119e814