[INFO] fetching crate usbip-device 0.2.0...
[INFO] checking usbip-device-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate usbip-device 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate usbip-device 0.2.0 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 usbip-device 0.2.0
[INFO] finished tweaking crates.io crate usbip-device 0.2.0
[INFO] tweaked toml for crates.io crate usbip-device 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate usbip-device 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded usbd-hid-macros v0.6.0
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.1.2
[INFO] [stderr]   Downloaded usb-device v0.3.1
[INFO] [stderr]   Downloaded usbd-hid v0.7.0
[INFO] [stderr]   Downloaded usbd-serial v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1856f8616b38f1fb5e284e1bf63d5f4b87fe8cca2c865c7e0baa72b2afbff59d
[INFO] running `Command { std: "docker" "start" "-a" "1856f8616b38f1fb5e284e1bf63d5f4b87fe8cca2c865c7e0baa72b2afbff59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1856f8616b38f1fb5e284e1bf63d5f4b87fe8cca2c865c7e0baa72b2afbff59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1856f8616b38f1fb5e284e1bf63d5f4b87fe8cca2c865c7e0baa72b2afbff59d", kill_on_drop: false }`
[INFO] [stdout] 1856f8616b38f1fb5e284e1bf63d5f4b87fe8cca2c865c7e0baa72b2afbff59d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e36b5ac3f47e21e9e89c6170a9d55cc6adb0528a54d0f7fd2a8f0a9281c79118
[INFO] running `Command { std: "docker" "start" "-a" "e36b5ac3f47e21e9e89c6170a9d55cc6adb0528a54d0f7fd2a8f0a9281c79118", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling portable-atomic v1.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.1.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking ssmarshal v1.0.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]     Checking usb-device v0.3.1
[INFO] [stderr]     Checking usbd-serial v0.2.0
[INFO] [stderr]     Checking usbip-device v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling usbd-hid-macros v0.6.0
[INFO] [stdout] warning: fields `start_frame`, `number_of_packets`, and `interval` are never read
[INFO] [stdout]    --> src/request.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct UsbIpCmdSubmit {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub start_frame: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 107 |     pub number_of_packets: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     pub interval: i32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UsbIpCmdSubmit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking usbd-hid v0.7.0
[INFO] [stdout] warning: the item `StringDescriptors` is imported redundantly
[INFO] [stdout]  --> examples/serial_echo.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | use usb_device::{bus::UsbBusAllocator, device::StringDescriptors, prelude::*};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^  ---------- the item `StringDescriptors` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `StringDescriptors` is imported redundantly
[INFO] [stdout]  --> examples/twitching_mouse.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | use usb_device::{bus::UsbBusAllocator, device::StringDescriptors, prelude::*};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^  ---------- the item `StringDescriptors` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_frame`, `number_of_packets`, and `interval` are never read
[INFO] [stdout]    --> src/request.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct UsbIpCmdSubmit {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub start_frame: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 107 |     pub number_of_packets: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     pub interval: i32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UsbIpCmdSubmit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "e36b5ac3f47e21e9e89c6170a9d55cc6adb0528a54d0f7fd2a8f0a9281c79118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36b5ac3f47e21e9e89c6170a9d55cc6adb0528a54d0f7fd2a8f0a9281c79118", kill_on_drop: false }`
[INFO] [stdout] e36b5ac3f47e21e9e89c6170a9d55cc6adb0528a54d0f7fd2a8f0a9281c79118