[INFO] fetching crate usb-device 0.3.1...
[INFO] checking usb-device-0.3.1 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate usb-device 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate usb-device 0.3.1 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usb-device 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate usb-device 0.3.1
[INFO] tweaked toml for crates.io crate usb-device 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portable-atomic v1.6.0
[INFO] [stderr]   Downloaded defmt-macros v0.3.7
[INFO] [stderr]   Downloaded defmt v0.3.6
[INFO] [stderr]   Downloaded defmt-parser v0.3.4
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] [stderr]   Downloaded libusb1-sys v0.6.4
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded rusb v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09fd2b33ef86072835789dfb9dfbf166f3a13e02c4e7a645bb20e97595f59ea3
[INFO] running `Command { std: "docker" "start" "-a" "09fd2b33ef86072835789dfb9dfbf166f3a13e02c4e7a645bb20e97595f59ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09fd2b33ef86072835789dfb9dfbf166f3a13e02c4e7a645bb20e97595f59ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fd2b33ef86072835789dfb9dfbf166f3a13e02c4e7a645bb20e97595f59ea3", kill_on_drop: false }`
[INFO] [stdout] 09fd2b33ef86072835789dfb9dfbf166f3a13e02c4e7a645bb20e97595f59ea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4361c9b627e874294fdd2516100d523b488a307011a09cfd53dfa032ade33ad
[INFO] running `Command { std: "docker" "start" "-a" "b4361c9b627e874294fdd2516100d523b488a307011a09cfd53dfa032ade33ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling rusb v0.9.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]     Checking usb-device v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `LangID` is imported redundantly
[INFO] [stdout]  --> src/test_class.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::class_prelude::*;
[INFO] [stdout]   |     ----------------------- the item `LangID` is already imported here
[INFO] [stdout] 4 | use crate::descriptor::lang_id::LangID;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `LangID` is imported redundantly
[INFO] [stdout]  --> src/test_class.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::class_prelude::*;
[INFO] [stdout]   |     ----------------------- the item `LangID` is already imported here
[INFO] [stdout] 4 | use crate::descriptor::lang_id::LangID;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "b4361c9b627e874294fdd2516100d523b488a307011a09cfd53dfa032ade33ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4361c9b627e874294fdd2516100d523b488a307011a09cfd53dfa032ade33ad", kill_on_drop: false }`
[INFO] [stdout] b4361c9b627e874294fdd2516100d523b488a307011a09cfd53dfa032ade33ad