[INFO] cloning repository https://github.com/roblabla/usb-descriptors-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roblabla/usb-descriptors-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2Fusb-descriptors-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2Fusb-descriptors-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8a71c18fcd13749b412a97d0ecc2931896d2b4c
[INFO] checking roblabla/usb-descriptors-rs against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla%2Fusb-descriptors-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/roblabla/usb-descriptors-rs
[INFO] finished tweaking git repo https://github.com/roblabla/usb-descriptors-rs
[INFO] tweaked toml for git repo https://github.com/roblabla/usb-descriptors-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/roblabla/usb-descriptors-rs on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/roblabla/usb-descriptors-rs 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded trybuild v1.0.27
[INFO] [stderr]   Downloaded syn v1.0.22
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58d3c11f777e9e2c3b891878375664e2fc44341950fb3d907b52802bfe11bd0d
[INFO] running `Command { std: "docker" "start" "-a" "58d3c11f777e9e2c3b891878375664e2fc44341950fb3d907b52802bfe11bd0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58d3c11f777e9e2c3b891878375664e2fc44341950fb3d907b52802bfe11bd0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d3c11f777e9e2c3b891878375664e2fc44341950fb3d907b52802bfe11bd0d", kill_on_drop: false }`
[INFO] [stdout] 58d3c11f777e9e2c3b891878375664e2fc44341950fb3d907b52802bfe11bd0d
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c754b8bddf00281bb98dc4698615b11b043eefec87bb0440e465ed16af9e0c
[INFO] running `Command { std: "docker" "start" "-a" "16c754b8bddf00281bb98dc4698615b11b043eefec87bb0440e465ed16af9e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking usb-descriptors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `iad_info` and `bytes_found` are never read
[INFO] [stdout]    --> src/lib.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 437 |     struct ConfigurationState {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 450 |         iad_info: Option<InterfaceAssociationDescriptor>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 451 |         bytes_found: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConfigurationState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.27
[INFO] [stdout] warning: fields `iad_info` and `bytes_found` are never read
[INFO] [stdout]    --> src/lib.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 437 |     struct ConfigurationState {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 450 |         iad_info: Option<InterfaceAssociationDescriptor>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 451 |         bytes_found: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConfigurationState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.30s
[INFO] running `Command { std: "docker" "inspect" "16c754b8bddf00281bb98dc4698615b11b043eefec87bb0440e465ed16af9e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c754b8bddf00281bb98dc4698615b11b043eefec87bb0440e465ed16af9e0c", kill_on_drop: false }`
[INFO] [stdout] 16c754b8bddf00281bb98dc4698615b11b043eefec87bb0440e465ed16af9e0c