[INFO] fetching crate crab-usb 0.9.1...
[INFO] checking crab-usb-0.9.1 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate crab-usb 0.9.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate crab-usb 0.9.1
[INFO] finished tweaking crates.io crate crab-usb 0.9.1
[INFO] tweaked toml for crates.io crate crab-usb 0.9.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crab-usb 0.9.1 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crab-usb 0.9.1 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb779f1b69197a93cfdea809d5c846c4cd302b82c64541a5bdf182601ac6ebee
[INFO] running `Command { std: "docker" "start" "-a" "cb779f1b69197a93cfdea809d5c846c4cd302b82c64541a5bdf182601ac6ebee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb779f1b69197a93cfdea809d5c846c4cd302b82c64541a5bdf182601ac6ebee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb779f1b69197a93cfdea809d5c846c4cd302b82c64541a5bdf182601ac6ebee", kill_on_drop: false }`
[INFO] [stdout] cb779f1b69197a93cfdea809d5c846c4cd302b82c64541a5bdf182601ac6ebee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 008b465267ed58ec8826293340ea44bb82d3eec42c490e48b0444c1def785e3e
[INFO] running `Command { std: "docker" "start" "-a" "008b465267ed58ec8826293340ea44bb82d3eec42c490e48b0444c1def785e3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking accessor v0.3.3
[INFO] [stderr]     Checking mbarrier v0.1.3
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling crab-usb v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tock-registers v0.10.1
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking id-arena v2.3.0
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]    Compiling lenient_semver_version_builder v0.4.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling lenient_semver_parser v0.4.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling lenient_semver v0.4.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking xhci v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling num_enum_derive v0.7.6
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling trait-ffi v0.2.11
[INFO] [stderr]     Checking num_enum v0.7.6
[INFO] [stderr]     Checking usb-if v0.7.0
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking dma-api v0.7.2
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Device` and `Hub` are never constructed
[INFO] [stdout]   --> src/backend/ty/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub(crate) enum ProbedDeviceInfoOp {
[INFO] [stdout]    |                 ------------------ variants in this enum
[INFO] [stdout] 34 |     Device(Box<dyn DeviceInfoOp>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 35 |     Hub(Box<dyn DeviceInfoOp>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/backend/ty/ep/mod.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Endpoint {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 43 |     pub(crate) fn new(info: EndpointInfo, raw: impl EndpointOp) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transfer_to_completion` is never used
[INFO] [stdout]    --> src/backend/ty/ep/mod.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub(crate) fn transfer_to_completion(id: RequestId, transfer: Transfer) -> TransferCompletion {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transfer` is never constructed
[INFO] [stdout]  --> src/backend/ty/transfer.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transfer {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `USBHost` is never constructed
[INFO] [stdout]   --> src/host.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct USBHost {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `EventHandler` is never constructed
[INFO] [stdout]   --> src/host.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct EventHandler {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crab-usb` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variants `Device` and `Hub` are never constructed
[INFO] [stdout]   --> src/backend/ty/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub(crate) enum ProbedDeviceInfoOp {
[INFO] [stdout]    |                 ------------------ variants in this enum
[INFO] [stdout] 34 |     Device(Box<dyn DeviceInfoOp>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 35 |     Hub(Box<dyn DeviceInfoOp>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/backend/ty/ep/mod.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Endpoint {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 43 |     pub(crate) fn new(info: EndpointInfo, raw: impl EndpointOp) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transfer_to_completion` is never used
[INFO] [stdout]    --> src/backend/ty/ep/mod.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub(crate) fn transfer_to_completion(id: RequestId, transfer: Transfer) -> TransferCompletion {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transfer` is never constructed
[INFO] [stdout]  --> src/backend/ty/transfer.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transfer {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `USBHost` is never constructed
[INFO] [stdout]   --> src/host.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct USBHost {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `EventHandler` is never constructed
[INFO] [stdout]   --> src/host.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct EventHandler {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crab-usb` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "008b465267ed58ec8826293340ea44bb82d3eec42c490e48b0444c1def785e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008b465267ed58ec8826293340ea44bb82d3eec42c490e48b0444c1def785e3e", kill_on_drop: false }`
[INFO] [stdout] 008b465267ed58ec8826293340ea44bb82d3eec42c490e48b0444c1def785e3e
