[INFO] fetching crate webusb 0.1.2... [INFO] checking webusb-0.1.2 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] extracting crate webusb 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate webusb 0.1.2 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate webusb 0.1.2 [INFO] finished tweaking crates.io crate webusb 0.1.2 [INFO] tweaked toml for crates.io crate webusb 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69320ce5c0b5cd2bc3e46a45553a158e81c8073093f44e27c68b58a8029aba3f [INFO] running `Command { std: "docker" "start" "-a" "69320ce5c0b5cd2bc3e46a45553a158e81c8073093f44e27c68b58a8029aba3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69320ce5c0b5cd2bc3e46a45553a158e81c8073093f44e27c68b58a8029aba3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69320ce5c0b5cd2bc3e46a45553a158e81c8073093f44e27c68b58a8029aba3f", kill_on_drop: false }` [INFO] [stdout] 69320ce5c0b5cd2bc3e46a45553a158e81c8073093f44e27c68b58a8029aba3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7795f13db5448690a3415f06e6b96d411888f66ec0b9d21b63e21ed30bee3633 [INFO] running `Command { std: "docker" "start" "-a" "7795f13db5448690a3415f06e6b96d411888f66ec0b9d21b63e21ed30bee3633", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling rusb v0.8.1 [INFO] [stderr] Compiling libusb1-sys v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking serde v1.0.130 [INFO] [stderr] Checking webusb v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `interface` [INFO] [stdout] --> src/lib.rs:534:15 [INFO] [stdout] | [INFO] [stdout] 534 | let interface = configuration [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | let mut active_configuration = [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/lib.rs:291:12 [INFO] [stdout] | [INFO] [stdout] 291 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | let mut active_configuration = [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:328:12 [INFO] [stdout] | [INFO] [stdout] 328 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:362:9 [INFO] [stdout] | [INFO] [stdout] 362 | let mut active_configuration = [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:364:9 [INFO] [stdout] | [INFO] [stdout] 364 | let mut interface = match active_configuration [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:369:12 [INFO] [stdout] | [INFO] [stdout] 369 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `interface` [INFO] [stdout] --> src/lib.rs:534:15 [INFO] [stdout] | [INFO] [stdout] 534 | let interface = configuration [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Standard` [INFO] [stdout] --> src/lib.rs:769:3 [INFO] [stdout] | [INFO] [stdout] 769 | Standard, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Class` [INFO] [stdout] --> src/lib.rs:770:3 [INFO] [stdout] | [INFO] [stdout] 770 | Class, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Vendor` [INFO] [stdout] --> src/lib.rs:771:3 [INFO] [stdout] | [INFO] [stdout] 771 | Vendor, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `kGetDescriptorRequest` should have a snake case name [INFO] [stdout] --> src/lib.rs:813:11 [INFO] [stdout] | [INFO] [stdout] 813 | let kGetDescriptorRequest = 0x06; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `k_get_descriptor_request` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | let mut active_configuration = [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/lib.rs:291:12 [INFO] [stdout] | [INFO] [stdout] 291 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | let mut active_configuration = [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:328:12 [INFO] [stdout] | [INFO] [stdout] 328 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:362:9 [INFO] [stdout] | [INFO] [stdout] 362 | let mut active_configuration = [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:364:9 [INFO] [stdout] | [INFO] [stdout] 364 | let mut interface = match active_configuration [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:369:12 [INFO] [stdout] | [INFO] [stdout] 369 | Some(mut i) => i, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:998:11 [INFO] [stdout] | [INFO] [stdout] 998 | let mut device = &mut self.0; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1062:9 [INFO] [stdout] | [INFO] [stdout] 1062 | let mut device = test_device.device(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1076:9 [INFO] [stdout] | [INFO] [stdout] 1076 | let mut device = test_device.device(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Standard` [INFO] [stdout] --> src/lib.rs:769:3 [INFO] [stdout] | [INFO] [stdout] 769 | Standard, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Vendor` [INFO] [stdout] --> src/lib.rs:771:3 [INFO] [stdout] | [INFO] [stdout] 771 | Vendor, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `kGetDescriptorRequest` should have a snake case name [INFO] [stdout] --> src/lib.rs:813:11 [INFO] [stdout] | [INFO] [stdout] 813 | let kGetDescriptorRequest = 0x06; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `k_get_descriptor_request` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.42s [INFO] running `Command { std: "docker" "inspect" "7795f13db5448690a3415f06e6b96d411888f66ec0b9d21b63e21ed30bee3633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7795f13db5448690a3415f06e6b96d411888f66ec0b9d21b63e21ed30bee3633", kill_on_drop: false }` [INFO] [stdout] 7795f13db5448690a3415f06e6b96d411888f66ec0b9d21b63e21ed30bee3633