[INFO] fetching crate atsamd-usb-host 0.2.0... [INFO] checking atsamd-usb-host-0.2.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate atsamd-usb-host 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate atsamd-usb-host 0.2.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate atsamd-usb-host 0.2.0 [INFO] finished tweaking crates.io crate atsamd-usb-host 0.2.0 [INFO] tweaked toml for crates.io crate atsamd-usb-host 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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 starb v0.3.0 [INFO] [stderr] Downloaded atsamd-hal v0.7.4 [INFO] [stderr] Downloaded atsamd21e18a v0.6.0 [INFO] [stderr] Downloaded atsamd51j20a v0.6.0 [INFO] [stderr] Downloaded atsamd51g19a v0.6.0 [INFO] [stderr] Downloaded atsamd21g18a v0.6.0 [INFO] [stderr] Downloaded usb-host v0.1.2 [INFO] [stderr] Downloaded atsamd51j19a v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2909c364f77ca212281281112e5a22b2cc688bcd45736efdccf722ab576b374 [INFO] running `Command { std: "docker" "start" "-a" "d2909c364f77ca212281281112e5a22b2cc688bcd45736efdccf722ab576b374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2909c364f77ca212281281112e5a22b2cc688bcd45736efdccf722ab576b374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2909c364f77ca212281281112e5a22b2cc688bcd45736efdccf722ab576b374", kill_on_drop: false }` [INFO] [stdout] d2909c364f77ca212281281112e5a22b2cc688bcd45736efdccf722ab576b374 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a36e6b377eaa61a294f20cf524719d296e07d8016231dd609723f74d6c1616be [INFO] running `Command { std: "docker" "start" "-a" "a36e6b377eaa61a294f20cf524719d296e07d8016231dd609723f74d6c1616be", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling cortex-m v0.7.3 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling atsamd21e18a v0.6.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking usb-host v0.1.2 [INFO] [stderr] Checking starb v0.3.0 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking embedded-hal v0.2.5 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Checking atsamd-hal v0.7.4 [INFO] [stderr] Checking atsamd-usb-host v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `bank1` [INFO] [stdout] --> src/pipe.rs:718:5 [INFO] [stdout] | [INFO] [stdout] 718 | pub bank1: BankDesc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `DeviceDescriptor` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:396:22 [INFO] [stdout] | [INFO] [stdout] 396 | unsafe { MaybeUninit::::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] note: enums have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-host-0.1.2/src/descriptor.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / pub enum DescriptorType { [INFO] [stdout] 14 | | Device = 1, [INFO] [stdout] 15 | | Configuration = 2, [INFO] [stdout] 16 | | String = 3, [INFO] [stdout] ... | [INFO] [stdout] 21 | | InterfacePower = 8, [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `DeviceDescriptor` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:396:22 [INFO] [stdout] | [INFO] [stdout] 396 | unsafe { MaybeUninit::::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] note: enums have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-host-0.1.2/src/descriptor.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / pub enum DescriptorType { [INFO] [stdout] 14 | | Device = 1, [INFO] [stdout] 15 | | Configuration = 2, [INFO] [stdout] 16 | | String = 3, [INFO] [stdout] ... | [INFO] [stdout] 21 | | InterfacePower = 8, [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.56s [INFO] running `Command { std: "docker" "inspect" "a36e6b377eaa61a294f20cf524719d296e07d8016231dd609723f74d6c1616be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36e6b377eaa61a294f20cf524719d296e07d8016231dd609723f74d6c1616be", kill_on_drop: false }` [INFO] [stdout] a36e6b377eaa61a294f20cf524719d296e07d8016231dd609723f74d6c1616be