[INFO] fetching crate atsamd-usb-host 0.2.0... [INFO] checking atsamd-usb-host-0.2.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate atsamd-usb-host 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate atsamd-usb-host 0.2.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atsamd21e18a v0.6.0 [INFO] [stderr] Downloaded atsamd-hal v0.7.4 [INFO] [stderr] Downloaded atsamd51j20a v0.6.0 [INFO] [stderr] Downloaded usb-host v0.1.2 [INFO] [stderr] Downloaded atsamd21g18a v0.6.0 [INFO] [stderr] Downloaded atsamd51g19a v0.6.0 [INFO] [stderr] Downloaded starb v0.3.0 [INFO] [stderr] Downloaded atsamd51j19a v0.6.0 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 497cecf66743db5ffad9b65474b4c97b91e4a8e9ea8fdf005c80c7567c128342 [INFO] running `Command { std: "docker" "start" "-a" "497cecf66743db5ffad9b65474b4c97b91e4a8e9ea8fdf005c80c7567c128342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "497cecf66743db5ffad9b65474b4c97b91e4a8e9ea8fdf005c80c7567c128342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "497cecf66743db5ffad9b65474b4c97b91e4a8e9ea8fdf005c80c7567c128342", kill_on_drop: false }` [INFO] [stdout] 497cecf66743db5ffad9b65474b4c97b91e4a8e9ea8fdf005c80c7567c128342 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ca68626677291ad69bad970ce5a3efbfb6af4d4e1aeb6497f3c2a0176ef8cd8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6ca68626677291ad69bad970ce5a3efbfb6af4d4e1aeb6497f3c2a0176ef8cd8", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cortex-m v0.6.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking vcell v0.1.2 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling atsamd21e18a v0.6.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking starb v0.3.0 [INFO] [stderr] Checking usb-host v0.1.2 [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 v0.2.4 [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] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking as-slice v0.1.4 [INFO] [stderr] Checking aligned v0.3.4 [INFO] [stderr] Checking atsamd-hal v0.7.4 [INFO] [stderr] Checking atsamd-usb-host v0.2.0 (/opt/rustwide/workdir) [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] [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 25.07s [INFO] running `Command { std: "docker" "inspect" "6ca68626677291ad69bad970ce5a3efbfb6af4d4e1aeb6497f3c2a0176ef8cd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ca68626677291ad69bad970ce5a3efbfb6af4d4e1aeb6497f3c2a0176ef8cd8", kill_on_drop: false }` [INFO] [stdout] 6ca68626677291ad69bad970ce5a3efbfb6af4d4e1aeb6497f3c2a0176ef8cd8