[INFO] fetching crate atsamd-usb-host 0.2.0... [INFO] checking atsamd-usb-host-0.2.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] extracting crate atsamd-usb-host 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate atsamd-usb-host 0.2.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atsamd51g19a v0.6.0 [INFO] [stderr] Downloaded starb v0.3.0 [INFO] [stderr] Downloaded usb-host v0.1.2 [INFO] [stderr] Downloaded atsamd-hal v0.7.4 [INFO] [stderr] Downloaded atsamd21g18a v0.6.0 [INFO] [stderr] Downloaded atsamd21e18a v0.6.0 [INFO] [stderr] Downloaded atsamd51j20a v0.6.0 [INFO] [stderr] Downloaded atsamd51j19a v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5175bf97b5c14472ca4c4b4beb877f77f5051b1145aaa921c9a6d4dbfb473ccf [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" "5175bf97b5c14472ca4c4b4beb877f77f5051b1145aaa921c9a6d4dbfb473ccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5175bf97b5c14472ca4c4b4beb877f77f5051b1145aaa921c9a6d4dbfb473ccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5175bf97b5c14472ca4c4b4beb877f77f5051b1145aaa921c9a6d4dbfb473ccf", kill_on_drop: false }` [INFO] [stdout] 5175bf97b5c14472ca4c4b4beb877f77f5051b1145aaa921c9a6d4dbfb473ccf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a82767b0261ee9e507c43bce179b76e68123f2ce1728856079a6fcdf8461d34 [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" "2a82767b0261ee9e507c43bce179b76e68123f2ce1728856079a6fcdf8461d34", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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 v0.7.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.6.7 [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 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] Checking embedded-hal v0.2.4 [INFO] [stderr] Compiling semver v0.9.0 [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 v0.3.4 [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: 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 18.69s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2a82767b0261ee9e507c43bce179b76e68123f2ce1728856079a6fcdf8461d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a82767b0261ee9e507c43bce179b76e68123f2ce1728856079a6fcdf8461d34", kill_on_drop: false }` [INFO] [stdout] 2a82767b0261ee9e507c43bce179b76e68123f2ce1728856079a6fcdf8461d34