[INFO] fetching crate atsamd-usb-host 0.2.0...
[INFO] testing atsamd-usb-host-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate atsamd-usb-host 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate atsamd-usb-host 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 atsamd51j19a v0.6.0
[INFO] [stderr]   Downloaded atsamd21e18a 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 atsamd51j20a v0.6.0
[INFO] [stderr]   Downloaded atsamd51g19a v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "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] ee024573bbec684ce5f42be43372b661811aba70f63feb8a2eb99fa4d4975681
[INFO] running `Command { std: "docker" "start" "-a" "ee024573bbec684ce5f42be43372b661811aba70f63feb8a2eb99fa4d4975681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee024573bbec684ce5f42be43372b661811aba70f63feb8a2eb99fa4d4975681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee024573bbec684ce5f42be43372b661811aba70f63feb8a2eb99fa4d4975681", kill_on_drop: false }`
[INFO] [stdout] ee024573bbec684ce5f42be43372b661811aba70f63feb8a2eb99fa4d4975681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", 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] 10e68bd212e9a57861415b2c2cccdc42782cf27c31e027fbb4d940f2add90f4f
[INFO] running `Command { std: "docker" "start" "-a" "10e68bd212e9a57861415b2c2cccdc42782cf27c31e027fbb4d940f2add90f4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd21e18a v0.6.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling starb v0.3.0
[INFO] [stderr]    Compiling usb-host v0.1.2
[INFO] [stderr]    Compiling atsamd-hal v0.7.4
[INFO] [stderr]    Compiling 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::<DeviceDescriptor>::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.62s
[INFO] running `Command { std: "docker" "inspect" "10e68bd212e9a57861415b2c2cccdc42782cf27c31e027fbb4d940f2add90f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e68bd212e9a57861415b2c2cccdc42782cf27c31e027fbb4d940f2add90f4f", kill_on_drop: false }`
[INFO] [stdout] 10e68bd212e9a57861415b2c2cccdc42782cf27c31e027fbb4d940f2add90f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03daef20aeba3de8f7a2026981ad0330957dee80721b17eb7b95931d18e549bc
[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" "03daef20aeba3de8f7a2026981ad0330957dee80721b17eb7b95931d18e549bc", kill_on_drop: false }`
[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::<DeviceDescriptor>::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` 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] [stderr]    Compiling 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::<DeviceDescriptor>::uninit().assume_init() };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` 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 test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "03daef20aeba3de8f7a2026981ad0330957dee80721b17eb7b95931d18e549bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03daef20aeba3de8f7a2026981ad0330957dee80721b17eb7b95931d18e549bc", kill_on_drop: false }`
[INFO] [stdout] 03daef20aeba3de8f7a2026981ad0330957dee80721b17eb7b95931d18e549bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33e7470afc9434f6095ee65f701b4d34ff021c3db9aae710dc8448f4e4e6a7af
[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" "33e7470afc9434f6095ee65f701b4d34ff021c3db9aae710dc8448f4e4e6a7af", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `bank1`
[INFO] [stderr]    --> src/pipe.rs:718:5
[INFO] [stderr]     |
[INFO] [stderr] 718 |     pub bank1: BankDesc,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `DeviceDescriptor` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:396:22
[INFO] [stderr]     |
[INFO] [stderr] 396 |             unsafe { MaybeUninit::<DeviceDescriptor>::uninit().assume_init() };
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      this code causes undefined behavior when executed
[INFO] [stderr]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: enums have to be initialized to a variant
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-host-0.1.2/src/descriptor.rs:13:1
[INFO] [stderr]     |
[INFO] [stderr] 13  | / pub enum DescriptorType {
[INFO] [stderr] 14  | |     Device = 1,
[INFO] [stderr] 15  | |     Configuration = 2,
[INFO] [stderr] 16  | |     String = 3,
[INFO] [stderr] ...   |
[INFO] [stderr] 21  | |     InterfacePower = 8,
[INFO] [stderr] 22  | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: `atsamd-usb-host` (lib) generated 2 warnings
[INFO] [stderr] warning: `atsamd-usb-host` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/atsamd_usb_host-5cf8de8429e37de4)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pipe::test::bank_desc_sizes ... ok
[INFO] [stdout] test pipe::test::pipe_desc_size ... ok
[INFO] [stdout] test pipe::test::pipe_desc_offsets ... ok
[INFO] [stdout] test pipe::test::bank_desc_offsets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atsamd-usb-host
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33e7470afc9434f6095ee65f701b4d34ff021c3db9aae710dc8448f4e4e6a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e7470afc9434f6095ee65f701b4d34ff021c3db9aae710dc8448f4e4e6a7af", kill_on_drop: false }`
[INFO] [stdout] 33e7470afc9434f6095ee65f701b4d34ff021c3db9aae710dc8448f4e4e6a7af
