[INFO] fetching crate usbd-ccid 0.3.0...
[INFO] checking usbd-ccid-0.3.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate usbd-ccid 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate usbd-ccid 0.3.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usbd-ccid 0.3.0
[INFO] finished tweaking crates.io crate usbd-ccid 0.3.0
[INFO] tweaked toml for crates.io crate usbd-ccid 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding generator v0.7.5 (available: v0.8.3)
[INFO] [stderr]       Adding hash32 v0.2.1 (available: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.8.0)
[INFO] [stderr]       Adding loom v0.5.6 (available: v0.7.2)
[INFO] [stderr]       Adding matchers v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] [stderr]       Adding num v0.3.1 (available: v0.4.3)
[INFO] [stderr]       Adding num-complex v0.3.1 (available: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.3.2 (available: v0.4.2)
[INFO] [stderr]       Adding regex-automata v0.1.10 (available: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] [stderr]       Adding usb-device v0.2.9 (available: v0.3.2)
[INFO] [stderr]       Adding windows v0.48.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-time v0.12.1
[INFO] [stderr]   Downloaded interchange v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bbb79fd21988991cd4e6ca8929537b786b9ccc63a06ad292216a803647710cb
[INFO] running `Command { std: "docker" "start" "-a" "9bbb79fd21988991cd4e6ca8929537b786b9ccc63a06ad292216a803647710cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bbb79fd21988991cd4e6ca8929537b786b9ccc63a06ad292216a803647710cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bbb79fd21988991cd4e6ca8929537b786b9ccc63a06ad292216a803647710cb", kill_on_drop: false }`
[INFO] [stdout] 9bbb79fd21988991cd4e6ca8929537b786b9ccc63a06ad292216a803647710cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9078c603c71cf5c88f8cbed851d996c5c1776eb4ae913260fbdaf26dba061aa
[INFO] running `Command { std: "docker" "start" "-a" "a9078c603c71cf5c88f8cbed851d996c5c1776eb4ae913260fbdaf26dba061aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling delog v0.1.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking interchange v0.3.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking iso7816 v0.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]     Checking usbd-ccid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `zeroed` is never used
[INFO] [stdout]   --> src/types/packet.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait RawPacketExt {
[INFO] [stdout]    |           ------------ associated function in this trait
[INFO] [stdout] 9  |     fn data_len(&self) -> usize;
[INFO] [stdout] 10 |     fn zeroed() -> Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slot` is never used
[INFO] [stdout]   --> src/types/packet.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait Packet: core::ops::Deref<Target = ExtPacket> {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 40 |     #[inline]
[INFO] [stdout] 41 |     fn slot(&self) -> u8 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `zeroed` is never used
[INFO] [stdout]   --> src/types/packet.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait RawPacketExt {
[INFO] [stdout]    |           ------------ associated function in this trait
[INFO] [stdout] 9  |     fn data_len(&self) -> usize;
[INFO] [stdout] 10 |     fn zeroed() -> Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slot` is never used
[INFO] [stdout]   --> src/types/packet.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait Packet: core::ops::Deref<Target = ExtPacket> {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 40 |     #[inline]
[INFO] [stdout] 41 |     fn slot(&self) -> u8 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "a9078c603c71cf5c88f8cbed851d996c5c1776eb4ae913260fbdaf26dba061aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9078c603c71cf5c88f8cbed851d996c5c1776eb4ae913260fbdaf26dba061aa", kill_on_drop: false }`
[INFO] [stdout] a9078c603c71cf5c88f8cbed851d996c5c1776eb4ae913260fbdaf26dba061aa