[INFO] crate atsamd-usb-host 0.2.0 is already in cache
[INFO] checking atsamd-usb-host-0.2.0 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate atsamd-usb-host 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate atsamd-usb-host 0.2.0 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9c5f1a4668b0a87a81c70a325874e3b454878af53d39d2aea4ab890e0207f7b
[INFO] running `"docker" "start" "-a" "d9c5f1a4668b0a87a81c70a325874e3b454878af53d39d2aea4ab890e0207f7b"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling atsamd21e18a v0.6.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking starb v0.3.0
[INFO] [stderr]     Checking usb-host v0.1.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]     Checking paste v0.1.6
[INFO] [stderr]     Checking atsamd-hal v0.7.4
[INFO] [stderr]     Checking atsamd-usb-host v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `core::convert::TryInto`
[INFO] [stderr]   --> src/pipe.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use core::convert::TryInto;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::convert::TryInto`
[INFO] [stderr]   --> src/pipe.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use core::convert::TryInto;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.49s
[INFO] running `"docker" "inspect" "d9c5f1a4668b0a87a81c70a325874e3b454878af53d39d2aea4ab890e0207f7b"`
[INFO] running `"docker" "rm" "-f" "d9c5f1a4668b0a87a81c70a325874e3b454878af53d39d2aea4ab890e0207f7b"`
[INFO] [stdout] d9c5f1a4668b0a87a81c70a325874e3b454878af53d39d2aea4ab890e0207f7b