[INFO] fetching crate yubirs 0.5.4...
[INFO] checking yubirs-0.5.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate yubirs 0.5.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate yubirs 0.5.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate yubirs 0.5.4
[INFO] finished tweaking crates.io crate yubirs 0.5.4
[INFO] tweaked toml for crates.io crate yubirs 0.5.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 354648e1e3ebd65f543eec67eaedd3807d6e6263feec5375a404e4584b96c4be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "354648e1e3ebd65f543eec67eaedd3807d6e6263feec5375a404e4584b96c4be"`
[INFO] [stderr]     Checking flaggy-values v0.1.1
[INFO] [stderr]    Compiling pcsc-sys v1.1.0
[INFO] [stderr]    Compiling flaggy-codegen v0.1.1
[INFO] [stderr]     Checking sodiumoxide v0.2.5
[INFO] [stderr]     Checking rmp-serde v0.14.0
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking flaggy v0.1.1
[INFO] [stderr]     Checking bdrck v0.15.2
[INFO] [stderr]     Checking yubirs v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `ykpiv_sign_data`
[INFO] [stderr]    --> src/piv/handle.rs:348:1
[INFO] [stderr]     |
[INFO] [stderr] 348 | / fn ykpiv_sign_data<T: PcscHal>(
[INFO] [stderr] 349 | |     hal: &T,
[INFO] [stderr] 350 | |     data: &[u8],
[INFO] [stderr] 351 | |     algorithm: Algorithm,
[INFO] [stderr] ...   |
[INFO] [stderr] 354 | |     sign_decipher_impl(hal, data, algorithm, key, false)
[INFO] [stderr] 355 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ykpiv_sign_data`
[INFO] [stderr]    --> src/piv/handle.rs:348:1
[INFO] [stderr]     |
[INFO] [stderr] 348 | / fn ykpiv_sign_data<T: PcscHal>(
[INFO] [stderr] 349 | |     hal: &T,
[INFO] [stderr] 350 | |     data: &[u8],
[INFO] [stderr] 351 | |     algorithm: Algorithm,
[INFO] [stderr] ...   |
[INFO] [stderr] 354 | |     sign_decipher_impl(hal, data, algorithm, key, false)
[INFO] [stderr] 355 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.07s
[INFO] running `"docker" "inspect" "354648e1e3ebd65f543eec67eaedd3807d6e6263feec5375a404e4584b96c4be"`
[INFO] running `"docker" "rm" "-f" "354648e1e3ebd65f543eec67eaedd3807d6e6263feec5375a404e4584b96c4be"`
[INFO] [stdout] 354648e1e3ebd65f543eec67eaedd3807d6e6263feec5375a404e4584b96c4be