[INFO] fetching crate yubirs 0.6.0...
[INFO] checking yubirs-0.6.0 against try#f88e9a4452e792c29632101b348a1df9876d45cd for pr-70087
[INFO] extracting crate yubirs 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yubirs 0.6.0 on toolchain f88e9a4452e792c29632101b348a1df9876d45cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate yubirs 0.6.0
[INFO] finished tweaking crates.io crate yubirs 0.6.0
[INFO] tweaked toml for crates.io crate yubirs 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f88e9a4452e792c29632101b348a1df9876d45cd" "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] 457ab17a6c562faaa31abc2e3b84ee39579b0dd74bf1659fe527d7856d0dd79f
[INFO] running `"docker" "start" "-a" "457ab17a6c562faaa31abc2e3b84ee39579b0dd74bf1659fe527d7856d0dd79f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pcsc-sys v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking sodiumoxide v0.2.5
[INFO] [stderr]     Checking bdrck v0.15.5
[INFO] [stderr]     Checking yubirs v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `ykpiv_sign_data`
[INFO] [stderr]    --> src/piv/handle.rs:350:4
[INFO] [stderr]     |
[INFO] [stderr] 350 | fn ykpiv_sign_data<T: PcscHal>(
[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:350:4
[INFO] [stderr]     |
[INFO] [stderr] 350 | fn ykpiv_sign_data<T: PcscHal>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 24s
[INFO] running `"docker" "inspect" "457ab17a6c562faaa31abc2e3b84ee39579b0dd74bf1659fe527d7856d0dd79f"`
[INFO] running `"docker" "rm" "-f" "457ab17a6c562faaa31abc2e3b84ee39579b0dd74bf1659fe527d7856d0dd79f"`
[INFO] [stdout] 457ab17a6c562faaa31abc2e3b84ee39579b0dd74bf1659fe527d7856d0dd79f