[INFO] fetching crate rfc6979 0.5.0-pre.4...
[INFO] checking rfc6979-0.5.0-pre.4 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate rfc6979 0.5.0-pre.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rfc6979 0.5.0-pre.4 on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rfc6979 0.5.0-pre.4
[INFO] finished tweaking crates.io crate rfc6979 0.5.0-pre.4
[INFO] tweaked toml for crates.io crate rfc6979 0.5.0-pre.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8209d66c37a173c2b55a264701f0159d437928cc8d7079587bf7ae08111ef31
[INFO] running `Command { std: "docker" "start" "-a" "f8209d66c37a173c2b55a264701f0159d437928cc8d7079587bf7ae08111ef31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8209d66c37a173c2b55a264701f0159d437928cc8d7079587bf7ae08111ef31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8209d66c37a173c2b55a264701f0159d437928cc8d7079587bf7ae08111ef31", kill_on_drop: false }`
[INFO] [stdout] f8209d66c37a173c2b55a264701f0159d437928cc8d7079587bf7ae08111ef31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d63bff9d3e4a6eb4e15df50dcb9b3ac7a2e417ecbb4957cd099220483b10de
[INFO] running `Command { std: "docker" "start" "-a" "39d63bff9d3e4a6eb4e15df50dcb9b3ac7a2e417ecbb4957cd099220483b10de", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking const-oid v0.10.0-rc.3
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking hybrid-array v0.2.3
[INFO] [stderr]     Checking block-buffer v0.11.0-rc.3
[INFO] [stderr]     Checking crypto-common v0.2.0-rc.1
[INFO] [stderr]     Checking digest v0.11.0-pre.9
[INFO] [stderr]     Checking hmac v0.13.0-pre.4
[INFO] [stderr]     Checking sha2 v0.11.0-pre.4
[INFO] [stderr]     Checking rfc6979 v0.5.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `Array<u8, UInt<UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B1>, B0>>` to `Array<u8, UInt<UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B1>, B0>>`
[INFO] [stdout]    --> src/lib.rs:231:66
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let k = generate_k::<Sha512, U66>(&x.into(), &q.into(), &h.into(), aad);
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rfc6979` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "39d63bff9d3e4a6eb4e15df50dcb9b3ac7a2e417ecbb4957cd099220483b10de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d63bff9d3e4a6eb4e15df50dcb9b3ac7a2e417ecbb4957cd099220483b10de", kill_on_drop: false }`
[INFO] [stdout] 39d63bff9d3e4a6eb4e15df50dcb9b3ac7a2e417ecbb4957cd099220483b10de