[INFO] fetching crate hd-wallet 0.6.1...
[INFO] checking hd-wallet-0.6.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hd-wallet 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate hd-wallet 0.6.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hd-wallet 0.6.1
[INFO] tweaked toml for crates.io crate hd-wallet 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hd-wallet 0.6.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hd-wallet 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5448e6124c69d73894f9369126f74bbab47fcc9856bc3fb8287a099ce5604de
[INFO] running `Command { std: "docker" "start" "-a" "c5448e6124c69d73894f9369126f74bbab47fcc9856bc3fb8287a099ce5604de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5448e6124c69d73894f9369126f74bbab47fcc9856bc3fb8287a099ce5604de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5448e6124c69d73894f9369126f74bbab47fcc9856bc3fb8287a099ce5604de", kill_on_drop: false }`
[INFO] [stdout] c5448e6124c69d73894f9369126f74bbab47fcc9856bc3fb8287a099ce5604de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02755ddf657d5c63a5d358547fc3699856ffd30fbc3f28bd5af6ac8583570cd1
[INFO] running `Command { std: "docker" "start" "-a" "02755ddf657d5c63a5d358547fc3699856ffd30fbc3f28bd5af6ac8583570cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.26.1
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff_derive v0.13.0
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking generic-ec-core v0.2.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking phantom-type v0.4.2
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking stark-curve v0.1.2
[INFO] [stderr]     Checking generic-ec-curves v0.2.1
[INFO] [stderr]     Checking generic-ec v0.4.1
[INFO] [stderr]     Checking hd-wallet v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<ExtendedKeyPair<E>, Infallible>
[INFO] [stdout]    --> src/lib.rs:719:22
[INFO] [stdout]     |
[INFO] [stdout] 719 |           let result = Self::try_derive_child_key_pair_with_path(
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 720 | |             parent_key,
[INFO] [stdout] 721 | |             path.into_iter().map(Ok::<_, core::convert::Infallible>),
[INFO] [stdout] 722 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ExtendedKeyPair<E>, Infallible>
[INFO] [stdout]    --> src/lib.rs:723:15
[INFO] [stdout]     |
[INFO] [stdout] 723 |         match result {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ExtendedPublicKey<E>, Infallible>
[INFO] [stdout]    --> src/lib.rs:789:22
[INFO] [stdout]     |
[INFO] [stdout] 789 |           let result = Self::try_derive_child_public_key_with_path(
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 790 | |             parent_public_key,
[INFO] [stdout] 791 | |             path.into_iter().map(Ok::<_, core::convert::Infallible>),
[INFO] [stdout] 792 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ExtendedPublicKey<E>, Infallible>
[INFO] [stdout]    --> src/lib.rs:793:15
[INFO] [stdout]     |
[INFO] [stdout] 793 |         match result {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hd-wallet` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "02755ddf657d5c63a5d358547fc3699856ffd30fbc3f28bd5af6ac8583570cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02755ddf657d5c63a5d358547fc3699856ffd30fbc3f28bd5af6ac8583570cd1", kill_on_drop: false }`
[INFO] [stdout] 02755ddf657d5c63a5d358547fc3699856ffd30fbc3f28bd5af6ac8583570cd1
