[INFO] fetching crate aurora-engine-sdk 1.2.1...
[INFO] checking aurora-engine-sdk-1.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate aurora-engine-sdk 1.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate aurora-engine-sdk 1.2.1
[INFO] finished tweaking crates.io crate aurora-engine-sdk 1.2.1
[INFO] tweaked toml for crates.io crate aurora-engine-sdk 1.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aurora-engine-sdk 1.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 88 packages to latest compatible versions
[INFO] [stderr]       Adding aurora-engine-types v1.2.0 (available: v2.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ab01b7d9ce560498184d88593c467dcd0a048301ed263164deb9685987c6b2ba
[INFO] running `Command { std: "docker" "start" "-a" "ab01b7d9ce560498184d88593c467dcd0a048301ed263164deb9685987c6b2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab01b7d9ce560498184d88593c467dcd0a048301ed263164deb9685987c6b2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab01b7d9ce560498184d88593c467dcd0a048301ed263164deb9685987c6b2ba", kill_on_drop: false }`
[INFO] [stdout] ab01b7d9ce560498184d88593c467dcd0a048301ed263164deb9685987c6b2ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 43ece865f43e98d3fefe999a59d64e14394bb6adaad34b473505ea1b5ee5d373
[INFO] running `Command { std: "docker" "start" "-a" "43ece865f43e98d3fefe999a59d64e14394bb6adaad34b473505ea1b5ee5d373", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking rlp v0.6.1
[INFO] [stderr]     Checking impl-rlp v0.4.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1 v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling borsh-derive v1.5.7
[INFO] [stderr]     Checking impl-serde v0.5.0
[INFO] [stderr]     Checking primitive-types v0.13.1
[INFO] [stderr]     Checking aurora-engine-types v1.2.0
[INFO] [stderr]     Checking aurora-engine-sdk v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible>
[INFO] [stdout]    --> src/lib.rs:255:34
[INFO] [stdout]     |
[INFO] [stdout] 255 |         matches!(ecrecover(hash, signature[0..SIGNATURE_LENGTH].try_into().unwrap()), Ok(s) if s == signer)
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aurora-engine-sdk` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "43ece865f43e98d3fefe999a59d64e14394bb6adaad34b473505ea1b5ee5d373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ece865f43e98d3fefe999a59d64e14394bb6adaad34b473505ea1b5ee5d373", kill_on_drop: false }`
[INFO] [stdout] 43ece865f43e98d3fefe999a59d64e14394bb6adaad34b473505ea1b5ee5d373
