[INFO] cloning repository https://github.com/varun-doshi/eth-binary-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varun-doshi/eth-binary-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2Feth-binary-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2Feth-binary-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc1ba5e072688f36d4775f85d79b7588b44460e6
[INFO] checking varun-doshi/eth-binary-tree against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarun-doshi%2Feth-binary-tree" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/varun-doshi/eth-binary-tree
[INFO] finished tweaking git repo https://github.com/varun-doshi/eth-binary-tree
[INFO] tweaked toml for git repo https://github.com/varun-doshi/eth-binary-tree written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/varun-doshi/eth-binary-tree 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 git repo https://github.com/varun-doshi/eth-binary-tree 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b905f30fbf4c0c18bb767b8690fca50bd22de8a902e6098a8dd8c44e7b9bbba0
[INFO] running `Command { std: "docker" "start" "-a" "b905f30fbf4c0c18bb767b8690fca50bd22de8a902e6098a8dd8c44e7b9bbba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b905f30fbf4c0c18bb767b8690fca50bd22de8a902e6098a8dd8c44e7b9bbba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b905f30fbf4c0c18bb767b8690fca50bd22de8a902e6098a8dd8c44e7b9bbba0", kill_on_drop: false }`
[INFO] [stdout] b905f30fbf4c0c18bb767b8690fca50bd22de8a902e6098a8dd8c44e7b9bbba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fd14c0b2b45fa17d6d46660f027a4d227af3d66beddaa79d172542a3331b2322
[INFO] running `Command { std: "docker" "start" "-a" "fd14c0b2b45fa17d6d46660f027a4d227af3d66beddaa79d172542a3331b2322", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]    Compiling ruint-macro v1.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking ruint v1.12.4
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking const-hex v1.14.0
[INFO] [stderr]     Checking alloy-primitives v0.8.19
[INFO] [stderr]     Checking eth-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/tree.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{Rng, RngCore};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/tree.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{Rng, RngCore};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/tree.rs:328:63
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub fn verify_proof(proof: &MerkleProof, root_hash: [u8; 32], key: [u8; 32]) -> bool {
[INFO] [stdout]     |                                                               ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<FixedBytes<32>, Infallible>
[INFO] [stdout]   --> src/embedding.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     hasher
[INFO] [stdout] 29 | |         .finalize()
[INFO] [stdout] 30 | |         .as_bytes()
[INFO] [stdout] 31 | |         .try_into()
[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<[u8; 31], Infallible>
[INFO] [stdout]   --> src/tree.rs:69:42
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut node = StemNode::new(stem.try_into().unwrap());
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eth-binary-tree` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/tree.rs:328:63
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub fn verify_proof(proof: &MerkleProof, root_hash: [u8; 32], key: [u8; 32]) -> bool {
[INFO] [stdout]     |                                                               ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<FixedBytes<32>, Infallible>
[INFO] [stdout]   --> src/embedding.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     hasher
[INFO] [stdout] 29 | |         .finalize()
[INFO] [stdout] 30 | |         .as_bytes()
[INFO] [stdout] 31 | |         .try_into()
[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<[u8; 31], Infallible>
[INFO] [stdout]   --> src/tree.rs:69:42
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut node = StemNode::new(stem.try_into().unwrap());
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eth-binary-tree` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fd14c0b2b45fa17d6d46660f027a4d227af3d66beddaa79d172542a3331b2322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd14c0b2b45fa17d6d46660f027a4d227af3d66beddaa79d172542a3331b2322", kill_on_drop: false }`
[INFO] [stdout] fd14c0b2b45fa17d6d46660f027a4d227af3d66beddaa79d172542a3331b2322
