[INFO] fetching crate rust-kzg-bn254-primitives 0.1.2...
[INFO] checking rust-kzg-bn254-primitives-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rust-kzg-bn254-primitives 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rust-kzg-bn254-primitives 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust-kzg-bn254-primitives 0.1.2
[INFO] tweaked toml for crates.io crate rust-kzg-bn254-primitives 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-kzg-bn254-primitives 0.1.2 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 55 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bf8b550d21452bc9a506555e632e3e373741652de05fc09c4a7ae19ac280addb
[INFO] running `Command { std: "docker" "start" "-a" "bf8b550d21452bc9a506555e632e3e373741652de05fc09c4a7ae19ac280addb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf8b550d21452bc9a506555e632e3e373741652de05fc09c4a7ae19ac280addb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf8b550d21452bc9a506555e632e3e373741652de05fc09c4a7ae19ac280addb", kill_on_drop: false }`
[INFO] [stdout] bf8b550d21452bc9a506555e632e3e373741652de05fc09c4a7ae19ac280addb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0831ee9302c150355bc4f72b828f9f09e8083a8644b6a7505700714e71e35c3f
[INFO] running `Command { std: "docker" "start" "-a" "0831ee9302c150355bc4f72b828f9f09e8083a8644b6a7505700714e71e35c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking ark-std v0.5.0
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.2
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.5.0
[INFO] [stderr]    Compiling ark-ff-asm v0.5.0
[INFO] [stderr]    Compiling ark-ff-macros v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking ark-serialize v0.5.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling enum-ordinalize v4.3.2
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]     Checking ark-ff v0.5.0
[INFO] [stderr]     Checking ark-poly v0.5.0
[INFO] [stderr]     Checking ark-ec v0.5.0
[INFO] [stderr]     Checking ark-bn254 v0.5.0
[INFO] [stderr]     Checking rust-kzg-bn254-primitives v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `inv`
[INFO] [stdout]    --> src/arith.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let inv = Fq::from(<Fr as PrimeField>::MODULUS)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_inv`
[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<usize, Infallible>
[INFO] [stdout]    --> tests/helpers_test.rs:100:42
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let result = to_byte_array(&data_fr, converted.len().try_into().unwrap());
[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<usize, Infallible>
[INFO] [stdout]    --> tests/helpers_test.rs:106:41
[INFO] [stdout]     |
[INFO] [stdout] 106 |         to_byte_array(&ga_converted_fr, ga_converted.len().try_into().unwrap()),
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-kzg-bn254-primitives` (test "helpers") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0831ee9302c150355bc4f72b828f9f09e8083a8644b6a7505700714e71e35c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0831ee9302c150355bc4f72b828f9f09e8083a8644b6a7505700714e71e35c3f", kill_on_drop: false }`
[INFO] [stdout] 0831ee9302c150355bc4f72b828f9f09e8083a8644b6a7505700714e71e35c3f