[INFO] fetching crate ark-ff 0.4.2...
[INFO] checking ark-ff-0.4.2 against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1
[INFO] extracting crate ark-ff 0.4.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ark-ff 0.4.2 on toolchain b92758a9aef1cef7b79e2b72c3d8ba113e547f89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-ff 0.4.2
[INFO] finished tweaking crates.io crate ark-ff 0.4.2
[INFO] tweaked toml for crates.io crate ark-ff 0.4.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.5)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding libtest-mimic v0.6.1 (latest: v0.7.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.65)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.5
[INFO] [stderr]   Downloaded subtle v2.5.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d007a32c9839a3f08a0d7237bc75edd5c31375465f6b8266a43a767497559ef3
[INFO] running `Command { std: "docker" "start" "-a" "d007a32c9839a3f08a0d7237bc75edd5c31375465f6b8266a43a767497559ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d007a32c9839a3f08a0d7237bc75edd5c31375465f6b8266a43a767497559ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d007a32c9839a3f08a0d7237bc75edd5c31375465f6b8266a43a767497559ef3", kill_on_drop: false }`
[INFO] [stdout] d007a32c9839a3f08a0d7237bc75edd5c31375465f6b8266a43a767497559ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a43e4da33b31b766edb4926b16864de339d282146177d539d08c1da89951b90d
[INFO] running `Command { std: "docker" "start" "-a" "a43e4da33b31b766edb4926b16864de339d282146177d539d08c1da89951b90d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.65
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking ark-ff v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking libtest-mimic v0.6.1
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use self::biginteger::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ the name `arithmetic` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub use self::fields::*;
[INFO] [stdout]    |         --------------- but the name `arithmetic` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpanderXof` is never constructed
[INFO] [stdout]   --> src/fields/field_hashers/expander/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(super) struct ExpanderXof<T: Update + Clone + ExtendableOutput> {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-test-curves v0.4.2
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use self::biginteger::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ the name `arithmetic` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub use self::fields::*;
[INFO] [stdout]    |         --------------- but the name `arithmetic` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpanderXof` is never constructed
[INFO] [stdout]   --> src/fields/field_hashers/expander/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(super) struct ExpanderXof<T: Update + Clone + ExtendableOutput> {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "a43e4da33b31b766edb4926b16864de339d282146177d539d08c1da89951b90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a43e4da33b31b766edb4926b16864de339d282146177d539d08c1da89951b90d", kill_on_drop: false }`
[INFO] [stdout] a43e4da33b31b766edb4926b16864de339d282146177d539d08c1da89951b90d