[INFO] fetching crate acvm_stdlib 0.27.0...
[INFO] checking acvm_stdlib-0.27.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate acvm_stdlib 0.27.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate acvm_stdlib 0.27.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acvm_stdlib 0.27.0
[INFO] finished tweaking crates.io crate acvm_stdlib 0.27.0
[INFO] tweaked toml for crates.io crate acvm_stdlib 0.27.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages
[INFO] [stderr]       Adding acir v0.27.0 (latest: v0.42.0)
[INFO] [stderr]       Adding acir_field v0.27.4 (latest: v0.42.0)
[INFO] [stderr]       Adding brillig v0.27.0 (latest: v0.42.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded acir_field v0.27.4
[INFO] [stderr]   Downloaded ark-serialize-derive v0.4.2
[INFO] [stderr]   Downloaded ark-std v0.4.0
[INFO] [stderr]   Downloaded brillig v0.27.0
[INFO] [stderr]   Downloaded ark-ff v0.4.2
[INFO] [stderr]   Downloaded acir v0.27.0
[INFO] [stderr]   Downloaded ark-ff-asm v0.4.2
[INFO] [stderr]   Downloaded ark-bn254 v0.4.0
[INFO] [stderr]   Downloaded ark-poly v0.4.2
[INFO] [stderr]   Downloaded hashbrown v0.13.2
[INFO] [stderr]   Downloaded ark-ec v0.4.2
[INFO] [stderr]   Downloaded ark-ff-macros v0.4.2
[INFO] [stderr]   Downloaded ark-bls12-381 v0.4.0
[INFO] [stderr]   Downloaded ark-serialize v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52e563e120649669c839afbc77f51854acb0e64c3baffc0ad06692af9932d213
[INFO] running `Command { std: "docker" "start" "-a" "52e563e120649669c839afbc77f51854acb0e64c3baffc0ad06692af9932d213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e563e120649669c839afbc77f51854acb0e64c3baffc0ad06692af9932d213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e563e120649669c839afbc77f51854acb0e64c3baffc0ad06692af9932d213", kill_on_drop: false }`
[INFO] [stdout] 52e563e120649669c839afbc77f51854acb0e64c3baffc0ad06692af9932d213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91dd46bb4e68d244454c311494f2fb0165c08e0ac196409e558736a0e4660c2c
[INFO] running `Command { std: "docker" "start" "-a" "91dd46bb4e68d244454c311494f2fb0165c08e0ac196409e558736a0e4660c2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm 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 bincode v1.3.3
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-bn254 v0.4.0
[INFO] [stderr]     Checking acir_field v0.27.4
[INFO] [stderr]     Checking brillig v0.27.0
[INFO] [stderr]     Checking acir v0.27.0
[INFO] [stderr]     Checking acvm_stdlib v0.27.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint32.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint32.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint64.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint8.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint64.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `impl_uint` is imported redundantly
[INFO] [stdout]    --> src/blackbox_fallbacks/uint8.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   |   use crate::impl_uint;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/blackbox_fallbacks/uint.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | / macro_rules! impl_uint {
[INFO] [stdout] 3   | |     (
[INFO] [stdout] 4   | |         $name:ident,
[INFO] [stdout] 5   | |         $type:ty,
[INFO] [stdout] ...   |
[INFO] [stdout] 655 | |     };
[INFO] [stdout] 656 | | }
[INFO] [stdout]     | |_- the item `impl_uint` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.70s
[INFO] running `Command { std: "docker" "inspect" "91dd46bb4e68d244454c311494f2fb0165c08e0ac196409e558736a0e4660c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91dd46bb4e68d244454c311494f2fb0165c08e0ac196409e558736a0e4660c2c", kill_on_drop: false }`
[INFO] [stdout] 91dd46bb4e68d244454c311494f2fb0165c08e0ac196409e558736a0e4660c2c