[INFO] fetching crate dock_crypto_utils 0.16.0... [INFO] checking dock_crypto_utils-0.16.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate dock_crypto_utils 0.16.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate dock_crypto_utils 0.16.0 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 dock_crypto_utils 0.16.0 [INFO] finished tweaking crates.io crate dock_crypto_utils 0.16.0 [INFO] tweaked toml for crates.io crate dock_crypto_utils 0.16.0 written to /workspace/builds/worker-6-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 82 packages [INFO] [stderr] Adding darling v0.13.4 (latest: v0.20.8) [INFO] [stderr] Adding darling_core v0.13.4 (latest: v0.20.8) [INFO] [stderr] Adding darling_macro v0.13.4 (latest: v0.20.8) [INFO] [stderr] Adding dock_merlin v2.0.0 (latest: v3.0.0) [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 serde_with v1.14.0 (latest: v3.7.0) [INFO] [stderr] Adding serde_with_macros v1.5.2 (latest: v3.7.0) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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 dock_merlin v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 20e261f9aa8f1902259948cef040600da415b6252bf0a887ab943e60f15a11c8 [INFO] running `Command { std: "docker" "start" "-a" "20e261f9aa8f1902259948cef040600da415b6252bf0a887ab943e60f15a11c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20e261f9aa8f1902259948cef040600da415b6252bf0a887ab943e60f15a11c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20e261f9aa8f1902259948cef040600da415b6252bf0a887ab943e60f15a11c8", kill_on_drop: false }` [INFO] [stdout] 20e261f9aa8f1902259948cef040600da415b6252bf0a887ab943e60f15a11c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3a23f708bd380e20e49b44db78f9245f13814af482dab9c12c959959aa2cd77e [INFO] running `Command { std: "docker" "start" "-a" "3a23f708bd380e20e49b44db78f9245f13814af482dab9c12c959959aa2cd77e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking ark-std v0.4.0 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling ark-serialize-derive v0.4.2 [INFO] [stderr] Compiling ark-ff-asm v0.4.2 [INFO] [stderr] Compiling ark-ff-macros v0.4.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking ark-serialize v0.4.2 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Checking ark-ff v0.4.2 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Compiling serde_with_macros v1.5.2 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking dock_merlin v2.0.0 [INFO] [stderr] Checking serde_with v1.14.0 [INFO] [stderr] Checking ark-poly v0.4.2 [INFO] [stderr] Checking ark-ec v0.4.2 [INFO] [stderr] Checking ark-bls12-381 v0.4.0 [INFO] [stderr] Checking dock_crypto_utils v0.16.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/serde_utils.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{io, string::ToString, vec::Vec}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/serde_utils.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{io, string::ToString, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/ff.rs:2:65 [INFO] [stdout] | [INFO] [stdout] 2 | use ark_std::{cfg_into_iter, cfg_iter, cfg_iter_mut, rand::Rng, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/misc.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/msm.rs:4:27 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{fmt::Debug, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/owned_pairs.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/poly.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use ark_std::{cfg_into_iter, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/randomized_pairing_check.rs:6:57 [INFO] [stdout] | [INFO] [stdout] 6 | use ark_std::{cfg_iter, ops::MulAssign, rand::Rng, vec, vec::Vec, UniformRand}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/transcript.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{vec, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/serde_utils.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{io, string::ToString, vec::Vec}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/serde_utils.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{io, string::ToString, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/misc.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CurveGroup` is imported redundantly [INFO] [stdout] --> src/msm.rs:70:70 [INFO] [stdout] | [INFO] [stdout] 65 | use super::*; [INFO] [stdout] | -------- the item `CurveGroup` is already imported here [INFO] [stdout] ... [INFO] [stdout] 70 | pairing::Pairing, scalar_mul::wnaf::WnafContext, AffineRepr, CurveGroup, VariableBaseMSM, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PrimeField` is imported redundantly [INFO] [stdout] --> src/msm.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 65 | use super::*; [INFO] [stdout] | -------- the item `PrimeField` is already imported here [INFO] [stdout] ... [INFO] [stdout] 72 | use ark_ff::PrimeField; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/owned_pairs.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/poly.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use ark_std::{cfg_into_iter, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UniformRand` is imported redundantly [INFO] [stdout] --> src/randomized_pairing_check.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 200 | use super::*; [INFO] [stdout] | -------- the item `UniformRand` is already imported here [INFO] [stdout] ... [INFO] [stdout] 205 | UniformRand, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/transcript.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use ark_std::{vec, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.95s [INFO] running `Command { std: "docker" "inspect" "3a23f708bd380e20e49b44db78f9245f13814af482dab9c12c959959aa2cd77e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a23f708bd380e20e49b44db78f9245f13814af482dab9c12c959959aa2cd77e", kill_on_drop: false }` [INFO] [stdout] 3a23f708bd380e20e49b44db78f9245f13814af482dab9c12c959959aa2cd77e