[INFO] fetching crate dusk-bls12_381 0.14.2... [INFO] checking dusk-bls12_381-0.14.2 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] extracting crate dusk-bls12_381 0.14.2 into /workspace/builds/worker-4-tc1/source [INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate dusk-bls12_381 0.14.2 [INFO] finished tweaking crates.io crate dusk-bls12_381 0.14.2 [INFO] tweaked toml for crates.io crate dusk-bls12_381 0.14.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dusk-bls12_381 0.14.2 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate dusk-bls12_381 0.14.2 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ff v0.13.0 [INFO] [stderr] Downloaded block-padding v0.2.1 [INFO] [stderr] Downloaded derive-hex v0.1.2 [INFO] [stderr] Downloaded dusk-bytes v0.1.7 [INFO] [stderr] Downloaded unicode-ident v1.0.16 [INFO] [stderr] Downloaded sha3 v0.9.1 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c4d727d6bd3ce8654a2d9d50578952572b10fe646083a5cf0231b2a5103da3a [INFO] running `Command { std: "docker" "start" "-a" "0c4d727d6bd3ce8654a2d9d50578952572b10fe646083a5cf0231b2a5103da3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c4d727d6bd3ce8654a2d9d50578952572b10fe646083a5cf0231b2a5103da3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c4d727d6bd3ce8654a2d9d50578952572b10fe646083a5cf0231b2a5103da3a", kill_on_drop: false }` [INFO] [stdout] 0c4d727d6bd3ce8654a2d9d50578952572b10fe646083a5cf0231b2a5103da3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5842931e0dd73ff7b8b85550a2bd557cc159ac31e0e9c1e4410eb914ddc5960 [INFO] running `Command { std: "docker" "start" "-a" "b5842931e0dd73ff7b8b85550a2bd557cc159ac31e0e9c1e4410eb914ddc5960", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.16 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.138 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking ryu v1.0.19 [INFO] [stderr] Checking itoa v1.0.14 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rkyv v0.7.45 [INFO] [stderr] Checking log v0.4.25 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking blake2b_simd v1.0.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking seahash v4.1.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking ff v0.13.0 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking pairing v0.23.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling derive-hex v0.1.2 [INFO] [stderr] Compiling ptr_meta_derive v0.1.4 [INFO] [stderr] Compiling rkyv_derive v0.7.45 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking dusk-bytes v0.1.7 [INFO] [stderr] Checking ptr_meta v0.1.4 [INFO] [stderr] Checking dusk-bls12_381 v0.14.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `R2` [INFO] [stdout] --> src/scalar/dusk.rs:14:21 [INFO] [stdout] | [INFO] [stdout] 14 | use super::{Scalar, R2}; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:676:5 [INFO] [stdout] | [INFO] [stdout] 676 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:681:5 [INFO] [stdout] | [INFO] [stdout] 681 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g1.rs:1012:5 [INFO] [stdout] | [INFO] [stdout] 1012 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g2.rs:1160:5 [INFO] [stdout] | [INFO] [stdout] 1160 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/pairings.rs:498:5 [INFO] [stdout] | [INFO] [stdout] 498 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:676:5 [INFO] [stdout] | [INFO] [stdout] 676 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:681:5 [INFO] [stdout] | [INFO] [stdout] 681 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g1.rs:1012:5 [INFO] [stdout] | [INFO] [stdout] 1012 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g2.rs:1160:5 [INFO] [stdout] | [INFO] [stdout] 1160 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/pairings.rs:498:5 [INFO] [stdout] | [INFO] [stdout] 498 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.58s [INFO] running `Command { std: "docker" "inspect" "b5842931e0dd73ff7b8b85550a2bd557cc159ac31e0e9c1e4410eb914ddc5960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5842931e0dd73ff7b8b85550a2bd557cc159ac31e0e9c1e4410eb914ddc5960", kill_on_drop: false }` [INFO] [stdout] b5842931e0dd73ff7b8b85550a2bd557cc159ac31e0e9c1e4410eb914ddc5960