[INFO] fetching crate bellperson-nonnative 0.4.0... [INFO] checking bellperson-nonnative-0.4.0 against master#217cb73577ed6f30a2005dd75bab01d23ec4cd60 for pr-148939-2 [INFO] extracting crate bellperson-nonnative 0.4.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate bellperson-nonnative 0.4.0 [INFO] finished tweaking crates.io crate bellperson-nonnative 0.4.0 [INFO] tweaked toml for crates.io crate bellperson-nonnative 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bellperson-nonnative 0.4.0 on toolchain 217cb73577ed6f30a2005dd75bab01d23ec4cd60 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "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" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "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 96 packages to latest compatible versions [INFO] [stderr] Adding bellperson v0.24.1 (available: v0.26.0) [INFO] [stderr] Adding ff v0.12.1 (available: v0.13.1) [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" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ff v0.12.1 [INFO] [stderr] Downloaded group v0.12.1 [INFO] [stderr] Downloaded blstrs v0.6.2 [INFO] [stderr] Downloaded ec-gpu-gen v0.5.2 [INFO] [stderr] Downloaded bellperson v0.24.1 [INFO] [stderr] Downloaded quickcheck v1.0.3 [INFO] [stderr] Downloaded syn v1.0.109 [INFO] [stderr] Downloaded addchain v0.2.0 [INFO] [stderr] Downloaded num-bigint v0.3.3 [INFO] [stderr] Downloaded ff_derive v0.12.1 [INFO] [stderr] Downloaded env_logger v0.8.4 [INFO] [stderr] Downloaded quickcheck_macros v1.1.0 [INFO] [stderr] Downloaded pairing v0.22.0 [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f389a6304113892fc53300c74eba4b0f15d69a6b99b1a47277fd872d25051162 [INFO] running `Command { std: "docker" "start" "-a" "f389a6304113892fc53300c74eba4b0f15d69a6b99b1a47277fd872d25051162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f389a6304113892fc53300c74eba4b0f15d69a6b99b1a47277fd872d25051162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f389a6304113892fc53300c74eba4b0f15d69a6b99b1a47277fd872d25051162", kill_on_drop: false }` [INFO] [stdout] f389a6304113892fc53300c74eba4b0f15d69a6b99b1a47277fd872d25051162 [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e4cf2a68225823d7917b185e4220bc11825ce80985d3497e7a277127618514e [INFO] running `Command { std: "docker" "start" "-a" "6e4cf2a68225823d7917b185e4220bc11825ce80985d3497e7a277127618514e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking cfg-if v1.0.4 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.30 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling find-msvc-tools v0.1.5 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling execute-command-tokens v0.1.9 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling wyz v0.5.1 [INFO] [stderr] Compiling funty v2.0.0 [INFO] [stderr] Compiling cc v1.2.48 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling subtle v2.6.1 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling lock_api v0.4.14 [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling bitvec v1.0.1 [INFO] [stderr] Compiling ec-gpu-gen v0.5.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Compiling flume v0.10.14 [INFO] [stderr] Compiling generic-array v1.3.5 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling cpufeatures v0.2.17 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling crypto-common v0.1.7 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling yastl v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling blst v0.3.16 [INFO] [stderr] Compiling ec-gpu v0.2.0 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling byte-slice-cast v1.2.3 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking regex-syntax v0.8.8 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking aho-corasick v1.1.4 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking constant_time_eq v0.3.1 [INFO] [stderr] Compiling ff v0.12.1 [INFO] [stderr] Compiling group v0.12.1 [INFO] [stderr] Checking arrayref v0.3.9 [INFO] [stderr] Compiling pairing v0.22.0 [INFO] [stderr] Checking blake2s_simd v1.0.3 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Compiling addchain v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Compiling ff_derive v0.12.1 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling execute-command-macro-impl v0.1.12 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling quickcheck_macros v1.1.0 [INFO] [stderr] Compiling execute-command-macro v0.1.11 [INFO] [stderr] Compiling execute v0.2.15 [INFO] [stderr] Compiling zeroize v1.8.2 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking blstrs v0.6.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling bellperson v0.24.1 [INFO] [stderr] Checking bellperson-nonnative v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `grab_mut` is never used [INFO] [stdout] --> src/lib.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait OptionExt { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 15 | fn grab(&self) -> Result<&T, SynthesisError>; [INFO] [stdout] 16 | fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/lazy.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn borrow(&self) -> Ref { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 33 | pub fn borrow(&self) -> Ref<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&BigInt` instead of cloning the inner type [INFO] [stdout] --> src/mp/bignat.rs:1293:32 [INFO] [stdout] | [INFO] [stdout] 1293 | || Ok(value.grab()?.clone().clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `grab_mut` is never used [INFO] [stdout] --> src/lib.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait OptionExt { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 15 | fn grab(&self) -> Result<&T, SynthesisError>; [INFO] [stdout] 16 | fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/lazy.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn borrow(&self) -> Ref { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 33 | pub fn borrow(&self) -> Ref<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&num_bigint::BigInt` instead of cloning the inner type [INFO] [stdout] --> src/mp/bignat.rs:1293:32 [INFO] [stdout] | [INFO] [stdout] 1293 | || Ok(value.grab()?.clone().clone()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.94s [INFO] running `Command { std: "docker" "inspect" "6e4cf2a68225823d7917b185e4220bc11825ce80985d3497e7a277127618514e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e4cf2a68225823d7917b185e4220bc11825ce80985d3497e7a277127618514e", kill_on_drop: false }` [INFO] [stdout] 6e4cf2a68225823d7917b185e4220bc11825ce80985d3497e7a277127618514e