[INFO] fetching crate zkutil 0.1.4... [INFO] checking zkutil-0.1.4 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872 [INFO] extracting crate zkutil 0.1.4 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate zkutil 0.1.4 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate zkutil 0.1.4 [INFO] finished tweaking crates.io crate zkutil 0.1.4 [INFO] tweaked toml for crates.io crate zkutil 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate zkutil 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 023d120044898a5f42101d006652fb292042d6583af97474bb9b5156acfb9c32 [INFO] running `"docker" "start" "-a" "023d120044898a5f42101d006652fb292042d6583af97474bb9b5156acfb9c32"` [INFO] [stderr] Compiling proc-macro-error-attr v0.4.11 [INFO] [stderr] Compiling proc-macro-error v0.4.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling ff_derive_ce v0.7.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling clap_derive-v3 v3.0.0-beta.1 [INFO] [stderr] Checking ff_ce v0.9.0 [INFO] [stderr] Checking pairing_ce v0.20.0 [INFO] [stderr] Checking clap-v3 v3.0.0-beta.1 [INFO] [stderr] Checking bellman_ce v0.3.3 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking zkutil v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:37:11 [INFO] [stderr] | [INFO] [stderr] 37 | Prove(ProveOpts), [INFO] [stderr] | ^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | Verify(VerifyOpts), [INFO] [stderr] | ^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:41:11 [INFO] [stderr] | [INFO] [stderr] 41 | Setup(SetupOpts), [INFO] [stderr] | ^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:43:22 [INFO] [stderr] | [INFO] [stderr] 43 | GenerateVerifier(GenerateVerifierOpts), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:45:16 [INFO] [stderr] | [INFO] [stderr] 45 | ExportKeys(ExportKeysOpts), [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:37:11 [INFO] [stderr] | [INFO] [stderr] 37 | Prove(ProveOpts), [INFO] [stderr] | ^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | Verify(VerifyOpts), [INFO] [stderr] | ^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:41:11 [INFO] [stderr] | [INFO] [stderr] 41 | Setup(SetupOpts), [INFO] [stderr] | ^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:43:22 [INFO] [stderr] | [INFO] [stderr] 43 | GenerateVerifier(GenerateVerifierOpts), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around assigned value [INFO] [stderr] --> src/main.rs:45:16 [INFO] [stderr] | [INFO] [stderr] 45 | ExportKeys(ExportKeysOpts), [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `"docker" "inspect" "023d120044898a5f42101d006652fb292042d6583af97474bb9b5156acfb9c32"` [INFO] running `"docker" "rm" "-f" "023d120044898a5f42101d006652fb292042d6583af97474bb9b5156acfb9c32"` [INFO] [stdout] 023d120044898a5f42101d006652fb292042d6583af97474bb9b5156acfb9c32