[INFO] cloning repository https://github.com/integritychain/second
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/integritychain/second" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintegritychain%2Fsecond"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintegritychain%2Fsecond'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eeec6761fbb1578bef34842190b4c4a332f3c0d4
[INFO] checking integritychain/second against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintegritychain%2Fsecond" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/integritychain/second on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/integritychain/second
[INFO] finished tweaking git repo https://github.com/integritychain/second
[INFO] tweaked toml for git repo https://github.com/integritychain/second written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/integritychain/second already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7bc986bac897a992c815247b18037363ae10272654f27db05bde4ce9b39f4cb1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7bc986bac897a992c815247b18037363ae10272654f27db05bde4ce9b39f4cb1"`
[INFO] [stderr]     Checking second v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]    --> src/main.rs:177:1
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn reduce(a: (Fe25519, Fe25519)) -> Fe25519 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/main.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let m = Fe25519::from_str("0x0004e9a04d1d12b7683bb1f3a245e4ef0a8453ebc428abfce0c2084acebbc82f").unwrap();
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_m`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "7bc986bac897a992c815247b18037363ae10272654f27db05bde4ce9b39f4cb1"`
[INFO] running `"docker" "rm" "-f" "7bc986bac897a992c815247b18037363ae10272654f27db05bde4ce9b39f4cb1"`
[INFO] [stdout] 7bc986bac897a992c815247b18037363ae10272654f27db05bde4ce9b39f4cb1