[INFO] updating cached repository integritychain/second
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/integritychain/second
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/integritychain/second" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/integritychain/second"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/integritychain/second'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/integritychain/second" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/integritychain/second"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/integritychain/second'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3bdd587d674294b87664c54f078a05d6dd947f33
[INFO] sha for GitHub repo integritychain/second: 3bdd587d674294b87664c54f078a05d6dd947f33
[INFO] validating manifest of integritychain/second on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of integritychain/second on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing integritychain/second
[INFO] finished frobbing integritychain/second
[INFO] frobbed toml for integritychain/second written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/integritychain/second/Cargo.toml
[INFO] started frobbing integritychain/second
[INFO] finished frobbing integritychain/second
[INFO] frobbed toml for integritychain/second written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/integritychain/second/Cargo.toml
[INFO] crate integritychain/second already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking integritychain/second against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-0/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/integritychain/second:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 37175329e46cf1e4d8fb6a0d845694134422fd0d65d098b8ef85aefb875eb1f4
[INFO] running `"docker" "start" "-a" "37175329e46cf1e4d8fb6a0d845694134422fd0d65d098b8ef85aefb875eb1f4"`
[INFO] [stderr]     Checking second v0.1.0 (/opt/crater/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 1.68s
[INFO] running `"docker" "inspect" "37175329e46cf1e4d8fb6a0d845694134422fd0d65d098b8ef85aefb875eb1f4"`
[INFO] running `"docker" "rm" "-f" "37175329e46cf1e4d8fb6a0d845694134422fd0d65d098b8ef85aefb875eb1f4"`
[INFO] [stdout] 37175329e46cf1e4d8fb6a0d845694134422fd0d65d098b8ef85aefb875eb1f4