[INFO] crate r1cs 0.3.8 is already in cache
[INFO] checking r1cs-0.3.8 against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] extracting crate r1cs 0.3.8 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate r1cs 0.3.8 on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate r1cs 0.3.8
[INFO] finished tweaking crates.io crate r1cs 0.3.8
[INFO] tweaked toml for crates.io crate r1cs 0.3.8 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 29744edad3103da1f814eaf5677f6e75e31fb7d3f95ede0f851af49a8e98951c
[INFO] running `"docker" "start" "-a" "29744edad3103da1f814eaf5677f6e75e31fb7d3f95ede0f851af49a8e98951c"`
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking r1cs v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `outputs`
[INFO] [stderr]    --> src/poseidon.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let outputs = poseidon.permute(&mut builder, &input_exps);
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_outputs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `"docker" "inspect" "29744edad3103da1f814eaf5677f6e75e31fb7d3f95ede0f851af49a8e98951c"`
[INFO] running `"docker" "rm" "-f" "29744edad3103da1f814eaf5677f6e75e31fb7d3f95ede0f851af49a8e98951c"`
[INFO] [stdout] 29744edad3103da1f814eaf5677f6e75e31fb7d3f95ede0f851af49a8e98951c