[INFO] fetching crate libss 0.1.0...
[INFO] checking libss-0.1.0 against beta for pr-78714
[INFO] extracting crate libss 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libss 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libss 0.1.0
[INFO] finished tweaking crates.io crate libss 0.1.0
[INFO] tweaked toml for crates.io crate libss 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97d8d2208de7839d8759fcddf7368164fe898ca55c185ba08adffe36851f08e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97d8d2208de7839d8759fcddf7368164fe898ca55c185ba08adffe36851f08e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97d8d2208de7839d8759fcddf7368164fe898ca55c185ba08adffe36851f08e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d8d2208de7839d8759fcddf7368164fe898ca55c185ba08adffe36851f08e0", kill_on_drop: false }`
[INFO] [stdout] 97d8d2208de7839d8759fcddf7368164fe898ca55c185ba08adffe36851f08e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 685bb36a77a3520ca3d5761cf1110749312f681fc343329570083826eb7a42af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "685bb36a77a3520ca3d5761cf1110749312f681fc343329570083826eb7a42af", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking libss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stdout] warning: function is never used: `barycentric_interpolate`
[INFO] [stdout]   --> src/interpolate.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn barycentric_interpolate<Fq: Field>(points: &[(Fq, Fq)]) -> Fq {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "685bb36a77a3520ca3d5761cf1110749312f681fc343329570083826eb7a42af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685bb36a77a3520ca3d5761cf1110749312f681fc343329570083826eb7a42af", kill_on_drop: false }`
[INFO] [stdout] 685bb36a77a3520ca3d5761cf1110749312f681fc343329570083826eb7a42af