[INFO] fetching crate zeropool-bn 0.5.7...
[INFO] checking zeropool-bn-0.5.7 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate zeropool-bn 0.5.7 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate zeropool-bn 0.5.7 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zeropool-bn 0.5.7
[INFO] finished tweaking crates.io crate zeropool-bn 0.5.7
[INFO] tweaked toml for crates.io crate zeropool-bn 0.5.7 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate zeropool-bn 0.5.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b17d0958b33a81248b23328c4ee8658cf5acae238b7f1bba7ef0140937048916
[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" "b17d0958b33a81248b23328c4ee8658cf5acae238b7f1bba7ef0140937048916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17d0958b33a81248b23328c4ee8658cf5acae238b7f1bba7ef0140937048916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17d0958b33a81248b23328c4ee8658cf5acae238b7f1bba7ef0140937048916", kill_on_drop: false }`
[INFO] [stdout] b17d0958b33a81248b23328c4ee8658cf5acae238b7f1bba7ef0140937048916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 713d209264962366f00a389604369dfb84ee09d9b79180e3cc35c8cb61b72c61
[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" "713d209264962366f00a389604369dfb84ee09d9b79180e3cc35c8cb61b72c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.6.2
[INFO] [stderr]    Compiling borsh-derive-internal v0.6.2
[INFO] [stderr]    Compiling borsh-derive v0.6.2
[INFO] [stderr]     Checking borsh v0.6.2
[INFO] [stderr]     Checking zeropool-bn v0.5.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_jacobian`
[INFO] [stdout]    --> src/groups/mod.rs:347:12
[INFO] [stdout]     |
[INFO] [stdout] 347 |     pub fn from_jacobian(p: G<P>) -> Option<Self> {
[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 19.25s
[INFO] running `Command { std: "docker" "inspect" "713d209264962366f00a389604369dfb84ee09d9b79180e3cc35c8cb61b72c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "713d209264962366f00a389604369dfb84ee09d9b79180e3cc35c8cb61b72c61", kill_on_drop: false }`
[INFO] [stdout] 713d209264962366f00a389604369dfb84ee09d9b79180e3cc35c8cb61b72c61