[INFO] fetching crate zeropool-bn 0.5.7...
[INFO] checking zeropool-bn-0.5.7 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate zeropool-bn 0.5.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zeropool-bn 0.5.7 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96da542d8872b526fc9c331bef5793a44e08693e335e0453cd22bc56aaab1096
[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" "96da542d8872b526fc9c331bef5793a44e08693e335e0453cd22bc56aaab1096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96da542d8872b526fc9c331bef5793a44e08693e335e0453cd22bc56aaab1096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96da542d8872b526fc9c331bef5793a44e08693e335e0453cd22bc56aaab1096", kill_on_drop: false }`
[INFO] [stdout] 96da542d8872b526fc9c331bef5793a44e08693e335e0453cd22bc56aaab1096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c3c834a943c42386f73fb2be9cd78b7d2909441cfc7366d5dacc70fac0b55af
[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" "0c3c834a943c42386f73fb2be9cd78b7d2909441cfc7366d5dacc70fac0b55af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling borsh-derive-internal v0.6.2
[INFO] [stderr]    Compiling borsh-schema-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 24.74s
[INFO] running `Command { std: "docker" "inspect" "0c3c834a943c42386f73fb2be9cd78b7d2909441cfc7366d5dacc70fac0b55af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c3c834a943c42386f73fb2be9cd78b7d2909441cfc7366d5dacc70fac0b55af", kill_on_drop: false }`
[INFO] [stdout] 0c3c834a943c42386f73fb2be9cd78b7d2909441cfc7366d5dacc70fac0b55af