[INFO] crate mcl_derive 0.5.0-alpha is already in cache
[INFO] checking mcl_derive-0.5.0-alpha against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate mcl_derive 0.5.0-alpha into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mcl_derive 0.5.0-alpha on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mcl_derive 0.5.0-alpha
[INFO] finished tweaking crates.io crate mcl_derive 0.5.0-alpha
[INFO] tweaked toml for crates.io crate mcl_derive 0.5.0-alpha written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e601040995933f078247992e7b203ec835bd04ac0f6493eca75a38f3abb63b2a
[INFO] running `"docker" "start" "-a" "e601040995933f078247992e7b203ec835bd04ac0f6493eca75a38f3abb63b2a"`
[INFO] [stderr]     Checking proc-macro2 v1.0.10
[INFO] [stderr]     Checking quote v1.0.4
[INFO] [stderr]     Checking syn v1.0.18
[INFO] [stderr]     Checking mcl_derive v0.5.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `"docker" "inspect" "e601040995933f078247992e7b203ec835bd04ac0f6493eca75a38f3abb63b2a"`
[INFO] running `"docker" "rm" "-f" "e601040995933f078247992e7b203ec835bd04ac0f6493eca75a38f3abb63b2a"`
[INFO] [stdout] e601040995933f078247992e7b203ec835bd04ac0f6493eca75a38f3abb63b2a