[INFO] crate check-if-email-exists 0.6.1 is already in cache
[INFO] checking check-if-email-exists-0.6.1 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate check-if-email-exists 0.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate check-if-email-exists 0.6.1 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate check-if-email-exists 0.6.1
[INFO] finished tweaking crates.io crate check-if-email-exists 0.6.1
[INFO] tweaked toml for crates.io crate check-if-email-exists 0.6.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d939f708d960161d23b964309ba68ff207fc0ead" "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] bf11831ca8e66be1548dc92517c0b09d0f129a7c549046499deb0c19bcda872c
[INFO] running `"docker" "start" "-a" "bf11831ca8e66be1548dc92517c0b09d0f129a7c549046499deb0c19bcda872c"`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking mailchecker v3.3.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking lettre v0.9.2
[INFO] [stderr]     Checking check-if-email-exists v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.08s
[INFO] running `"docker" "inspect" "bf11831ca8e66be1548dc92517c0b09d0f129a7c549046499deb0c19bcda872c"`
[INFO] running `"docker" "rm" "-f" "bf11831ca8e66be1548dc92517c0b09d0f129a7c549046499deb0c19bcda872c"`
[INFO] [stdout] bf11831ca8e66be1548dc92517c0b09d0f129a7c549046499deb0c19bcda872c