[INFO] cloning repository https://github.com/blackunixteam/check-if-email-exists
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blackunixteam/check-if-email-exists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackunixteam%2Fcheck-if-email-exists", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackunixteam%2Fcheck-if-email-exists'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14f7c14343f62eac5255be2a84c8d26b94461ddd
[INFO] checking blackunixteam/check-if-email-exists against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackunixteam%2Fcheck-if-email-exists" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blackunixteam/check-if-email-exists on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blackunixteam/check-if-email-exists
[INFO] finished tweaking git repo https://github.com/blackunixteam/check-if-email-exists
[INFO] tweaked toml for git repo https://github.com/blackunixteam/check-if-email-exists written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/blackunixteam/check-if-email-exists already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lettre v0.9.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.8.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.12.0
[INFO] [stderr]   Downloaded serde_json v1.0.42
[INFO] [stderr]   Downloaded mailchecker v3.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1691434958086ddb1ae9f5b0a68fe779b79f9844ac965491061091dd19cb60
[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" "8b1691434958086ddb1ae9f5b0a68fe779b79f9844ac965491061091dd19cb60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1691434958086ddb1ae9f5b0a68fe779b79f9844ac965491061091dd19cb60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1691434958086ddb1ae9f5b0a68fe779b79f9844ac965491061091dd19cb60", kill_on_drop: false }`
[INFO] [stdout] 8b1691434958086ddb1ae9f5b0a68fe779b79f9844ac965491061091dd19cb60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 472d9ce09daf444213bf1867cd946dd628170d95d064fa51fd74112043d85982
[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" "472d9ce09daf444213bf1867cd946dd628170d95d064fa51fd74112043d85982", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking mailchecker v3.3.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking lettre v0.9.2
[INFO] [stderr]     Checking check-if-email-exists v0.5.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking check-if-email-exists-test-suite v0.5.0 (/opt/rustwide/workdir/test_suite)
[INFO] [stderr]     Checking check-if-email-exists-cli v0.5.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "472d9ce09daf444213bf1867cd946dd628170d95d064fa51fd74112043d85982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "472d9ce09daf444213bf1867cd946dd628170d95d064fa51fd74112043d85982", kill_on_drop: false }`
[INFO] [stdout] 472d9ce09daf444213bf1867cd946dd628170d95d064fa51fd74112043d85982