[INFO] cloning repository https://github.com/887/crab-doh-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/887/crab-doh-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F887%2Fcrab-doh-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F887%2Fcrab-doh-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df13e0e5521cde6c133a93ba5587c34c67adaf34
[INFO] checking 887/crab-doh-proxy against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F887%2Fcrab-doh-proxy" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/887/crab-doh-proxy on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/887/crab-doh-proxy
[INFO] finished tweaking git repo https://github.com/887/crab-doh-proxy
[INFO] tweaked toml for git repo https://github.com/887/crab-doh-proxy written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/887/crab-doh-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v0.5.0
[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded tokio-timer v0.2.3
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.0
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded bytes v0.4.7
[INFO] [stderr]   Downloaded dns-parser v0.7.1
[INFO] running `Command { std: "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" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b6410a5ae1542c1bb4b5d6873da4788a9474cabe07fa68da428c2afbacd07f3
[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" "4b6410a5ae1542c1bb4b5d6873da4788a9474cabe07fa68da428c2afbacd07f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b6410a5ae1542c1bb4b5d6873da4788a9474cabe07fa68da428c2afbacd07f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6410a5ae1542c1bb4b5d6873da4788a9474cabe07fa68da428c2afbacd07f3", kill_on_drop: false }`
[INFO] [stdout] 4b6410a5ae1542c1bb4b5d6873da4788a9474cabe07fa68da428c2afbacd07f3
[INFO] running `Command { std: "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" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 704c71a23bbad3ca35f250f300fb8d02ac9413035ea1a1f0ba948e6d371a7c3e
[INFO] running `Command { std: "docker" "start" "-a" "704c71a23bbad3ca35f250f300fb8d02ac9413035ea1a1f0ba948e6d371a7c3e", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking dns-parser v0.7.1
[INFO] [stderr]     Checking bytes v0.4.7
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking simple_logger v0.5.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking tokio-timer v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]    Compiling serde_derive v1.0.55
[INFO] [stderr]     Checking crab-doh-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "704c71a23bbad3ca35f250f300fb8d02ac9413035ea1a1f0ba948e6d371a7c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704c71a23bbad3ca35f250f300fb8d02ac9413035ea1a1f0ba948e6d371a7c3e", kill_on_drop: false }`
[INFO] [stdout] 704c71a23bbad3ca35f250f300fb8d02ac9413035ea1a1f0ba948e6d371a7c3e