[INFO] cloning repository https://github.com/fxbox/multicast-dns-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fxbox/multicast-dns-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxbox%2Fmulticast-dns-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxbox%2Fmulticast-dns-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4354170df7630624dbd1563c7da5e8f9c17dc05c
[INFO] checking fxbox/multicast-dns-utils against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxbox%2Fmulticast-dns-utils" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fxbox/multicast-dns-utils on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fxbox/multicast-dns-utils
[INFO] finished tweaking git repo https://github.com/fxbox/multicast-dns-utils
[INFO] tweaked toml for git repo https://github.com/fxbox/multicast-dns-utils written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/fxbox/multicast-dns-utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/fxbox/multicast-dns.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e75081b0a471357124adbe61a379f4a82270a773c1606aff4e602a8b71fdb4da
[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" "e75081b0a471357124adbe61a379f4a82270a773c1606aff4e602a8b71fdb4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e75081b0a471357124adbe61a379f4a82270a773c1606aff4e602a8b71fdb4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75081b0a471357124adbe61a379f4a82270a773c1606aff4e602a8b71fdb4da", kill_on_drop: false }`
[INFO] [stdout] e75081b0a471357124adbe61a379f4a82270a773c1606aff4e602a8b71fdb4da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 44dc1b5bd71392f514a814e7077c56c626ebad63a619020120e1d75986a37c7a
[INFO] running `Command { std: "docker" "start" "-a" "44dc1b5bd71392f514a814e7077c56c626ebad63a619020120e1d75986a37c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking multicast_dns v0.4.1 (https://github.com/fxbox/multicast-dns.git?branch=master#73b142f0)
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking multicast-dns-utils v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.38s
[INFO] running `Command { std: "docker" "inspect" "44dc1b5bd71392f514a814e7077c56c626ebad63a619020120e1d75986a37c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44dc1b5bd71392f514a814e7077c56c626ebad63a619020120e1d75986a37c7a", kill_on_drop: false }`
[INFO] [stdout] 44dc1b5bd71392f514a814e7077c56c626ebad63a619020120e1d75986a37c7a