[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#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxbox%2Fmulticast-dns-utils" "/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/fxbox/multicast-dns-utils on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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-7/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4044dc7b849b07340b245d9b13adf2e5d77a37f66ed566d34a7f26a9c347994
[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" "a4044dc7b849b07340b245d9b13adf2e5d77a37f66ed566d34a7f26a9c347994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4044dc7b849b07340b245d9b13adf2e5d77a37f66ed566d34a7f26a9c347994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4044dc7b849b07340b245d9b13adf2e5d77a37f66ed566d34a7f26a9c347994", kill_on_drop: false }`
[INFO] [stdout] a4044dc7b849b07340b245d9b13adf2e5d77a37f66ed566d34a7f26a9c347994
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] 1da1b537f1437015ffbb38b5196d3f2a87bffb398adbff41819073c579efb29d
[INFO] running `Command { std: "docker" "start" "-a" "1da1b537f1437015ffbb38b5196d3f2a87bffb398adbff41819073c579efb29d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking multicast_dns v0.4.1 (https://github.com/fxbox/multicast-dns.git?branch=master#73b142f0)
[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 26.94s
[INFO] running `Command { std: "docker" "inspect" "1da1b537f1437015ffbb38b5196d3f2a87bffb398adbff41819073c579efb29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da1b537f1437015ffbb38b5196d3f2a87bffb398adbff41819073c579efb29d", kill_on_drop: false }`
[INFO] [stdout] 1da1b537f1437015ffbb38b5196d3f2a87bffb398adbff41819073c579efb29d