[INFO] fetching crate libmdns 0.6.0...
[INFO] checking libmdns-0.6.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate libmdns 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libmdns 0.6.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmdns 0.6.0
[INFO] finished tweaking crates.io crate libmdns 0.6.0
[INFO] tweaked toml for crates.io crate libmdns 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate libmdns 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", 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] 821a397a919f30bdfd969071fb7f8c4736d547365188096a5a33077dffc04bb5
[INFO] running `Command { std: "docker" "start" "-a" "821a397a919f30bdfd969071fb7f8c4736d547365188096a5a33077dffc04bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "821a397a919f30bdfd969071fb7f8c4736d547365188096a5a33077dffc04bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821a397a919f30bdfd969071fb7f8c4736d547365188096a5a33077dffc04bb5", kill_on_drop: false }`
[INFO] [stdout] 821a397a919f30bdfd969071fb7f8c4736d547365188096a5a33077dffc04bb5
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a493d62faae0da00f039efacea991858c7af5a72c31a987ead26d30c9a4d2e6
[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" "4a493d62faae0da00f039efacea991858c7af5a72c31a987ead26d30c9a4d2e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking if-addrs v0.6.5
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking libmdns v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.11s
[INFO] running `Command { std: "docker" "inspect" "4a493d62faae0da00f039efacea991858c7af5a72c31a987ead26d30c9a4d2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a493d62faae0da00f039efacea991858c7af5a72c31a987ead26d30c9a4d2e6", kill_on_drop: false }`
[INFO] [stdout] 4a493d62faae0da00f039efacea991858c7af5a72c31a987ead26d30c9a4d2e6