[INFO] fetching crate async-dnssd 0.5.0-rc.1...
[INFO] checking async-dnssd-0.5.0-rc.1 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate async-dnssd 0.5.0-rc.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate async-dnssd 0.5.0-rc.1 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dnssd 0.5.0-rc.1
[INFO] finished tweaking crates.io crate async-dnssd 0.5.0-rc.1
[INFO] tweaked toml for crates.io crate async-dnssd 0.5.0-rc.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate async-dnssd 0.5.0-rc.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19c014022c3c4921b7ddc40ff05280fc0c4ded63d921895b20cb36cec1f7b8a9
[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" "19c014022c3c4921b7ddc40ff05280fc0c4ded63d921895b20cb36cec1f7b8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19c014022c3c4921b7ddc40ff05280fc0c4ded63d921895b20cb36cec1f7b8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c014022c3c4921b7ddc40ff05280fc0c4ded63d921895b20cb36cec1f7b8a9", kill_on_drop: false }`
[INFO] [stdout] 19c014022c3c4921b7ddc40ff05280fc0c4ded63d921895b20cb36cec1f7b8a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35795e80c9d74c3444bf49a18898edbc0ef701efb7452016c0cc485009a1c57c
[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" "35795e80c9d74c3444bf49a18898edbc0ef701efb7452016c0cc485009a1c57c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling async-dnssd v0.5.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.99s
[INFO] running `Command { std: "docker" "inspect" "35795e80c9d74c3444bf49a18898edbc0ef701efb7452016c0cc485009a1c57c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35795e80c9d74c3444bf49a18898edbc0ef701efb7452016c0cc485009a1c57c", kill_on_drop: false }`
[INFO] [stdout] 35795e80c9d74c3444bf49a18898edbc0ef701efb7452016c0cc485009a1c57c