[INFO] cloning repository https://github.com/lucapinelli/tcp_to_zero_broadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucapinelli/tcp_to_zero_broadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucapinelli%2Ftcp_to_zero_broadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucapinelli%2Ftcp_to_zero_broadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d6059596b54e25198c133de2ff35d55f2f114b1
[INFO] checking lucapinelli/tcp_to_zero_broadcast against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucapinelli%2Ftcp_to_zero_broadcast" "/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/lucapinelli/tcp_to_zero_broadcast on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lucapinelli/tcp_to_zero_broadcast
[INFO] finished tweaking git repo https://github.com/lucapinelli/tcp_to_zero_broadcast
[INFO] tweaked toml for git repo https://github.com/lucapinelli/tcp_to_zero_broadcast written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lucapinelli/tcp_to_zero_broadcast already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61a544eedbd9e1018d4f5bdeeffe772d06de8c128a6f978d78e52b725e841d9
[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" "d61a544eedbd9e1018d4f5bdeeffe772d06de8c128a6f978d78e52b725e841d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61a544eedbd9e1018d4f5bdeeffe772d06de8c128a6f978d78e52b725e841d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61a544eedbd9e1018d4f5bdeeffe772d06de8c128a6f978d78e52b725e841d9", kill_on_drop: false }`
[INFO] [stdout] d61a544eedbd9e1018d4f5bdeeffe772d06de8c128a6f978d78e52b725e841d9
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] d0966e3107f18f97ac8fcc8c226b114a95a0f328de6ea6b94365898c675288ab
[INFO] running `Command { std: "docker" "start" "-a" "d0966e3107f18f97ac8fcc8c226b114a95a0f328de6ea6b94365898c675288ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.19
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking tcp_to_zero_broadcast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "d0966e3107f18f97ac8fcc8c226b114a95a0f328de6ea6b94365898c675288ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0966e3107f18f97ac8fcc8c226b114a95a0f328de6ea6b94365898c675288ab", kill_on_drop: false }`
[INFO] [stdout] d0966e3107f18f97ac8fcc8c226b114a95a0f328de6ea6b94365898c675288ab