[INFO] fetching crate simple-socket 0.1.7...
[INFO] checking simple-socket-0.1.7 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate simple-socket 0.1.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate simple-socket 0.1.7 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-socket 0.1.7
[INFO] finished tweaking crates.io crate simple-socket 0.1.7
[INFO] tweaked toml for crates.io crate simple-socket 0.1.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate simple-socket 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] [stderr]   Downloaded podo-core-driver v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "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] cccd65ba98059dc47937c701ad4dd810ed7201668d9e6a5047911f1e2ab5a45f
[INFO] running `Command { std: "docker" "start" "-a" "cccd65ba98059dc47937c701ad4dd810ed7201668d9e6a5047911f1e2ab5a45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cccd65ba98059dc47937c701ad4dd810ed7201668d9e6a5047911f1e2ab5a45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cccd65ba98059dc47937c701ad4dd810ed7201668d9e6a5047911f1e2ab5a45f", kill_on_drop: false }`
[INFO] [stdout] cccd65ba98059dc47937c701ad4dd810ed7201668d9e6a5047911f1e2ab5a45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a00e32cb174a504d6141b32faf4072b86681cd542fa013f1b5bc7b81c0c5da3
[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" "3a00e32cb174a504d6141b32faf4072b86681cd542fa013f1b5bc7b81c0c5da3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking podo-core-driver v0.4.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking simple-socket v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.10s
[INFO] running `Command { std: "docker" "inspect" "3a00e32cb174a504d6141b32faf4072b86681cd542fa013f1b5bc7b81c0c5da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a00e32cb174a504d6141b32faf4072b86681cd542fa013f1b5bc7b81c0c5da3", kill_on_drop: false }`
[INFO] [stdout] 3a00e32cb174a504d6141b32faf4072b86681cd542fa013f1b5bc7b81c0c5da3