[INFO] fetching crate libuv-sys2 1.40.0...
[INFO] checking libuv-sys2-1.40.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate libuv-sys2 1.40.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libuv-sys2 1.40.0 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 crates.io crate libuv-sys2 1.40.0
[INFO] finished tweaking crates.io crate libuv-sys2 1.40.0
[INFO] tweaked toml for crates.io crate libuv-sys2 1.40.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate libuv-sys2 1.40.0 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] 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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] b4cebd51440f13b4b02f120b17a073a64668518dadb0bfce64d3233bd1a7ee55
[INFO] running `Command { std: "docker" "start" "-a" "b4cebd51440f13b4b02f120b17a073a64668518dadb0bfce64d3233bd1a7ee55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4cebd51440f13b4b02f120b17a073a64668518dadb0bfce64d3233bd1a7ee55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cebd51440f13b4b02f120b17a073a64668518dadb0bfce64d3233bd1a7ee55", kill_on_drop: false }`
[INFO] [stdout] b4cebd51440f13b4b02f120b17a073a64668518dadb0bfce64d3233bd1a7ee55
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6e79c9188ac45425b5e093e215b3f68525f4c042c31713359ac6dd61a46d4d6
[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" "f6e79c9188ac45425b5e093e215b3f68525f4c042c31713359ac6dd61a46d4d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling libuv-sys2 v1.40.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.14s
[INFO] running `Command { std: "docker" "inspect" "f6e79c9188ac45425b5e093e215b3f68525f4c042c31713359ac6dd61a46d4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e79c9188ac45425b5e093e215b3f68525f4c042c31713359ac6dd61a46d4d6", kill_on_drop: false }`
[INFO] [stdout] f6e79c9188ac45425b5e093e215b3f68525f4c042c31713359ac6dd61a46d4d6