[INFO] fetching crate libuv 1.1.1...
[INFO] checking libuv-1.1.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate libuv 1.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libuv 1.1.1 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libuv 1.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libuv 1.1.1
[INFO] tweaked toml for crates.io crate libuv 1.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate libuv 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31e5e57ec61d7b6053a044f123f4d18ab25a6f3711f8199ae8b75d9b9da43979
[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" "31e5e57ec61d7b6053a044f123f4d18ab25a6f3711f8199ae8b75d9b9da43979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31e5e57ec61d7b6053a044f123f4d18ab25a6f3711f8199ae8b75d9b9da43979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e5e57ec61d7b6053a044f123f4d18ab25a6f3711f8199ae8b75d9b9da43979", kill_on_drop: false }`
[INFO] [stdout] 31e5e57ec61d7b6053a044f123f4d18ab25a6f3711f8199ae8b75d9b9da43979
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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] f7a1999239394ca73e5f24dcbb7361c075fff5fde205a1a83c6aae3d9b7d8235
[INFO] running `Command { std: "docker" "start" "-a" "f7a1999239394ca73e5f24dcbb7361c075fff5fde205a1a83c6aae3d9b7d8235", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling libuv-sys2 v1.38.0
[INFO] [stderr]     Checking libuv v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "f7a1999239394ca73e5f24dcbb7361c075fff5fde205a1a83c6aae3d9b7d8235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a1999239394ca73e5f24dcbb7361c075fff5fde205a1a83c6aae3d9b7d8235", kill_on_drop: false }`
[INFO] [stdout] f7a1999239394ca73e5f24dcbb7361c075fff5fde205a1a83c6aae3d9b7d8235