[INFO] fetching crate nj-sys 1.0.0...
[INFO] checking nj-sys-1.0.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate nj-sys 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nj-sys 1.0.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nj-sys 1.0.0
[INFO] finished tweaking crates.io crate nj-sys 1.0.0
[INFO] tweaked toml for crates.io crate nj-sys 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b1b2d7bbd7d530b7913ee4f40982c3cd2670aeca06a39e34f120517b3307a0d
[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" "4b1b2d7bbd7d530b7913ee4f40982c3cd2670aeca06a39e34f120517b3307a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b1b2d7bbd7d530b7913ee4f40982c3cd2670aeca06a39e34f120517b3307a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1b2d7bbd7d530b7913ee4f40982c3cd2670aeca06a39e34f120517b3307a0d", kill_on_drop: false }`
[INFO] [stdout] 4b1b2d7bbd7d530b7913ee4f40982c3cd2670aeca06a39e34f120517b3307a0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c92179fb853b356aa5f7fb4f75e8f5271dad672dc562dd4d3d15bf6cafe4b0c5
[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" "c92179fb853b356aa5f7fb4f75e8f5271dad672dc562dd4d3d15bf6cafe4b0c5", kill_on_drop: false }`
[INFO] [stderr]     Checking nj-sys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "c92179fb853b356aa5f7fb4f75e8f5271dad672dc562dd4d3d15bf6cafe4b0c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c92179fb853b356aa5f7fb4f75e8f5271dad672dc562dd4d3d15bf6cafe4b0c5", kill_on_drop: false }`
[INFO] [stdout] c92179fb853b356aa5f7fb4f75e8f5271dad672dc562dd4d3d15bf6cafe4b0c5