[INFO] fetching crate slice_ring_buf 0.2.6...
[INFO] checking slice_ring_buf-0.2.6 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate slice_ring_buf 0.2.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate slice_ring_buf 0.2.6 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slice_ring_buf 0.2.6
[INFO] finished tweaking crates.io crate slice_ring_buf 0.2.6
[INFO] tweaked toml for crates.io crate slice_ring_buf 0.2.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 24a5fbb64caa6067e67cab505e9897da4c7f773f9578c9d3c46131ad014baa34
[INFO] running `Command { std: "docker" "start" "-a" "24a5fbb64caa6067e67cab505e9897da4c7f773f9578c9d3c46131ad014baa34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24a5fbb64caa6067e67cab505e9897da4c7f773f9578c9d3c46131ad014baa34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a5fbb64caa6067e67cab505e9897da4c7f773f9578c9d3c46131ad014baa34", kill_on_drop: false }`
[INFO] [stdout] 24a5fbb64caa6067e67cab505e9897da4c7f773f9578c9d3c46131ad014baa34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] ddfb98c806369fbf59b6cae9f09c09dbf26d34e3840a7069fbd8377a9902b957
[INFO] running `Command { std: "docker" "start" "-a" "ddfb98c806369fbf59b6cae9f09c09dbf26d34e3840a7069fbd8377a9902b957", kill_on_drop: false }`
[INFO] [stderr]     Checking slice_ring_buf v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "ddfb98c806369fbf59b6cae9f09c09dbf26d34e3840a7069fbd8377a9902b957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfb98c806369fbf59b6cae9f09c09dbf26d34e3840a7069fbd8377a9902b957", kill_on_drop: false }`
[INFO] [stdout] ddfb98c806369fbf59b6cae9f09c09dbf26d34e3840a7069fbd8377a9902b957