[INFO] fetching crate ringbuf 0.2.5...
[INFO] checking ringbuf-0.2.5 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate ringbuf 0.2.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ringbuf 0.2.5 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ringbuf 0.2.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ringbuf 0.2.5
[INFO] tweaked toml for crates.io crate ringbuf 0.2.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate ringbuf 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25727b933eb54c16f3b0f40d7902411f41fb0f859b52ee5cef442a3ea56dcf75
[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" "25727b933eb54c16f3b0f40d7902411f41fb0f859b52ee5cef442a3ea56dcf75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25727b933eb54c16f3b0f40d7902411f41fb0f859b52ee5cef442a3ea56dcf75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25727b933eb54c16f3b0f40d7902411f41fb0f859b52ee5cef442a3ea56dcf75", kill_on_drop: false }`
[INFO] [stdout] 25727b933eb54c16f3b0f40d7902411f41fb0f859b52ee5cef442a3ea56dcf75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] ef5a368803e41b2fbb2fb35884581e355d2d71fb3feb084b95484136099fa403
[INFO] running `Command { std: "docker" "start" "-a" "ef5a368803e41b2fbb2fb35884581e355d2d71fb3feb084b95484136099fa403", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking ringbuf v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "ef5a368803e41b2fbb2fb35884581e355d2d71fb3feb084b95484136099fa403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5a368803e41b2fbb2fb35884581e355d2d71fb3feb084b95484136099fa403", kill_on_drop: false }`
[INFO] [stdout] ef5a368803e41b2fbb2fb35884581e355d2d71fb3feb084b95484136099fa403