[INFO] crate maybe-uninit 2.0.0 is already in cache
[INFO] checking maybe-uninit-2.0.0 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate maybe-uninit 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate maybe-uninit 2.0.0 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-uninit 2.0.0
[INFO] finished tweaking crates.io crate maybe-uninit 2.0.0
[INFO] tweaked toml for crates.io crate maybe-uninit 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "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] 08dc8dc1c432eb5b3883c0f0ac4da85a1446a570e05837d9e29c84fa1ab637c5
[INFO] running `Command { std: "docker" "start" "-a" "08dc8dc1c432eb5b3883c0f0ac4da85a1446a570e05837d9e29c84fa1ab637c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08dc8dc1c432eb5b3883c0f0ac4da85a1446a570e05837d9e29c84fa1ab637c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08dc8dc1c432eb5b3883c0f0ac4da85a1446a570e05837d9e29c84fa1ab637c5", kill_on_drop: false }`
[INFO] [stdout] 08dc8dc1c432eb5b3883c0f0ac4da85a1446a570e05837d9e29c84fa1ab637c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba2cd2b4291662fff7bc6e57b0363acd9e24ee9dc97b2f45ccae89411595c08a
[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" "ba2cd2b4291662fff7bc6e57b0363acd9e24ee9dc97b2f45ccae89411595c08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "ba2cd2b4291662fff7bc6e57b0363acd9e24ee9dc97b2f45ccae89411595c08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2cd2b4291662fff7bc6e57b0363acd9e24ee9dc97b2f45ccae89411595c08a", kill_on_drop: false }`
[INFO] [stdout] ba2cd2b4291662fff7bc6e57b0363acd9e24ee9dc97b2f45ccae89411595c08a