[INFO] fetching crate mmrbi 0.0.17...
[INFO] checking mmrbi-0.0.17 against 1.55.0 for beta-1.56-3
[INFO] extracting crate mmrbi 0.0.17 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mmrbi 0.0.17 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmrbi 0.0.17
[INFO] finished tweaking crates.io crate mmrbi 0.0.17
[INFO] tweaked toml for crates.io crate mmrbi 0.0.17 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate mmrbi 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 958f51d4875262e6a8301151297d793d5c5b43487b63cb54bb1c8c0f848a69da
[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" "958f51d4875262e6a8301151297d793d5c5b43487b63cb54bb1c8c0f848a69da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "958f51d4875262e6a8301151297d793d5c5b43487b63cb54bb1c8c0f848a69da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958f51d4875262e6a8301151297d793d5c5b43487b63cb54bb1c8c0f848a69da", kill_on_drop: false }`
[INFO] [stdout] 958f51d4875262e6a8301151297d793d5c5b43487b63cb54bb1c8c0f848a69da
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2997b0974abc248f1953bd340915f32d7a0411de9930f27217b3129f88855e22
[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" "2997b0974abc248f1953bd340915f32d7a0411de9930f27217b3129f88855e22", kill_on_drop: false }`
[INFO] [stderr]     Checking alphanumeric-sort v1.4.0
[INFO] [stderr]     Checking mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "2997b0974abc248f1953bd340915f32d7a0411de9930f27217b3129f88855e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2997b0974abc248f1953bd340915f32d7a0411de9930f27217b3129f88855e22", kill_on_drop: false }`
[INFO] [stdout] 2997b0974abc248f1953bd340915f32d7a0411de9930f27217b3129f88855e22
