[INFO] fetching crate illmatic-scheduling 0.1.2...
[INFO] checking illmatic-scheduling-0.1.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate illmatic-scheduling 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate illmatic-scheduling 0.1.2 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 illmatic-scheduling 0.1.2
[INFO] finished tweaking crates.io crate illmatic-scheduling 0.1.2
[INFO] tweaked toml for crates.io crate illmatic-scheduling 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "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] 253a407a3a915b5f52300da3ea8e35c7c6410e029dbaf5585a009b7cbaf411fe
[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" "253a407a3a915b5f52300da3ea8e35c7c6410e029dbaf5585a009b7cbaf411fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "253a407a3a915b5f52300da3ea8e35c7c6410e029dbaf5585a009b7cbaf411fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253a407a3a915b5f52300da3ea8e35c7c6410e029dbaf5585a009b7cbaf411fe", kill_on_drop: false }`
[INFO] [stdout] 253a407a3a915b5f52300da3ea8e35c7c6410e029dbaf5585a009b7cbaf411fe
[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" "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] b1ffa7bfc59be3861e58861d1e32ad91741a465d44950a4c5184065848f86985
[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" "b1ffa7bfc59be3861e58861d1e32ad91741a465d44950a4c5184065848f86985", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]     Checking tokio v1.12.0
[INFO] [stderr]     Checking futures-util v0.3.17
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking illmatic-scheduling v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.47s
[INFO] running `Command { std: "docker" "inspect" "b1ffa7bfc59be3861e58861d1e32ad91741a465d44950a4c5184065848f86985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ffa7bfc59be3861e58861d1e32ad91741a465d44950a4c5184065848f86985", kill_on_drop: false }`
[INFO] [stdout] b1ffa7bfc59be3861e58861d1e32ad91741a465d44950a4c5184065848f86985
