[INFO] fetching crate object-merge 0.1.0-alpha1...
[INFO] checking object-merge-0.1.0-alpha1 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate object-merge 0.1.0-alpha1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate object-merge 0.1.0-alpha1 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate object-merge 0.1.0-alpha1
[INFO] finished tweaking crates.io crate object-merge 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate object-merge 0.1.0-alpha1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdf2ca9aded96526d580d3d6975a95aa6402c6d8fc249ef480dd60d262ae799f
[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" "bdf2ca9aded96526d580d3d6975a95aa6402c6d8fc249ef480dd60d262ae799f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdf2ca9aded96526d580d3d6975a95aa6402c6d8fc249ef480dd60d262ae799f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf2ca9aded96526d580d3d6975a95aa6402c6d8fc249ef480dd60d262ae799f", kill_on_drop: false }`
[INFO] [stdout] bdf2ca9aded96526d580d3d6975a95aa6402c6d8fc249ef480dd60d262ae799f
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 295fa52b8912b0f1e46d55134b41d05d28cdcdd3a49345aa1f0884f56dcd2880
[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" "295fa52b8912b0f1e46d55134b41d05d28cdcdd3a49345aa1f0884f56dcd2880", kill_on_drop: false }`
[INFO] [stderr]     Checking object-merge v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "295fa52b8912b0f1e46d55134b41d05d28cdcdd3a49345aa1f0884f56dcd2880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295fa52b8912b0f1e46d55134b41d05d28cdcdd3a49345aa1f0884f56dcd2880", kill_on_drop: false }`
[INFO] [stdout] 295fa52b8912b0f1e46d55134b41d05d28cdcdd3a49345aa1f0884f56dcd2880