[INFO] fetching crate reader_for_microxml 1.1.12...
[INFO] checking reader_for_microxml-1.1.12 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate reader_for_microxml 1.1.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate reader_for_microxml 1.1.12 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reader_for_microxml 1.1.12
[INFO] finished tweaking crates.io crate reader_for_microxml 1.1.12
[INFO] tweaked toml for crates.io crate reader_for_microxml 1.1.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate reader_for_microxml 1.1.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0556437e43b675da5032d73520fe0856af518d348abe060b00c58275c3da54e1
[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" "0556437e43b675da5032d73520fe0856af518d348abe060b00c58275c3da54e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0556437e43b675da5032d73520fe0856af518d348abe060b00c58275c3da54e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0556437e43b675da5032d73520fe0856af518d348abe060b00c58275c3da54e1", kill_on_drop: false }`
[INFO] [stdout] 0556437e43b675da5032d73520fe0856af518d348abe060b00c58275c3da54e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 626d333bc928d850ea2e6500b425a6709d97c69305213531d920c9da2f8ce531
[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" "626d333bc928d850ea2e6500b425a6709d97c69305213531d920c9da2f8ce531", kill_on_drop: false }`
[INFO] [stderr]     Checking reader_for_microxml v1.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "626d333bc928d850ea2e6500b425a6709d97c69305213531d920c9da2f8ce531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626d333bc928d850ea2e6500b425a6709d97c69305213531d920c9da2f8ce531", kill_on_drop: false }`
[INFO] [stdout] 626d333bc928d850ea2e6500b425a6709d97c69305213531d920c9da2f8ce531