[INFO] fetching crate rapid-xml 0.2.2...
[INFO] checking rapid-xml-0.2.2 against beta for pr-78714
[INFO] extracting crate rapid-xml 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rapid-xml 0.2.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapid-xml 0.2.2
[INFO] finished tweaking crates.io crate rapid-xml 0.2.2
[INFO] tweaked toml for crates.io crate rapid-xml 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rapid-xml 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91541f5e3e6e7f4ef600ad3aff48cc25b25ec56d250d7608261d025a6cae4c1f
[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" "91541f5e3e6e7f4ef600ad3aff48cc25b25ec56d250d7608261d025a6cae4c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91541f5e3e6e7f4ef600ad3aff48cc25b25ec56d250d7608261d025a6cae4c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91541f5e3e6e7f4ef600ad3aff48cc25b25ec56d250d7608261d025a6cae4c1f", kill_on_drop: false }`
[INFO] [stdout] 91541f5e3e6e7f4ef600ad3aff48cc25b25ec56d250d7608261d025a6cae4c1f
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 636fe6a22d5ab46eb7674abe0088ba99312eaacb48188ba76ea8f16b95d90ac3
[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" "636fe6a22d5ab46eb7674abe0088ba99312eaacb48188ba76ea8f16b95d90ac3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking inlinable_string v0.1.11
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking rapid-xml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "636fe6a22d5ab46eb7674abe0088ba99312eaacb48188ba76ea8f16b95d90ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636fe6a22d5ab46eb7674abe0088ba99312eaacb48188ba76ea8f16b95d90ac3", kill_on_drop: false }`
[INFO] [stdout] 636fe6a22d5ab46eb7674abe0088ba99312eaacb48188ba76ea8f16b95d90ac3