[INFO] fetching crate rustc-demangle 0.1.18...
[INFO] checking rustc-demangle-0.1.18 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate rustc-demangle 0.1.18 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rustc-demangle 0.1.18 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-demangle 0.1.18
[INFO] finished tweaking crates.io crate rustc-demangle 0.1.18
[INFO] tweaked toml for crates.io crate rustc-demangle 0.1.18 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97fa1b8d08e6dee8023234703ec4a108bb807db88f13be7b738e6af84ed73b77
[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" "97fa1b8d08e6dee8023234703ec4a108bb807db88f13be7b738e6af84ed73b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97fa1b8d08e6dee8023234703ec4a108bb807db88f13be7b738e6af84ed73b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fa1b8d08e6dee8023234703ec4a108bb807db88f13be7b738e6af84ed73b77", kill_on_drop: false }`
[INFO] [stdout] 97fa1b8d08e6dee8023234703ec4a108bb807db88f13be7b738e6af84ed73b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c38e6ad1dbff89c34c8ab1d859349d5b0bbb3f1ac2a8295a90e0aa1077ef3e1
[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" "1c38e6ad1dbff89c34c8ab1d859349d5b0bbb3f1ac2a8295a90e0aa1077ef3e1", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-demangle v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "1c38e6ad1dbff89c34c8ab1d859349d5b0bbb3f1ac2a8295a90e0aa1077ef3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c38e6ad1dbff89c34c8ab1d859349d5b0bbb3f1ac2a8295a90e0aa1077ef3e1", kill_on_drop: false }`
[INFO] [stdout] 1c38e6ad1dbff89c34c8ab1d859349d5b0bbb3f1ac2a8295a90e0aa1077ef3e1