[INFO] fetching crate rustc-demangle 0.1.18...
[INFO] checking rustc-demangle-0.1.18 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate rustc-demangle 0.1.18 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rustc-demangle 0.1.18 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2989363645c7118ec9afd0d4940d1823d31b29a374937a72118c71ec4cb8e0
[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" "5c2989363645c7118ec9afd0d4940d1823d31b29a374937a72118c71ec4cb8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2989363645c7118ec9afd0d4940d1823d31b29a374937a72118c71ec4cb8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2989363645c7118ec9afd0d4940d1823d31b29a374937a72118c71ec4cb8e0", kill_on_drop: false }`
[INFO] [stdout] 5c2989363645c7118ec9afd0d4940d1823d31b29a374937a72118c71ec4cb8e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd366e8f9fb7791d3db9aa2762ed711776279b8cbcc599c1e2bb9a7bf987708e
[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" "cd366e8f9fb7791d3db9aa2762ed711776279b8cbcc599c1e2bb9a7bf987708e", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-demangle v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "cd366e8f9fb7791d3db9aa2762ed711776279b8cbcc599c1e2bb9a7bf987708e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd366e8f9fb7791d3db9aa2762ed711776279b8cbcc599c1e2bb9a7bf987708e", kill_on_drop: false }`
[INFO] [stdout] cd366e8f9fb7791d3db9aa2762ed711776279b8cbcc599c1e2bb9a7bf987708e