[INFO] fetching crate rcu_cell 0.1.8...
[INFO] checking rcu_cell-0.1.8 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate rcu_cell 0.1.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rcu_cell 0.1.8 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 rcu_cell 0.1.8
[INFO] finished tweaking crates.io crate rcu_cell 0.1.8
[INFO] tweaked toml for crates.io crate rcu_cell 0.1.8 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] 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] 00dad47e2e979e9d8a42411a70cac4ef27ab45d284a2883ed26eaefb4f0c89f7
[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" "00dad47e2e979e9d8a42411a70cac4ef27ab45d284a2883ed26eaefb4f0c89f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00dad47e2e979e9d8a42411a70cac4ef27ab45d284a2883ed26eaefb4f0c89f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00dad47e2e979e9d8a42411a70cac4ef27ab45d284a2883ed26eaefb4f0c89f7", kill_on_drop: false }`
[INFO] [stdout] 00dad47e2e979e9d8a42411a70cac4ef27ab45d284a2883ed26eaefb4f0c89f7
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcd8621d81712d38283b1cfd597fd6d6d721f2fd1da7fa83129662735fa4432d
[INFO] running `Command { std: "docker" "start" "-a" "fcd8621d81712d38283b1cfd597fd6d6d721f2fd1da7fa83129662735fa4432d", kill_on_drop: false }`
[INFO] [stderr]     Checking rcu_cell v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "fcd8621d81712d38283b1cfd597fd6d6d721f2fd1da7fa83129662735fa4432d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd8621d81712d38283b1cfd597fd6d6d721f2fd1da7fa83129662735fa4432d", kill_on_drop: false }`
[INFO] [stdout] fcd8621d81712d38283b1cfd597fd6d6d721f2fd1da7fa83129662735fa4432d