[INFO] fetching crate heed 0.10.1...
[INFO] checking heed-0.10.1 against beta for pr-78714
[INFO] extracting crate heed 0.10.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate heed 0.10.1 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 heed 0.10.1
[INFO] finished tweaking crates.io crate heed 0.10.1
[INFO] tweaked toml for crates.io crate heed 0.10.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate heed 0.10.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9221ca250f5ebea4dd029e9e178b3e95d5d83ef0fc3efac40927a4d9e9a553b7
[INFO] running `Command { std: "docker" "start" "-a" "9221ca250f5ebea4dd029e9e178b3e95d5d83ef0fc3efac40927a4d9e9a553b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9221ca250f5ebea4dd029e9e178b3e95d5d83ef0fc3efac40927a4d9e9a553b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9221ca250f5ebea4dd029e9e178b3e95d5d83ef0fc3efac40927a4d9e9a553b7", kill_on_drop: false }`
[INFO] [stdout] 9221ca250f5ebea4dd029e9e178b3e95d5d83ef0fc3efac40927a4d9e9a553b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 30d425337359031461a9109625d136b6eef16945b0047e384b9c5c7cf1211a34
[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" "30d425337359031461a9109625d136b6eef16945b0047e384b9c5c7cf1211a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking heed-traits v0.7.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking synchronoise v1.0.0
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.0
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]     Checking heed-types v0.7.1
[INFO] [stderr]     Checking heed v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "30d425337359031461a9109625d136b6eef16945b0047e384b9c5c7cf1211a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d425337359031461a9109625d136b6eef16945b0047e384b9c5c7cf1211a34", kill_on_drop: false }`
[INFO] [stdout] 30d425337359031461a9109625d136b6eef16945b0047e384b9c5c7cf1211a34