[INFO] crate overlord 0.2.0-alpha.10 is already in cache
[INFO] checking overlord-0.2.0-alpha.10 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate overlord 0.2.0-alpha.10 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate overlord 0.2.0-alpha.10 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate overlord 0.2.0-alpha.10
[INFO] finished tweaking crates.io crate overlord 0.2.0-alpha.10
[INFO] tweaked toml for crates.io crate overlord 0.2.0-alpha.10 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate overlord 0.2.0-alpha.10 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b164932c5c76d7758ed1094150d9cf6db21f470fe54cfd18750bbd8a2dc3e56f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b164932c5c76d7758ed1094150d9cf6db21f470fe54cfd18750bbd8a2dc3e56f"`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking dyn-clone v1.0.1
[INFO] [stderr]     Checking rlp v0.4.4
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking hasher v0.1.3
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking creep v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking prime_tools v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking moodyblues-sdk v0.3.0
[INFO] [stderr]     Checking overlord v0.2.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "b164932c5c76d7758ed1094150d9cf6db21f470fe54cfd18750bbd8a2dc3e56f"`
[INFO] running `"docker" "rm" "-f" "b164932c5c76d7758ed1094150d9cf6db21f470fe54cfd18750bbd8a2dc3e56f"`
[INFO] [stdout] b164932c5c76d7758ed1094150d9cf6db21f470fe54cfd18750bbd8a2dc3e56f