[INFO] fetching crate background-jobs-server 0.4.0...
[INFO] checking background-jobs-server-0.4.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate background-jobs-server 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate background-jobs-server 0.4.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate background-jobs-server 0.4.0
[INFO] finished tweaking crates.io crate background-jobs-server 0.4.0
[INFO] tweaked toml for crates.io crate background-jobs-server 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d9d493ac4376da7a255877d2d902867403d29eb4a3b3e2bd458c610fb40c66cf
[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" "d9d493ac4376da7a255877d2d902867403d29eb4a3b3e2bd458c610fb40c66cf"`
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling zmq v0.8.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking async-zmq-types v0.2.0
[INFO] [stderr]     Checking lmdb v0.8.0
[INFO] [stderr]     Checking kv v0.7.0
[INFO] [stderr]     Checking background-jobs-core v0.4.1
[INFO] [stderr]    Compiling async-zmq-derive v0.1.0
[INFO] [stderr]     Checking tokio-zmq v0.8.0
[INFO] [stderr]     Checking background-jobs-server v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.50s
[INFO] running `"docker" "inspect" "d9d493ac4376da7a255877d2d902867403d29eb4a3b3e2bd458c610fb40c66cf"`
[INFO] running `"docker" "rm" "-f" "d9d493ac4376da7a255877d2d902867403d29eb4a3b3e2bd458c610fb40c66cf"`
[INFO] [stdout] d9d493ac4376da7a255877d2d902867403d29eb4a3b3e2bd458c610fb40c66cf