[INFO] fetching crate riven 0.2.0...
[INFO] checking riven-0.2.0 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate riven 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate riven 0.2.0 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate riven 0.2.0
[INFO] finished tweaking crates.io crate riven 0.2.0
[INFO] tweaked toml for crates.io crate riven 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68c0de60cfc891f8df7134a40448ae8198e1b0dfe4fe45431fd78b2f4145a6a3
[INFO] running `"docker" "start" "-a" "68c0de60cfc891f8df7134a40448ae8198e1b0dfe4fe45431fd78b2f4145a6a3"`
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking scan_fmt v0.2.4
[INFO] [stderr]     Checking fake_instant v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking tokio v0.2.10
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking async-compression v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking num_enum v0.4.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking riven v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.75s
[INFO] running `"docker" "inspect" "68c0de60cfc891f8df7134a40448ae8198e1b0dfe4fe45431fd78b2f4145a6a3"`
[INFO] running `"docker" "rm" "-f" "68c0de60cfc891f8df7134a40448ae8198e1b0dfe4fe45431fd78b2f4145a6a3"`
[INFO] [stdout] 68c0de60cfc891f8df7134a40448ae8198e1b0dfe4fe45431fd78b2f4145a6a3