[INFO] crate r2d2_redis 0.12.0 is already in cache
[INFO] checking r2d2_redis-0.12.0 against master#1d5f6d41e140a3d6a9c6584d555bc09f10222d24 for pr-66037-3
[INFO] extracting crate r2d2_redis 0.12.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate r2d2_redis 0.12.0 on toolchain 1d5f6d41e140a3d6a9c6584d555bc09f10222d24
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1d5f6d41e140a3d6a9c6584d555bc09f10222d24" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate r2d2_redis 0.12.0
[INFO] finished tweaking crates.io crate r2d2_redis 0.12.0
[INFO] tweaked toml for crates.io crate r2d2_redis 0.12.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate r2d2_redis 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1d5f6d41e140a3d6a9c6584d555bc09f10222d24" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1d5f6d41e140a3d6a9c6584d555bc09f10222d24" "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] 4ec6418c7d63f63bc9b834c6da1cdf6c17406c33ed0975748342d5f3512747f7
[INFO] running `"docker" "start" "-a" "4ec6418c7d63f63bc9b834c6da1cdf6c17406c33ed0975748342d5f3512747f7"`
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking r2d2 v0.8.5
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking redis v0.13.0
[INFO] [stderr]     Checking r2d2_redis v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:32:42
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::Other(ref err) => err.description(),
[INFO] [stderr]    |                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:32:42
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::Other(ref err) => err.description(),
[INFO] [stderr]    |                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `"docker" "inspect" "4ec6418c7d63f63bc9b834c6da1cdf6c17406c33ed0975748342d5f3512747f7"`
[INFO] running `"docker" "rm" "-f" "4ec6418c7d63f63bc9b834c6da1cdf6c17406c33ed0975748342d5f3512747f7"`
[INFO] [stdout] 4ec6418c7d63f63bc9b834c6da1cdf6c17406c33ed0975748342d5f3512747f7