[INFO] crate reool 0.21.3 is already in cache
[INFO] checking reool-0.21.3 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate reool 0.21.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reool 0.21.3 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate reool 0.21.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate reool 0.21.3
[INFO] tweaked toml for crates.io crate reool 0.21.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate reool 0.21.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] c0fb66136a7c64b68b409a185994b6434ab59b0cc66d4df9cfddaf8f43fdbdad
[INFO] running `"docker" "start" "-a" "c0fb66136a7c64b68b409a185994b6434ab59b0cc66d4df9cfddaf8f43fdbdad"`
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking redis v0.13.0
[INFO] [stderr]     Checking reool v0.21.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |         f.write_str(self.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/error.rs:146:61
[INFO] [stderr]     |
[INFO] [stderr] 146 |             (None, Some(cause)) => write!(f, "{}: {}", self.description(), cause),
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:147:50
[INFO] [stderr]     |
[INFO] [stderr] 147 |             (None, None) => write!(f, "{}", self.description()),
[INFO] [stderr]     |                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |         f.write_str(self.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/error.rs:146:61
[INFO] [stderr]     |
[INFO] [stderr] 146 |             (None, Some(cause)) => write!(f, "{}: {}", self.description(), cause),
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:147:50
[INFO] [stderr]     |
[INFO] [stderr] 147 |             (None, None) => write!(f, "{}", self.description()),
[INFO] [stderr]     |                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/pools/pool_internal/test.rs:397:34
[INFO] [stderr]     |
[INFO] [stderr] 397 |                 f.write_str(self.description())
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/pools/pool_internal/test.rs:437:34
[INFO] [stderr]     |
[INFO] [stderr] 437 |                 f.write_str(self.description())
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.93s
[INFO] running `"docker" "inspect" "c0fb66136a7c64b68b409a185994b6434ab59b0cc66d4df9cfddaf8f43fdbdad"`
[INFO] running `"docker" "rm" "-f" "c0fb66136a7c64b68b409a185994b6434ab59b0cc66d4df9cfddaf8f43fdbdad"`
[INFO] [stdout] c0fb66136a7c64b68b409a185994b6434ab59b0cc66d4df9cfddaf8f43fdbdad