[INFO] fetching crate reool 0.23.0...
[INFO] checking reool-0.23.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate reool 0.23.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate reool 0.23.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate reool 0.23.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate reool 0.23.0
[INFO] tweaked toml for crates.io crate reool 0.23.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate reool 0.23.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] ed39fd011d89a86f6bc016e5c1b8b0496fd14407a2fa3438c671ccd953f172de
[INFO] running `"docker" "start" "-a" "ed39fd011d89a86f6bc016e5c1b8b0496fd14407a2fa3438c671ccd953f172de"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking backtrace-sys v0.1.33
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling enum-as-inner v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking redis v0.15.1
[INFO] [stderr]     Checking trust-dns-proto v0.19.3
[INFO] [stderr]     Checking trust-dns-resolver v0.19.3
[INFO] [stderr]     Checking reool v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |         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:144:61
[INFO] [stderr]     |
[INFO] [stderr] 144 |             (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:145:50
[INFO] [stderr]     |
[INFO] [stderr] 145 |             (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:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |         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:144:61
[INFO] [stderr]     |
[INFO] [stderr] 144 |             (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:145:50
[INFO] [stderr]     |
[INFO] [stderr] 145 |             (None, None) => write!(f, "{}", self.description()),
[INFO] [stderr]     |                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.37s
[INFO] running `"docker" "inspect" "ed39fd011d89a86f6bc016e5c1b8b0496fd14407a2fa3438c671ccd953f172de"`
[INFO] running `"docker" "rm" "-f" "ed39fd011d89a86f6bc016e5c1b8b0496fd14407a2fa3438c671ccd953f172de"`
[INFO] [stdout] ed39fd011d89a86f6bc016e5c1b8b0496fd14407a2fa3438c671ccd953f172de