[INFO] crate serde_db 0.8.3 is already in cache
[INFO] checking serde_db-0.8.3 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate serde_db 0.8.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serde_db 0.8.3 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde_db 0.8.3
[INFO] finished tweaking crates.io crate serde_db 0.8.3
[INFO] tweaked toml for crates.io crate serde_db 0.8.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bf96627d16e17ccf2b3575e8cfd8b9d634ac57ea581e3319a37d8cb9e383f116
[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" "bf96627d16e17ccf2b3575e8cfd8b9d634ac57ea581e3319a37d8cb9e383f116"`
[INFO] [stderr]     Checking pulldown-cmark v0.4.1
[INFO] [stderr]     Checking serde_db v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking flexi_logger v0.14.5
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/ser/serializer.rs:409:9
[INFO] [stderr]     |
[INFO] [stderr] 409 |         r#try!(serde::ser::SerializeMap::serialize_key(self, key));
[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/de/conversion_error.rs:32:56
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 write!(formatter, "{}: (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:76:55
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 write!(formatter, "{} (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:79:55
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 write!(formatter, "{} (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:82:46
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 write!(formatter, "{}", 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/ser/serialization_error.rs:59:30
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 Some(e) => e.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/ser/serialization_error.rs:99:76
[INFO] [stderr]    |
[INFO] [stderr] 99 |             SerializationError::Serde(ref s) => write!(fmt, "{}: {}", self.description(), s),
[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/ser/serialization_error.rs:101:44
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 write!(fmt, "{}: {}", self.description(), s)
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.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]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.description())),
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/ser/serializer.rs:409:9
[INFO] [stderr]     |
[INFO] [stderr] 409 |         r#try!(serde::ser::SerializeMap::serialize_key(self, key));
[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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.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]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.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]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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/de/conversion_error.rs:32:56
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 write!(formatter, "{}: (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:76:55
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 write!(formatter, "{} (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:79:55
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 write!(formatter, "{} (\"{}\")", self.description(), s)
[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/de/deserialization_error.rs:82:46
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 write!(formatter, "{}", 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]   --> tests/mock_db/error.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Error::DESERIALIZATION(ref e) => e.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]   --> tests/mock_db/error.rs:15:46
[INFO] [stderr]    |
[INFO] [stderr] 15 |             Error::SERIALIZATION(ref e) => e.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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.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]    --> tests/mock_db/serde_db_impl/ser.rs:129:52
[INFO] [stderr]     |
[INFO] [stderr] 129 |         Err(e) => Err(SerializationError::custom(e.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/ser/serialization_error.rs:59:30
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 Some(e) => e.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/ser/serialization_error.rs:99:76
[INFO] [stderr]    |
[INFO] [stderr] 99 |             SerializationError::Serde(ref s) => write!(fmt, "{}: {}", self.description(), s),
[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/ser/serialization_error.rs:101:44
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 write!(fmt, "{}: {}", self.description(), s)
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `"docker" "inspect" "bf96627d16e17ccf2b3575e8cfd8b9d634ac57ea581e3319a37d8cb9e383f116"`
[INFO] running `"docker" "rm" "-f" "bf96627d16e17ccf2b3575e8cfd8b9d634ac57ea581e3319a37d8cb9e383f116"`
[INFO] [stdout] bf96627d16e17ccf2b3575e8cfd8b9d634ac57ea581e3319a37d8cb9e383f116