[INFO] crate rust_cast 0.15.1 is already in cache
[INFO] checking rust_cast-0.15.1 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate rust_cast 0.15.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rust_cast 0.15.1 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust_cast 0.15.1
[INFO] finished tweaking crates.io crate rust_cast 0.15.1
[INFO] tweaked toml for crates.io crate rust_cast 0.15.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b947c5128658ccc125b6a9162b8206cecaadb3a552e9cfa7e16e29bdbc1bbcf8
[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" "b947c5128658ccc125b6a9162b8206cecaadb3a552e9cfa7e16e29bdbc1bbcf8"`
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]    Compiling protoc v2.10.1
[INFO] [stderr]    Compiling protobuf-codegen v2.10.1
[INFO] [stderr]    Compiling protoc-rust v2.10.1
[INFO] [stderr]    Compiling rust_cast v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |             SslError::Generic(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]   --> src/errors.rs:32:45
[INFO] [stderr]    |
[INFO] [stderr] 32 |             SslError::Handshake(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/errors.rs:76:39
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::Io(ref err) => err.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/errors.rs:77:45
[INFO] [stderr]    |
[INFO] [stderr] 77 |             Error::Protobuf(ref err) => err.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/errors.rs:78:50
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Error::Serialization(ref err) => err.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/errors.rs:79:40
[INFO] [stderr]    |
[INFO] [stderr] 79 |             Error::Ssl(ref err) => err.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/errors.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |             SslError::Generic(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]   --> src/errors.rs:32:45
[INFO] [stderr]    |
[INFO] [stderr] 32 |             SslError::Handshake(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/errors.rs:76:39
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::Io(ref err) => err.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/errors.rs:77:45
[INFO] [stderr]    |
[INFO] [stderr] 77 |             Error::Protobuf(ref err) => err.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/errors.rs:78:50
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Error::Serialization(ref err) => err.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/errors.rs:79:40
[INFO] [stderr]    |
[INFO] [stderr] 79 |             Error::Ssl(ref err) => err.description(),
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.34s
[INFO] running `"docker" "inspect" "b947c5128658ccc125b6a9162b8206cecaadb3a552e9cfa7e16e29bdbc1bbcf8"`
[INFO] running `"docker" "rm" "-f" "b947c5128658ccc125b6a9162b8206cecaadb3a552e9cfa7e16e29bdbc1bbcf8"`
[INFO] [stdout] b947c5128658ccc125b6a9162b8206cecaadb3a552e9cfa7e16e29bdbc1bbcf8