[INFO] fetching crate mailparse 0.12.1...
[INFO] checking mailparse-0.12.1 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate mailparse 0.12.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mailparse 0.12.1 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mailparse 0.12.1
[INFO] finished tweaking crates.io crate mailparse 0.12.1
[INFO] tweaked toml for crates.io crate mailparse 0.12.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 08a925c294f8faa2520ee6bc4b05161e06e6e1db72a9e8facbbd52e290b1074d
[INFO] running `"docker" "start" "-a" "08a925c294f8faa2520ee6bc4b05161e06e6e1db72a9e8facbbd52e290b1074d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking quoted_printable v0.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]     Checking mailparse v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:61:72
[INFO] [stderr]    |
[INFO] [stderr] 61 |             MailParseError::QuotedPrintableDecodeError(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:62:63
[INFO] [stderr]    |
[INFO] [stderr] 62 |             MailParseError::Base64DecodeError(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/lib.rs:61:72
[INFO] [stderr]    |
[INFO] [stderr] 61 |             MailParseError::QuotedPrintableDecodeError(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:62:63
[INFO] [stderr]    |
[INFO] [stderr] 62 |             MailParseError::Base64DecodeError(ref err) => err.description(),
[INFO] [stderr]    |                                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `"docker" "inspect" "08a925c294f8faa2520ee6bc4b05161e06e6e1db72a9e8facbbd52e290b1074d"`
[INFO] running `"docker" "rm" "-f" "08a925c294f8faa2520ee6bc4b05161e06e6e1db72a9e8facbbd52e290b1074d"`
[INFO] [stdout] 08a925c294f8faa2520ee6bc4b05161e06e6e1db72a9e8facbbd52e290b1074d