[INFO] crate ron 0.5.1 is already in cache
[INFO] checking ron-0.5.1 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate ron 0.5.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ron 0.5.1 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ron 0.5.1
[INFO] finished tweaking crates.io crate ron 0.5.1
[INFO] tweaked toml for crates.io crate ron 0.5.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bb6cceaa239032546446898f688b8cb0c8a1cc95dc67ae00320f21db91084109
[INFO] running `"docker" "start" "-a" "bb6cceaa239032546446898f688b8cb0c8a1cc95dc67ae00320f21db91084109"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking ron v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/de/error.rs:63:68
[INFO] [stderr]    |
[INFO] [stderr] 63 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, 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/de/error.rs:80:53
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 ParseError::Base64Error(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/error.rs:111:51
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 ParseError::Utf8Error(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/error.rs:143:26
[INFO] [stderr]     |
[INFO] [stderr] 143 |         Error::IoError(e.description().to_string())
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Position` is imported redundantly
[INFO] [stderr]    --> src/de/tests.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 4   | use super::*;
[INFO] [stderr]     |     -------- the item `Position` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 153 |     use crate::parse::Position;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` 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/error.rs:63:68
[INFO] [stderr]    |
[INFO] [stderr] 63 |             Error::Parser(_, pos) => write!(f, "{}: {}", pos, 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/de/error.rs:80:53
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 ParseError::Base64Error(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/error.rs:111:51
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 ParseError::Utf8Error(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/error.rs:143:26
[INFO] [stderr]     |
[INFO] [stderr] 143 |         Error::IoError(e.description().to_string())
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.69s
[INFO] running `"docker" "inspect" "bb6cceaa239032546446898f688b8cb0c8a1cc95dc67ae00320f21db91084109"`
[INFO] running `"docker" "rm" "-f" "bb6cceaa239032546446898f688b8cb0c8a1cc95dc67ae00320f21db91084109"`
[INFO] [stdout] bb6cceaa239032546446898f688b8cb0c8a1cc95dc67ae00320f21db91084109