[INFO] updating cached repository https://github.com/NanXiao/chat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0793be2b465e25865c9076fc32616a05d5340c9c
[INFO] checking NanXiao/chat against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanXiao%2Fchat" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NanXiao/chat on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/NanXiao/chat
[INFO] finished tweaking git repo https://github.com/NanXiao/chat
[INFO] tweaked toml for git repo https://github.com/NanXiao/chat written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/NanXiao/chat already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6fde7fb869e937df988ef5f97c519d56d4d87869a17291fb9a8e14c89cc6e01d
[INFO] running `"docker" "start" "-a" "6fde7fb869e937df988ef5f97c519d56d4d87869a17291fb9a8e14c89cc6e01d"`
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:25:51
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 println!("read_line error: {}", 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/main.rs:34:51
[INFO] [stderr]    |
[INFO] [stderr] 34 |                 println!("write_all error: {}", 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/main.rs:49:52
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 println!("read_until error: {}", 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/main.rs:61:56
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 println!("str::from_utf8 error: {}", 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/main.rs:25:51
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 println!("read_line error: {}", 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/main.rs:83:68
[INFO] [stderr]    |
[INFO] [stderr] 83 | ...                   println!("str::from_utf8 error: {}", 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/main.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     println!("read_until error: {}", 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/main.rs:98:51
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 println!("write_all error: {}", 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/main.rs:34:51
[INFO] [stderr]    |
[INFO] [stderr] 34 |                 println!("write_all error: {}", 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/main.rs:49:52
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 println!("read_until error: {}", 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/main.rs:127:61
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 println!("Receive connection failed: {}", 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/main.rs:150:55
[INFO] [stderr]     |
[INFO] [stderr] 150 |             println!("Connect {} error: {}.", peer, 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/main.rs:61:56
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 println!("str::from_utf8 error: {}", 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/main.rs:170:53
[INFO] [stderr]     |
[INFO] [stderr] 170 |             println!("Bind {} error: {}.", local, 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/main.rs:182:61
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 println!("Receive connection failed: {}", 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/main.rs:192:61
[INFO] [stderr]     |
[INFO] [stderr] 192 |                         println!("Connection error: {}.", 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/main.rs:83:68
[INFO] [stderr]    |
[INFO] [stderr] 83 | ...                   println!("str::from_utf8 error: {}", 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/main.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     println!("read_until error: {}", 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/main.rs:98:51
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 println!("write_all error: {}", 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/main.rs:127:61
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 println!("Receive connection failed: {}", 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/main.rs:150:55
[INFO] [stderr]     |
[INFO] [stderr] 150 |             println!("Connect {} error: {}.", peer, 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/main.rs:170:53
[INFO] [stderr]     |
[INFO] [stderr] 170 |             println!("Bind {} error: {}.", local, 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/main.rs:182:61
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 println!("Receive connection failed: {}", 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/main.rs:192:61
[INFO] [stderr]     |
[INFO] [stderr] 192 |                         println!("Connection error: {}.", e.description());
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "6fde7fb869e937df988ef5f97c519d56d4d87869a17291fb9a8e14c89cc6e01d"`
[INFO] running `"docker" "rm" "-f" "6fde7fb869e937df988ef5f97c519d56d4d87869a17291fb9a8e14c89cc6e01d"`
[INFO] [stdout] 6fde7fb869e937df988ef5f97c519d56d4d87869a17291fb9a8e14c89cc6e01d