[INFO] cloning repository https://github.com/hallcristobal/server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hallcristobal/server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhallcristobal%2Fserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhallcristobal%2Fserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28d4d7641e46929b209562b20d0aee7b8a15d5a8
[INFO] checking hallcristobal/server against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhallcristobal%2Fserver" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hallcristobal/server on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hallcristobal/server
[INFO] finished tweaking git repo https://github.com/hallcristobal/server
[INFO] tweaked toml for git repo https://github.com/hallcristobal/server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hallcristobal/server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding server v0.1.0 (/workspace/builds/worker-6-tc1/source)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded schedule_recv v0.1.0
[INFO] [stderr]   Downloaded parking_lot_core v0.2.2
[INFO] [stderr]   Downloaded smallvec v0.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.27
[INFO] [stderr]   Downloaded parking_lot v0.4.4
[INFO] [stderr]   Downloaded thread-id v3.2.0
[INFO] [stderr]   Downloaded libc v0.2.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80bd41da7704e885a4bde10ebd7b18b6b3ffa5a61b17f71f0a2fcd46caab4342
[INFO] running `Command { std: "docker" "start" "-a" "80bd41da7704e885a4bde10ebd7b18b6b3ffa5a61b17f71f0a2fcd46caab4342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80bd41da7704e885a4bde10ebd7b18b6b3ffa5a61b17f71f0a2fcd46caab4342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bd41da7704e885a4bde10ebd7b18b6b3ffa5a61b17f71f0a2fcd46caab4342", kill_on_drop: false }`
[INFO] [stdout] 80bd41da7704e885a4bde10ebd7b18b6b3ffa5a61b17f71f0a2fcd46caab4342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e860a8f4c73b47c694325a9cf4fdaaa83f910e7f1f79f694bf54ed554f2fd342
[INFO] running `Command { std: "docker" "start" "-a" "e860a8f4c73b47c694325a9cf4fdaaa83f910e7f1f79f694bf54ed554f2fd342", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking smallvec v0.4.1
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking schedule_recv v0.1.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking thread-id v3.2.0
[INFO] [stderr]     Checking parking_lot_core v0.2.2
[INFO] [stderr]     Checking parking_lot v0.4.4
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/connection.rs:84:62
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Err(err) => Err(Error::new(ErrorKind::Other, err.description())),
[INFO] [stdout]    |                                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/server.rs:45:41
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     Err(ref err) if err.description() == "EOF" => {}
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/client.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Err(ref err) if err.description() == "operation would block" => {}
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/connection.rs:84:62
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Err(err) => Err(Error::new(ErrorKind::Other, err.description())),
[INFO] [stdout]    |                                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/server.rs:45:41
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     Err(ref err) if err.description() == "EOF" => {}
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/client.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Err(ref err) if err.description() == "operation would block" => {}
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reconnect`, `add_reconnect_attempt`, and `get_reconnect_attempts` are never used
[INFO] [stdout]   --> src/connection.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Connection {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn reconnect(&self) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 11 |     fn add_reconnect_attempt(&self) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     fn get_reconnect_attempts(&self) -> u8;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reconnect`, `add_reconnect_attempt`, and `get_reconnect_attempts` are never used
[INFO] [stdout]   --> src/connection.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Connection {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn reconnect(&self) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 11 |     fn add_reconnect_attempt(&self) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     fn get_reconnect_attempts(&self) -> u8;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e860a8f4c73b47c694325a9cf4fdaaa83f910e7f1f79f694bf54ed554f2fd342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e860a8f4c73b47c694325a9cf4fdaaa83f910e7f1f79f694bf54ed554f2fd342", kill_on_drop: false }`
[INFO] [stdout] e860a8f4c73b47c694325a9cf4fdaaa83f910e7f1f79f694bf54ed554f2fd342