[INFO] fetching crate xi-core-lib 0.3.0...
[INFO] checking xi-core-lib-0.3.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate xi-core-lib 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate xi-core-lib 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xi-core-lib 0.3.0
[INFO] finished tweaking crates.io crate xi-core-lib 0.3.0
[INFO] tweaked toml for crates.io crate xi-core-lib 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded xi-rpc v0.3.0
[INFO] [stderr]   Downloaded xi-rope v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d8f3185a9971779eb09d7d2c477353bc58d2237de39429ad9bc4fc87f43618bd
[INFO] running `Command { std: "docker" "start" "-a" "d8f3185a9971779eb09d7d2c477353bc58d2237de39429ad9bc4fc87f43618bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8f3185a9971779eb09d7d2c477353bc58d2237de39429ad9bc4fc87f43618bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f3185a9971779eb09d7d2c477353bc58d2237de39429ad9bc4fc87f43618bd", kill_on_drop: false }`
[INFO] [stdout] d8f3185a9971779eb09d7d2c477353bc58d2237de39429ad9bc4fc87f43618bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aec3dc0d4b72d63784848f8c3a3b0d809e00e9c14bebd41a1763bf8cb58af14
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6aec3dc0d4b72d63784848f8c3a3b0d809e00e9c14bebd41a1763bf8cb58af14", kill_on_drop: false }`
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v0.4.2
[INFO] [stderr]     Checking xi-rope v0.3.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking xi-trace v0.2.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking xi-rpc v0.3.0
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking syntect v3.3.0
[INFO] [stderr]     Checking xi-core-lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/backspace.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/backspace.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:699:62
[INFO] [stdout]     |
[INFO] [stdout] 699 |             UnknownDomain(ref s) => write!(f, "{}: {}", self.description(), s),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:700:70
[INFO] [stdout]     |
[INFO] [stdout] 700 |             Parse(ref p, ref e) => write!(f, "{} ({:?}), {:?}", self.description(), p, e),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:712:34
[INFO] [stdout]     |
[INFO] [stdout] 712 |             Parse(_, ref e) => e.description(),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:713:28
[INFO] [stdout]     |
[INFO] [stdout] 713 |             Io(ref e) => e.description(),
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:714:40
[INFO] [stdout]     |
[INFO] [stdout] 714 |             UnexpectedItem(ref e) => e.description(),
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:699:62
[INFO] [stdout]     |
[INFO] [stdout] 699 |             UnknownDomain(ref s) => write!(f, "{}: {}", self.description(), s),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:700:70
[INFO] [stdout]     |
[INFO] [stdout] 700 |             Parse(ref p, ref e) => write!(f, "{} ({:?}), {:?}", self.description(), p, e),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:712:34
[INFO] [stdout]     |
[INFO] [stdout] 712 |             Parse(_, ref e) => e.description(),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:713:28
[INFO] [stdout]     |
[INFO] [stdout] 713 |             Io(ref e) => e.description(),
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:714:40
[INFO] [stdout]     |
[INFO] [stdout] 714 |             UnexpectedItem(ref e) => e.description(),
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/recorder.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(&mut self.active_recording, recording_name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> benches/wrap.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(test)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xi-core-lib` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/recorder.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(&mut self.active_recording, recording_name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6aec3dc0d4b72d63784848f8c3a3b0d809e00e9c14bebd41a1763bf8cb58af14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aec3dc0d4b72d63784848f8c3a3b0d809e00e9c14bebd41a1763bf8cb58af14", kill_on_drop: false }`
[INFO] [stdout] 6aec3dc0d4b72d63784848f8c3a3b0d809e00e9c14bebd41a1763bf8cb58af14
