[INFO] fetching crate lapce-xi-rope 0.3.2...
[INFO] testing lapce-xi-rope-0.3.2 against 1.76.0 for beta-1.77-1
[INFO] extracting crate lapce-xi-rope 0.3.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate lapce-xi-rope 0.3.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lapce-xi-rope 0.3.2
[INFO] finished tweaking crates.io crate lapce-xi-rope 0.3.2
[INFO] tweaked toml for crates.io crate lapce-xi-rope 0.3.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate lapce-xi-rope 0.3.2 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b82d2356de4405e17afa8ba317638470dd140295f23d6d6995dda7bf52a33aef
[INFO] running `Command { std: "docker" "start" "-a" "b82d2356de4405e17afa8ba317638470dd140295f23d6d6995dda7bf52a33aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82d2356de4405e17afa8ba317638470dd140295f23d6d6995dda7bf52a33aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82d2356de4405e17afa8ba317638470dd140295f23d6d6995dda7bf52a33aef", kill_on_drop: false }`
[INFO] [stdout] b82d2356de4405e17afa8ba317638470dd140295f23d6d6995dda7bf52a33aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c880b216af25ab023548e85dbbec8d0749246b0e989ef129fbaaecb5c3a70c39
[INFO] running `Command { std: "docker" "start" "-a" "c880b216af25ab023548e85dbbec8d0749246b0e989ef129fbaaecb5c3a70c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling lapce-xi-rope v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "c880b216af25ab023548e85dbbec8d0749246b0e989ef129fbaaecb5c3a70c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c880b216af25ab023548e85dbbec8d0749246b0e989ef129fbaaecb5c3a70c39", kill_on_drop: false }`
[INFO] [stdout] c880b216af25ab023548e85dbbec8d0749246b0e989ef129fbaaecb5c3a70c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eeef952afd4ee29e27759fcad7e5c39229681716f2f9b59e2b6a692cf3206ba5
[INFO] running `Command { std: "docker" "start" "-a" "eeef952afd4ee29e27759fcad7e5c39229681716f2f9b59e2b6a692cf3206ba5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_test v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lapce-xi-rope v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `xi_rope`
[INFO] [stdout]   --> examples/ropetoy.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate xi_rope;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lapce-xi-rope` (example "ropetoy") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eeef952afd4ee29e27759fcad7e5c39229681716f2f9b59e2b6a692cf3206ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeef952afd4ee29e27759fcad7e5c39229681716f2f9b59e2b6a692cf3206ba5", kill_on_drop: false }`
[INFO] [stdout] eeef952afd4ee29e27759fcad7e5c39229681716f2f9b59e2b6a692cf3206ba5
[INFO] testing lapce-xi-rope-0.3.2 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate lapce-xi-rope 0.3.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate lapce-xi-rope 0.3.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lapce-xi-rope 0.3.2
[INFO] finished tweaking crates.io crate lapce-xi-rope 0.3.2
[INFO] tweaked toml for crates.io crate lapce-xi-rope 0.3.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate lapce-xi-rope 0.3.2 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e77265c3618059f24cd981a0e3a6fbd5563bacc6d42833f791a7ca24ace6ce8
[INFO] running `Command { std: "docker" "start" "-a" "7e77265c3618059f24cd981a0e3a6fbd5563bacc6d42833f791a7ca24ace6ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e77265c3618059f24cd981a0e3a6fbd5563bacc6d42833f791a7ca24ace6ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e77265c3618059f24cd981a0e3a6fbd5563bacc6d42833f791a7ca24ace6ce8", kill_on_drop: false }`
[INFO] [stdout] 7e77265c3618059f24cd981a0e3a6fbd5563bacc6d42833f791a7ca24ace6ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9153c31f44efbd466b63959615466058d4ac998c72b8d9f8e8f506f26e36dd84
[INFO] running `Command { std: "docker" "start" "-a" "9153c31f44efbd466b63959615466058d4ac998c72b8d9f8e8f506f26e36dd84", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling lapce-xi-rope v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:226:24
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(usize); // number of lines
[INFO] [stdout]     |            ----------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LinesMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(()); // number of lines
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:275:33
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(usize);
[INFO] [stdout]     |            -------------------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(());
[INFO] [stdout]     |                                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "9153c31f44efbd466b63959615466058d4ac998c72b8d9f8e8f506f26e36dd84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9153c31f44efbd466b63959615466058d4ac998c72b8d9f8e8f506f26e36dd84", kill_on_drop: false }`
[INFO] [stdout] 9153c31f44efbd466b63959615466058d4ac998c72b8d9f8e8f506f26e36dd84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce35c9e5f1a98a73c059ebd6d80f95b47a6c8cf3c07193b2697ecfd68ccea1dc
[INFO] running `Command { std: "docker" "start" "-a" "ce35c9e5f1a98a73c059ebd6d80f95b47a6c8cf3c07193b2697ecfd68ccea1dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_test v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:226:24
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(usize); // number of lines
[INFO] [stdout]     |            ----------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LinesMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(()); // number of lines
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:275:33
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(usize);
[INFO] [stdout]     |            -------------------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(());
[INFO] [stdout]     |                                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lapce-xi-rope v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `xi_rope`
[INFO] [stdout]   --> examples/ropetoy.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate xi_rope;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lapce-xi-rope` (example "ropetoy") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout]     |                                   ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -             CountMatcher::Zero => (seg.count == 0),
[INFO] [stdout] 120 +             CountMatcher::Zero => seg.count == 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/multiset.rs:121:38
[INFO] [stdout]     |
[INFO] [stdout] 121 |             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -             CountMatcher::NonZero => (seg.count != 0),
[INFO] [stdout] 121 +             CountMatcher::NonZero => seg.count != 0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/tree.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout]     |                                             ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN),
[INFO] [stdout] 290 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:226:24
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(usize); // number of lines
[INFO] [stdout]     |            ----------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LinesMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct LinesMetric(()); // number of lines
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rope.rs:275:33
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(usize);
[INFO] [stdout]     |            -------------------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Utf16CodeUnitsMetric(());
[INFO] [stdout]     |                                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce35c9e5f1a98a73c059ebd6d80f95b47a6c8cf3c07193b2697ecfd68ccea1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce35c9e5f1a98a73c059ebd6d80f95b47a6c8cf3c07193b2697ecfd68ccea1dc", kill_on_drop: false }`
[INFO] [stdout] ce35c9e5f1a98a73c059ebd6d80f95b47a6c8cf3c07193b2697ecfd68ccea1dc
