[INFO] fetching crate lapce-xi-rope 0.3.2...
[INFO] testing lapce-xi-rope-0.3.2 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] extracting crate lapce-xi-rope 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate lapce-xi-rope 0.3.2 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "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-1-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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75a27659b6250cf4c6ac5bfb5ab55cdd80fbe40eff1e76e41bcf1fec579bac75
[INFO] running `Command { std: "docker" "start" "-a" "75a27659b6250cf4c6ac5bfb5ab55cdd80fbe40eff1e76e41bcf1fec579bac75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75a27659b6250cf4c6ac5bfb5ab55cdd80fbe40eff1e76e41bcf1fec579bac75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a27659b6250cf4c6ac5bfb5ab55cdd80fbe40eff1e76e41bcf1fec579bac75", kill_on_drop: false }`
[INFO] [stdout] 75a27659b6250cf4c6ac5bfb5ab55cdd80fbe40eff1e76e41bcf1fec579bac75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dfc860bb4ccafda93c977f5a23d2a7961a06580550ff0eba2dea9e9de7661c3
[INFO] running `Command { std: "docker" "start" "-a" "6dfc860bb4ccafda93c977f5a23d2a7961a06580550ff0eba2dea9e9de7661c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[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]     = help: consider removing this field
[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] 
[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]     = help: consider removing this field
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `Command { std: "docker" "inspect" "6dfc860bb4ccafda93c977f5a23d2a7961a06580550ff0eba2dea9e9de7661c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfc860bb4ccafda93c977f5a23d2a7961a06580550ff0eba2dea9e9de7661c3", kill_on_drop: false }`
[INFO] [stdout] 6dfc860bb4ccafda93c977f5a23d2a7961a06580550ff0eba2dea9e9de7661c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed5c6815a15b925d7066c1a6262255abe073aa9c8c786a91a2429acebf1ad88b
[INFO] running `Command { std: "docker" "start" "-a" "ed5c6815a15b925d7066c1a6262255abe073aa9c8c786a91a2429acebf1ad88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling serde_test v1.0.163
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[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]     = help: consider removing this field
[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] 
[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]     = help: consider removing this field
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[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] 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 1 previous error
[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]     = help: consider removing this field
[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] 
[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]     = help: consider removing this field
[INFO] [stdout]     = note: `Utf16CodeUnitsMetric` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed5c6815a15b925d7066c1a6262255abe073aa9c8c786a91a2429acebf1ad88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5c6815a15b925d7066c1a6262255abe073aa9c8c786a91a2429acebf1ad88b", kill_on_drop: false }`
[INFO] [stdout] ed5c6815a15b925d7066c1a6262255abe073aa9c8c786a91a2429acebf1ad88b
