[INFO] cloning repository https://github.com/alipatti/letter-boxed [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alipatti/letter-boxed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 71d912b7406dcd326bf049a641b3f24c4673b00a [INFO] checking alipatti/letter-boxed/71d912b7406dcd326bf049a641b3f24c4673b00a against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alipatti/letter-boxed on toolchain db0e836148accac8a22532e3596ac612b63c2d8e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alipatti/letter-boxed [INFO] finished tweaking git repo https://github.com/alipatti/letter-boxed [INFO] tweaked toml for git repo https://github.com/alipatti/letter-boxed written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alipatti/letter-boxed 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" "+db0e836148accac8a22532e3596ac612b63c2d8e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indexmap v2.2.4 [INFO] [stderr] Downloaded scraper v0.20.0 [INFO] [stderr] Downloaded pathfinding v4.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13155b8b371d7fbc391d8ed6d5a5924857beb491834724e4e743a210d0b9c8e1 [INFO] running `Command { std: "docker" "start" "-a" "13155b8b371d7fbc391d8ed6d5a5924857beb491834724e4e743a210d0b9c8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13155b8b371d7fbc391d8ed6d5a5924857beb491834724e4e743a210d0b9c8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13155b8b371d7fbc391d8ed6d5a5924857beb491834724e4e743a210d0b9c8e1", kill_on_drop: false }` [INFO] [stdout] 13155b8b371d7fbc391d8ed6d5a5924857beb491834724e4e743a210d0b9c8e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41498eb265b66bc466a8ea07752d996dbc5a96dea84ea46bd9250f6bdf540352 [INFO] running `Command { std: "docker" "start" "-a" "41498eb265b66bc466a8ea07752d996dbc5a96dea84ea46bd9250f6bdf540352", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling pkg-config v0.3.29 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Compiling openssl v0.10.63 [INFO] [stderr] Checking httparse v1.8.0 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking indexmap v2.2.4 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling semver v1.0.21 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] 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v0.9.5 [INFO] [stderr] Checking dtoa-short v0.3.5 [INFO] [stderr] Checking tendril v0.4.3 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Checking servo_arc v0.3.0 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking rustls-pki-types v1.8.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking sync_wrapper v1.0.1 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking ego-tree v0.6.2 [INFO] [stderr] Checking vocab-tree v0.1.0 (/opt/rustwide/workdir/vocab-tree) [INFO] [stderr] Checking rustls-pemfile v2.1.3 [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> vocab-tree/src/lib.rs:27:51 [INFO] [stdout] | [INFO] [stdout] 27 | remaining_nodes: std::slice::Iter<'a, Box>>, [INFO] [stdout] | ^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] note: these named lifetimes are available to use [INFO] [stdout] --> vocab-tree/src/lib.rs:25:25 [INFO] [stdout] | [INFO] [stdout] 25 | pub struct SearchResult<'a, 'b, T: Clone + Eq> { [INFO] [stdout] | ^^ ^^ [INFO] [stdout] help: consider using one of the available lifetimes here [INFO] [stdout] | [INFO] [stdout] 27 | remaining_nodes: std::slice::Iter<'a, Box>>, [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here [INFO] [stdout] --> vocab-tree/src/lib.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | impl Node { [INFO] [stdout] | ^^^^^^^ expected lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: indicate the anonymous lifetime [INFO] [stdout] | [INFO] [stdout] 31 | impl Node<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here [INFO] [stdout] --> vocab-tree/src/lib.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | impl Vocabulary { [INFO] [stdout] | ^^^^^^^^^^^^^ expected lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: indicate the anonymous lifetime [INFO] [stdout] | [INFO] [stdout] 69 | impl Vocabulary<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Borrow` [INFO] [stdout] --> vocab-tree/src/lib.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> vocab-tree/src/lib.rs:92:22 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn matching<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 92 | ) -> SearchResult { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0063]: missing field `parent` in initializer of `Node<'_, _>` [INFO] [stdout] --> vocab-tree/src/lib.rs:54:46 [INFO] [stdout] | [INFO] [stdout] 54 | let new_child = Box::new(Node::Internal { [INFO] [stdout] | ^^^^^^^^^^^^^^ missing `parent` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> vocab-tree/src/lib.rs:108:14 [INFO] [stdout] | [INFO] [stdout] 108 | Some(Self { [INFO] [stdout] | ______________^ [INFO] [stdout] 109 | | word_fragment, [INFO] [stdout] 110 | | remaining_nodes, [INFO] [stdout] 111 | | current_iterator: todo!(), [INFO] [stdout] | | ------- any code following this expression is unreachable [INFO] [stdout] 112 | | }) [INFO] [stdout] | |_________^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> vocab-tree/src/lib.rs:161:9 [INFO] [stdout] | [INFO] [stdout] 147 | / match next_node { [INFO] [stdout] 148 | | Some(node) => match &**node { [INFO] [stdout] 149 | | Node::Internal { .. } => todo!(), [INFO] [stdout] 150 | | Node::Leaf => { [INFO] [stdout] ... | [INFO] [stdout] 155 | | None => return None, [INFO] [stdout] 156 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] ... [INFO] [stdout] 161 | None [INFO] [stdout] | ^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0063, E0106, E0726. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0063`. [INFO] [stdout] [INFO] [stderr] Checking prefix_tree v0.1.0 (/opt/rustwide/workdir/prefix-tree) [INFO] [stderr] error: could not compile `vocab-tree` (lib) due to 4 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "41498eb265b66bc466a8ea07752d996dbc5a96dea84ea46bd9250f6bdf540352", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41498eb265b66bc466a8ea07752d996dbc5a96dea84ea46bd9250f6bdf540352", kill_on_drop: false }` [INFO] [stdout] 41498eb265b66bc466a8ea07752d996dbc5a96dea84ea46bd9250f6bdf540352