[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] c6d8e156b365d6f98040cbb6c31f572035bca357
[INFO] checking alipatti/letter-boxed against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alipatti/letter-boxed on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]      Locking 13 packages to latest compatible versions
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling deprecate-until v0.1.1
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[INFO] [stdout] warning: type `Key<K>` is more private than the item `traversal::<impl Trie<K, V>>::iter_values_unordered`
[INFO] [stdout]   --> vocab-tree/src/traversal.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | /     pub fn iter_values_unordered(
[INFO] [stdout] 91 | |         &self,
[INFO] [stdout] 92 | |         pattern: Option<Pattern<K>>,
[INFO] [stdout] 93 | |     ) -> impl Iterator<Item = (impl Iterator<Item = &K>, &V)> {
[INFO] [stdout]    | |_____________________________________________________________^ method `traversal::<impl Trie<K, V>>::iter_values_unordered` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) enum Key<K> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Key<K>` is more private than the item `traversal_inorder::<impl Trie<K, V>>::iter_values_ordered`
[INFO] [stdout]    --> vocab-tree/src/traversal_inorder.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 | /     pub fn iter_values_ordered(
[INFO] [stdout] 116 | |         &self,
[INFO] [stdout] 117 | |         pattern: Option<Pattern<K>>,
[INFO] [stdout] 118 | |     ) -> impl Iterator<Item = (impl Iterator<Item = &K>, &V)> {
[INFO] [stdout]     | |_____________________________________________________________^ method `traversal_inorder::<impl Trie<K, V>>::iter_values_ordered` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]     |
[INFO] [stdout]  48 | pub(crate) enum Key<K> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Key<K>` is more private than the item `Trie::<K, V>::get`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     pub fn get(
[INFO] [stdout] 104 | |         &self,
[INFO] [stdout] 105 | |         keys: impl IntoIterator<Item = impl Into<Key<K>>>,
[INFO] [stdout] 106 | |     ) -> Option<&V> {
[INFO] [stdout]     | |___________________^ method `Trie::<K, V>::get` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]     |
[INFO] [stdout]  48 | pub(crate) enum Key<K> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stdout] warning: type `trie::Key<K>` is more private than the item `traversal::<impl trie::Trie<K, V>>::iter_values_unordered`
[INFO] [stdout]   --> vocab-tree/src/traversal.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | /     pub fn iter_values_unordered(
[INFO] [stdout] 91 | |         &self,
[INFO] [stdout] 92 | |         pattern: Option<Pattern<K>>,
[INFO] [stdout] 93 | |     ) -> impl Iterator<Item = (impl Iterator<Item = &K>, &V)> {
[INFO] [stdout]    | |_____________________________________________________________^ method `traversal::<impl trie::Trie<K, V>>::iter_values_unordered` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `trie::Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) enum Key<K> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `trie::Key<K>` is more private than the item `traversal_inorder::<impl trie::Trie<K, V>>::iter_values_ordered`
[INFO] [stdout]    --> vocab-tree/src/traversal_inorder.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 | /     pub fn iter_values_ordered(
[INFO] [stdout] 116 | |         &self,
[INFO] [stdout] 117 | |         pattern: Option<Pattern<K>>,
[INFO] [stdout] 118 | |     ) -> impl Iterator<Item = (impl Iterator<Item = &K>, &V)> {
[INFO] [stdout]     | |_____________________________________________________________^ method `traversal_inorder::<impl trie::Trie<K, V>>::iter_values_ordered` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `trie::Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]     |
[INFO] [stdout]  48 | pub(crate) enum Key<K> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `trie::Key<K>` is more private than the item `trie::Trie::<K, V>::get`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     pub fn get(
[INFO] [stdout] 104 | |         &self,
[INFO] [stdout] 105 | |         keys: impl IntoIterator<Item = impl Into<Key<K>>>,
[INFO] [stdout] 106 | |     ) -> Option<&V> {
[INFO] [stdout]     | |___________________^ method `trie::Trie::<K, V>::get` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `trie::Key<K>` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> vocab-tree/src/trie.rs:48:1
[INFO] [stdout]     |
[INFO] [stdout]  48 | pub(crate) enum Key<K> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking pathfinding v4.14.0
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
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[INFO] [stderr]     Checking idna_adapter v1.2.1
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[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]     Checking bincode v1.3.3
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[INFO] [stderr]     Checking reqwest v0.12.22
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking crossword v0.1.0 (/opt/rustwide/workdir/crossword)
[INFO] [stdout] error[E0432]: unresolved import `crate::vocab::load_cached_vocab`
[INFO] [stdout]  --> crossword/src/puzzle.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::vocab::{load_cached_vocab, Vocab};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^ no `load_cached_vocab` in `vocab`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `error::Error`, and `fs`
[INFO] [stdout]  --> crossword/src/vocab.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, error::Error, fs};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> crossword/src/vocab.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::vocab::load_cached_vocab`
[INFO] [stdout]  --> crossword/src/puzzle.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::vocab::{load_cached_vocab, Vocab};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^ no `load_cached_vocab` in `vocab`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `error::Error`, and `fs`
[INFO] [stdout]  --> crossword/src/vocab.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, error::Error, fs};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> crossword/src/vocab.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `vocab` on type `&Vocab`
[INFO] [stdout]   --> crossword/src/vocab.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |             .vocab
[INFO] [stdout]    |              ^^^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available field is: `0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `vocab` on type `&Vocab`
[INFO] [stdout]   --> crossword/src/vocab.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |             .vocab
[INFO] [stdout]    |              ^^^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available field is: `0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<[&str; 3] as IntoIterator>::Item == (&str, usize)`
[INFO] [stdout]   --> crossword/src/vocab.rs:62:32
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let vocab = Vocab::new(words);
[INFO] [stdout]    |                     ---------- ^^^^^ expected `(&str, usize)`, found `&str`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note:  expected tuple `(&str, usize)`
[INFO] [stdout]            found reference `&str`
[INFO] [stdout] note: required by a bound in `Vocab::new`
[INFO] [stdout]   --> crossword/src/vocab.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn new<'a, T>(word_list: T) -> Self
[INFO] [stdout]    |                   --- required by a bound in this associated function
[INFO] [stdout] 17 |     where
[INFO] [stdout] 18 |         T: IntoIterator<Item = (&'a str, Score)>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Vocab::new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossword` (bin "crossword") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0271, E0432, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossword` (bin "crossword" test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030", kill_on_drop: false }`
[INFO] [stdout] dd69c8a2b9aa95aa8a91e4dd403567be7d90d55be3d01a48c0a78ede87ea8030
