[INFO] fetching crate basic_tree 0.2.5...
[INFO] testing basic_tree-0.2.5 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate basic_tree 0.2.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate basic_tree 0.2.5 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basic_tree 0.2.5
[INFO] finished tweaking crates.io crate basic_tree 0.2.5
[INFO] tweaked toml for crates.io crate basic_tree 0.2.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2a84e78d95597f906659512f37e6feb3928c24baa2445971f22a2419a563443
[INFO] running `Command { std: "docker" "start" "-a" "e2a84e78d95597f906659512f37e6feb3928c24baa2445971f22a2419a563443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2a84e78d95597f906659512f37e6feb3928c24baa2445971f22a2419a563443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a84e78d95597f906659512f37e6feb3928c24baa2445971f22a2419a563443", kill_on_drop: false }`
[INFO] [stdout] e2a84e78d95597f906659512f37e6feb3928c24baa2445971f22a2419a563443
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98f49518c718ed0f9b50330bed8df3ed6c3edebe35955ebbcaf7a270f6ad989e
[INFO] running `Command { std: "docker" "start" "-a" "98f49518c718ed0f9b50330bed8df3ed6c3edebe35955ebbcaf7a270f6ad989e", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_tree v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/trie/word.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WordTrie {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordTrie` has a derived impl for the trait `Debug`, 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: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stdout]   --> src/trie/word.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "98f49518c718ed0f9b50330bed8df3ed6c3edebe35955ebbcaf7a270f6ad989e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f49518c718ed0f9b50330bed8df3ed6c3edebe35955ebbcaf7a270f6ad989e", kill_on_drop: false }`
[INFO] [stdout] 98f49518c718ed0f9b50330bed8df3ed6c3edebe35955ebbcaf7a270f6ad989e
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe3be4f433e02f559a9072d9e07558b6d9d76270a4297292f22d8e7dd710b0a2
[INFO] running `Command { std: "docker" "start" "-a" "fe3be4f433e02f559a9072d9e07558b6d9d76270a4297292f22d8e7dd710b0a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_tree v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/trie/word.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WordTrie {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordTrie` has a derived impl for the trait `Debug`, 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: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stdout]   --> src/trie/word.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_leaf` is never used
[INFO] [stdout]   --> src/trie/word.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "fe3be4f433e02f559a9072d9e07558b6d9d76270a4297292f22d8e7dd710b0a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3be4f433e02f559a9072d9e07558b6d9d76270a4297292f22d8e7dd710b0a2", kill_on_drop: false }`
[INFO] [stdout] fe3be4f433e02f559a9072d9e07558b6d9d76270a4297292f22d8e7dd710b0a2
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3a341bbe2a5c35c0252876ac0cdc6bb4bc605146b51d757be687ba56733d4c6
[INFO] running `Command { std: "docker" "start" "-a" "c3a341bbe2a5c35c0252876ac0cdc6bb4bc605146b51d757be687ba56733d4c6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::Eq`
[INFO] [stderr]  --> src/trie/word.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::Eq;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/trie/word.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner` is never read
[INFO] [stderr]   --> src/trie/word.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct WordTrie {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `WordTrie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stderr]   --> src/trie/word.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl WordTrie {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 29 |     fn new() -> WordTrie {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_tree` (lib) generated 4 warnings (run `cargo fix --lib -p basic_tree` to apply 2 suggestions)
[INFO] [stderr] warning: method `get_leaf` is never used
[INFO] [stderr]   --> src/trie/word.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl WordTrie {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_tree` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_tree-3dff7ebace96dc91)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test trie::basic::name ... ok
[INFO] [stdout] test trie::word::test_word ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests basic_tree
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] test src/trie/word.rs - trie::word::WordTrie (line 12) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 25) ... FAILED
[INFO] [stdout] test src/trie/basic.rs - trie::basic::Node (line 34) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]   --> src/lib.rs:14:51
[INFO] [stdout]    |
[INFO] [stdout] 5  | let word_trie = basic_tree::trie::word::WordTrie::new();
[INFO] [stdout]    |                                                   ^^^ private associated function
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |     -------------------- private associated function defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: method `insert_words` is private
[INFO] [stdout]   --> src/lib.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 8  | word_trie.insert_words(seq, "没干嘛");
[INFO] [stdout]    |           ^^^^^^^^^^^^ private method
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |     ------------------------------------------------- private method defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: method `insert_words` is private
[INFO] [stdout]   --> src/lib.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 9  | word_trie.insert_words(seq1, "是吗");
[INFO] [stdout]    |           ^^^^^^^^^^^^ private method
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |     ------------------------------------------------- private method defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/trie/word.rs - trie::word::WordTrie (line 12) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WordTrie`
[INFO] [stdout]  --> src/trie/word.rs:13:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let word_trie = WordTrie::new();
[INFO] [stdout]   |                 ^^^^^^^^ use of undeclared type `WordTrie`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::word::WordTrie;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/lib.rs:30:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   | ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/lib.rs:30:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                                      ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/lib.rs:31:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | let leaf = Node::get_leaf(node.clone(), &seq1);
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]   --> src/lib.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | assert_ne!(leaf, Leaf::End("intention".to_string()));
[INFO] [stdout]    |                  ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 2  + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/trie/basic.rs - trie::basic::Node (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:35:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let node = Node::new();
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:38:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   | ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/trie/basic.rs:38:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                                      ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:39:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | let leaf = Node::get_leaf(node.clone(), &seq1);
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/trie/basic.rs:40:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_ne!(leaf, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                  ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout]     src/lib.rs - (line 25)
[INFO] [stdout]     src/trie/basic.rs - trie::basic::Node (line 34)
[INFO] [stdout]     src/trie/word.rs - trie::word::WordTrie (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c3a341bbe2a5c35c0252876ac0cdc6bb4bc605146b51d757be687ba56733d4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a341bbe2a5c35c0252876ac0cdc6bb4bc605146b51d757be687ba56733d4c6", kill_on_drop: false }`
[INFO] [stdout] c3a341bbe2a5c35c0252876ac0cdc6bb4bc605146b51d757be687ba56733d4c6
[INFO] testing basic_tree-0.2.5 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate basic_tree 0.2.5 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate basic_tree 0.2.5 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basic_tree 0.2.5
[INFO] finished tweaking crates.io crate basic_tree 0.2.5
[INFO] tweaked toml for crates.io crate basic_tree 0.2.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe4c6c325858d37af61448e08bb05bcba786a2baa707b2bb31368edab133f928
[INFO] running `Command { std: "docker" "start" "-a" "fe4c6c325858d37af61448e08bb05bcba786a2baa707b2bb31368edab133f928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe4c6c325858d37af61448e08bb05bcba786a2baa707b2bb31368edab133f928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4c6c325858d37af61448e08bb05bcba786a2baa707b2bb31368edab133f928", kill_on_drop: false }`
[INFO] [stdout] fe4c6c325858d37af61448e08bb05bcba786a2baa707b2bb31368edab133f928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276c8374db9ca2603b0731a264a1b5172047e6a608391d9912ebecf029f2f2d0
[INFO] running `Command { std: "docker" "start" "-a" "276c8374db9ca2603b0731a264a1b5172047e6a608391d9912ebecf029f2f2d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_tree v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/trie/word.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WordTrie {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordTrie` has a derived impl for the trait `Debug`, 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: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stdout]   --> src/trie/word.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "276c8374db9ca2603b0731a264a1b5172047e6a608391d9912ebecf029f2f2d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276c8374db9ca2603b0731a264a1b5172047e6a608391d9912ebecf029f2f2d0", kill_on_drop: false }`
[INFO] [stdout] 276c8374db9ca2603b0731a264a1b5172047e6a608391d9912ebecf029f2f2d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70f5aed168fcb1e6ba40a2f0f50576c978c655caf2022cf4a07ad6c42b633a50
[INFO] running `Command { std: "docker" "start" "-a" "70f5aed168fcb1e6ba40a2f0f50576c978c655caf2022cf4a07ad6c42b633a50", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/trie/word.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WordTrie {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordTrie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling basic_tree v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stdout]   --> src/trie/word.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Eq`
[INFO] [stdout]  --> src/trie/word.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Eq;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/trie/word.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_leaf` is never used
[INFO] [stdout]   --> src/trie/word.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl WordTrie {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "70f5aed168fcb1e6ba40a2f0f50576c978c655caf2022cf4a07ad6c42b633a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f5aed168fcb1e6ba40a2f0f50576c978c655caf2022cf4a07ad6c42b633a50", kill_on_drop: false }`
[INFO] [stdout] 70f5aed168fcb1e6ba40a2f0f50576c978c655caf2022cf4a07ad6c42b633a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf6f1a04e372e2b367ac8e4cf35133bcb9cfccb2dc87359b8436675767fb80fe
[INFO] running `Command { std: "docker" "start" "-a" "bf6f1a04e372e2b367ac8e4cf35133bcb9cfccb2dc87359b8436675767fb80fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::Eq`
[INFO] [stderr]  --> src/trie/word.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::Eq;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/trie/word.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner` is never read
[INFO] [stderr]   --> src/trie/word.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct WordTrie {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 25 |     inner: Rc<RefCell<Node<String>>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `WordTrie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert_words`, `split_words`, `insert`, and `get_leaf` are never used
[INFO] [stderr]   --> src/trie/word.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl WordTrie {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 29 |     fn new() -> WordTrie {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn split_words(words: &str) -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn insert(&self, words: &[String], target: String) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_tree` (lib) generated 4 warnings (run `cargo fix --lib -p basic_tree` to apply 2 suggestions)
[INFO] [stderr] warning: method `get_leaf` is never used
[INFO] [stderr]   --> src/trie/word.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl WordTrie {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn get_leaf(&self, words: &[String]) -> Leaf<String> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_tree` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_tree-3dff7ebace96dc91)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test trie::basic::name ... ok
[INFO] [stdout] test trie::word::test_word ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests basic_tree
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] test src/trie/word.rs - trie::word::WordTrie (line 12) ... FAILED
[INFO] [stdout] test src/trie/basic.rs - trie::basic::Node (line 34) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 25) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]   --> src/lib.rs:14:51
[INFO] [stdout]    |
[INFO] [stdout] 5  | let word_trie = basic_tree::trie::word::WordTrie::new();
[INFO] [stdout]    |                                                   ^^^ private associated function
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new() -> WordTrie {
[INFO] [stdout]    |     -------------------- private associated function defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: method `insert_words` is private
[INFO] [stdout]   --> src/lib.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 8  | word_trie.insert_words(seq, "没干嘛");
[INFO] [stdout]    |           ^^^^^^^^^^^^ private method
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |     ------------------------------------------------- private method defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: method `insert_words` is private
[INFO] [stdout]   --> src/lib.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 9  | word_trie.insert_words(seq1, "是吗");
[INFO] [stdout]    |           ^^^^^^^^^^^^ private method
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/trie/word.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn insert_words(&self, words: &str, target: &str) {
[INFO] [stdout]    |     ------------------------------------------------- private method defined here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/trie/word.rs - trie::word::WordTrie (line 12) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WordTrie`
[INFO] [stdout]  --> src/trie/word.rs:13:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let word_trie = WordTrie::new();
[INFO] [stdout]   |                 ^^^^^^^^ use of undeclared type `WordTrie`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::word::WordTrie;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/trie/basic.rs - trie::basic::Node (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:35:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let node = Node::new();
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:38:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   | ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/trie/basic.rs:38:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                                      ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/trie/basic.rs:39:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | let leaf = Node::get_leaf(node.clone(), &seq1);
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/trie/basic.rs:40:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_ne!(leaf, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                  ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/lib.rs:30:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   | ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]  --> src/lib.rs:30:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | Node::insert_seq(node.clone(), &seq, Leaf::End("intention".to_string()));
[INFO] [stdout]   |                                      ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Node`
[INFO] [stdout]  --> src/lib.rs:31:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | let leaf = Node::get_leaf(node.clone(), &seq1);
[INFO] [stdout]   |            ^^^^ use of undeclared type `Node`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use basic_tree::trie::basic::Node;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Leaf`
[INFO] [stdout]   --> src/lib.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | assert_ne!(leaf, Leaf::End("intention".to_string()));
[INFO] [stdout]    |                  ^^^^ use of undeclared type `Leaf`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 2  + use basic_tree::trie::basic::Leaf;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout]     src/lib.rs - (line 25)
[INFO] [stdout]     src/trie/basic.rs - trie::basic::Node (line 34)
[INFO] [stdout]     src/trie/word.rs - trie::word::WordTrie (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "bf6f1a04e372e2b367ac8e4cf35133bcb9cfccb2dc87359b8436675767fb80fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6f1a04e372e2b367ac8e4cf35133bcb9cfccb2dc87359b8436675767fb80fe", kill_on_drop: false }`
[INFO] [stdout] bf6f1a04e372e2b367ac8e4cf35133bcb9cfccb2dc87359b8436675767fb80fe
