[INFO] fetching crate ruchat 0.1.2...
[INFO] checking ruchat-0.1.2 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657-1
[INFO] extracting crate ruchat 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ruchat 0.1.2
[INFO] finished tweaking crates.io crate ruchat 0.1.2
[INFO] tweaked toml for crates.io crate ruchat 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruchat 0.1.2 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruchat 0.1.2 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ec6dbe900dc60cbae0dd3f1e503b7110d2c3c39b79e97150652a185d8168e70
[INFO] running `Command { std: "docker" "start" "-a" "6ec6dbe900dc60cbae0dd3f1e503b7110d2c3c39b79e97150652a185d8168e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec6dbe900dc60cbae0dd3f1e503b7110d2c3c39b79e97150652a185d8168e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec6dbe900dc60cbae0dd3f1e503b7110d2c3c39b79e97150652a185d8168e70", kill_on_drop: false }`
[INFO] [stdout] 6ec6dbe900dc60cbae0dd3f1e503b7110d2c3c39b79e97150652a185d8168e70
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9292f03e3b6962197d741853e7744d82a0d8e56e4e5b6d5ab9125b8526113e09
[INFO] running `Command { std: "docker" "start" "-a" "9292f03e3b6962197d741853e7744d82a0d8e56e4e5b6d5ab9125b8526113e09", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/io.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     use tokio::io::{self, AsyncWriteExt};
[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: `std::path::Path`
[INFO] [stdout]   --> src/options.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ollama/pipe.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut options = get_options(&args.config).await?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ollama/pipe.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut model_name = match args.model.as_deref().or(args.positional_model.as_deref()) {
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ollama/pipe.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut options = get_options(&args.config).await?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ollama/pipe.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut model_name = match args.model.as_deref().or(args.positional_model.as_deref()) {
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]   --> src/io.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |     use tokio::io::{self, AsyncWriteExt};
[INFO] [stdout]    |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/ollama/chat/bufcursor.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             x => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write` is never used
[INFO] [stdout]   --> src/io.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Io {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub(crate) async fn write(&mut self, s: &str) -> Result<(), RuChatError> {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `debug`, `set_cursor`, `len`, `cursor_position`, `write`, and `pop` are never used
[INFO] [stdout]    --> src/ollama/chat/bufcursor.rs:55:8
[INFO] [stdout]     |
[INFO] [stdout]  14 | impl BufCursor {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn debug<D>(&mut self, d: D) -> Result<(), RuChatError>
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub(crate) fn set_cursor(&mut self, cursor: (usize, usize)) {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 196 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     fn cursor_position(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     fn write(&mut self, line: &str) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn pop(&mut self) -> Result<(), RuChatError> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `parent_question_id` are never read
[INFO] [stdout]   --> src/ollama/chat/conversation_tree.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | struct Answer {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout]  7 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     parent_question_id: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Answer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `parent_question_id`, and `children_question_ids` are never read
[INFO] [stdout]   --> src/ollama/chat/conversation_tree.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Question {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 18 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     parent_question_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     children_question_ids: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Question` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `edit_question`, `find_parent`, and `get_current_question_id` are never used
[INFO] [stdout]    --> src/ollama/chat/conversation_tree.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout]  42 | impl ConversationTree {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub(crate) fn edit_question(
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 341 |     pub(crate) fn find_parent(&self, question_id: usize) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub(crate) fn get_current_question_id(&self) -> Result<usize, RuChatError> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/ollama/chat/bufcursor.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             x => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `debug`, `set_cursor`, `len`, `cursor_position`, `write`, and `pop` are never used
[INFO] [stdout]    --> src/ollama/chat/bufcursor.rs:55:8
[INFO] [stdout]     |
[INFO] [stdout]  14 | impl BufCursor {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn debug<D>(&mut self, d: D) -> Result<(), RuChatError>
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub(crate) fn set_cursor(&mut self, cursor: (usize, usize)) {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 196 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     fn cursor_position(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     fn write(&mut self, line: &str) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn pop(&mut self) -> Result<(), RuChatError> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `parent_question_id` are never read
[INFO] [stdout]   --> src/ollama/chat/conversation_tree.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | struct Answer {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout]  7 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     parent_question_id: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Answer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `parent_question_id`, and `children_question_ids` are never read
[INFO] [stdout]   --> src/ollama/chat/conversation_tree.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Question {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 18 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     parent_question_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     children_question_ids: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Question` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `edit_question`, `find_parent`, and `get_current_question_id` are never used
[INFO] [stdout]    --> src/ollama/chat/conversation_tree.rs:123:19
[INFO] [stdout]     |
[INFO] [stdout]  42 | impl ConversationTree {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub(crate) fn edit_question(
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 341 |     pub(crate) fn find_parent(&self, question_id: usize) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub(crate) fn get_current_question_id(&self) -> Result<usize, RuChatError> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.73s
[INFO] running `Command { std: "docker" "inspect" "9292f03e3b6962197d741853e7744d82a0d8e56e4e5b6d5ab9125b8526113e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9292f03e3b6962197d741853e7744d82a0d8e56e4e5b6d5ab9125b8526113e09", kill_on_drop: false }`
[INFO] [stdout] 9292f03e3b6962197d741853e7744d82a0d8e56e4e5b6d5ab9125b8526113e09
