[INFO] fetching crate behaviortree-rs 0.2.5-alpha3...
[INFO] checking behaviortree-rs-0.2.5-alpha3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate behaviortree-rs 0.2.5-alpha3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate behaviortree-rs 0.2.5-alpha3
[INFO] finished tweaking crates.io crate behaviortree-rs 0.2.5-alpha3
[INFO] tweaked toml for crates.io crate behaviortree-rs 0.2.5-alpha3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate behaviortree-rs 0.2.5-alpha3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.30.0 (available: v0.38.4)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4887da666f97ddafc4d4053890df4751b36102650cd8deb2114fd892c38e0f5a
[INFO] running `Command { std: "docker" "start" "-a" "4887da666f97ddafc4d4053890df4751b36102650cd8deb2114fd892c38e0f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4887da666f97ddafc4d4053890df4751b36102650cd8deb2114fd892c38e0f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4887da666f97ddafc4d4053890df4751b36102650cd8deb2114fd892c38e0f5a", kill_on_drop: false }`
[INFO] [stdout] 4887da666f97ddafc4d4053890df4751b36102650cd8deb2114fd892c38e0f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1190a0f20ae2a6851e85121a5293a4e8b6e5f96cd5c2a73319e17d9e817fe076
[INFO] running `Command { std: "docker" "start" "-a" "1190a0f20ae2a6851e85121a5293a4e8b6e5f96cd5c2a73319e17d9e817fe076", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling behaviortree-rs-derive v0.2.5-alpha3
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking behaviortree-rs v0.2.5-alpha3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/blackboard.rs:103:26
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl std::fmt::Debug for (dyn AnyStringy) {
[INFO] [stdout]     |                          ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 - impl std::fmt::Debug for (dyn AnyStringy) {
[INFO] [stdout] 103 + impl std::fmt::Debug for dyn AnyStringy  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/blackboard.rs:103:26
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl std::fmt::Debug for (dyn AnyStringy) {
[INFO] [stdout]     |                          ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 - impl std::fmt::Debug for (dyn AnyStringy) {
[INFO] [stdout] 103 + impl std::fmt::Debug for dyn AnyStringy  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `checkpoint`
[INFO] [stdout]    --> src/tree.rs:533:33
[INFO] [stdout]     |
[INFO] [stdout] 533 | ...                   let checkpoint = reader.buffer_position();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_checkpoint`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/basic_types.rs:425:17
[INFO] [stdout]     |
[INFO] [stdout] 425 | pub struct Port(String, PortInfo);
[INFO] [stdout]     |            ---- ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 425 - pub struct Port(String, PortInfo);
[INFO] [stdout] 425 + pub struct Port((), PortInfo);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parent` is never used
[INFO] [stdout]    --> src/blackboard.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl Blackboard {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn parent(&self) -> Option<Blackboard> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/basic_types.rs:212:73
[INFO] [stdout]     |
[INFO] [stdout] 212 |       fn from_string(value: impl AsRef<str>) -> Result<String, Self::Err> {
[INFO] [stdout]     |  _________________________________________________________________________^
[INFO] [stdout] 213 | |         Ok(value.as_ref().to_string())
[INFO] [stdout] 214 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/basic_types.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         Ok(value.as_ref().to_string())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:488:10
[INFO] [stdout]     |
[INFO] [stdout] 483 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 484 |         reader: &'a mut Reader<Cursor<Vec<u8>>>,
[INFO] [stdout]     |                  -- the lifetime is named here
[INFO] [stdout] 485 |         blackboard: &'a Blackboard,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 486 |         tree_name: &'a String,
[INFO] [stdout]     |                     -- the lifetime is named here
[INFO] [stdout] 487 |         path_prefix: &'a String,
[INFO] [stdout]     |                       -- the lifetime is named here
[INFO] [stdout] 488 |     ) -> BoxFuture<Result<CreateNodeResult, ParseError>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 488 |     ) -> BoxFuture<'a, Result<CreateNodeResult, ParseError>> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `checkpoint`
[INFO] [stdout]    --> src/tree.rs:533:33
[INFO] [stdout]     |
[INFO] [stdout] 533 | ...                   let checkpoint = reader.buffer_position();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_checkpoint`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `behaviortree-rs` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/basic_types.rs:425:17
[INFO] [stdout]     |
[INFO] [stdout] 425 | pub struct Port(String, PortInfo);
[INFO] [stdout]     |            ---- ^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 425 - pub struct Port(String, PortInfo);
[INFO] [stdout] 425 + pub struct Port((), PortInfo);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parent` is never used
[INFO] [stdout]    --> src/blackboard.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl Blackboard {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn parent(&self) -> Option<Blackboard> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/basic_types.rs:212:73
[INFO] [stdout]     |
[INFO] [stdout] 212 |       fn from_string(value: impl AsRef<str>) -> Result<String, Self::Err> {
[INFO] [stdout]     |  _________________________________________________________________________^
[INFO] [stdout] 213 | |         Ok(value.as_ref().to_string())
[INFO] [stdout] 214 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/basic_types.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         Ok(value.as_ref().to_string())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:488:10
[INFO] [stdout]     |
[INFO] [stdout] 483 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 484 |         reader: &'a mut Reader<Cursor<Vec<u8>>>,
[INFO] [stdout]     |                  -- the lifetime is named here
[INFO] [stdout] 485 |         blackboard: &'a Blackboard,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 486 |         tree_name: &'a String,
[INFO] [stdout]     |                     -- the lifetime is named here
[INFO] [stdout] 487 |         path_prefix: &'a String,
[INFO] [stdout]     |                       -- the lifetime is named here
[INFO] [stdout] 488 |     ) -> BoxFuture<Result<CreateNodeResult, ParseError>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 488 |     ) -> BoxFuture<'a, Result<CreateNodeResult, ParseError>> {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `behaviortree-rs` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1190a0f20ae2a6851e85121a5293a4e8b6e5f96cd5c2a73319e17d9e817fe076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1190a0f20ae2a6851e85121a5293a4e8b6e5f96cd5c2a73319e17d9e817fe076", kill_on_drop: false }`
[INFO] [stdout] 1190a0f20ae2a6851e85121a5293a4e8b6e5f96cd5c2a73319e17d9e817fe076
