[INFO] fetching crate kobold 0.9.1... [INFO] checking kobold-0.9.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate kobold 0.9.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate kobold 0.9.1 [INFO] finished tweaking crates.io crate kobold 0.9.1 [INFO] tweaked toml for crates.io crate kobold 0.9.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate kobold 0.9.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 32 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e27073d2c267e4461c53be65538a1dd8f34d2885553f2f168223eef6c42384c [INFO] running `Command { std: "docker" "start" "-a" "4e27073d2c267e4461c53be65538a1dd8f34d2885553f2f168223eef6c42384c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e27073d2c267e4461c53be65538a1dd8f34d2885553f2f168223eef6c42384c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e27073d2c267e4461c53be65538a1dd8f34d2885553f2f168223eef6c42384c", kill_on_drop: false }` [INFO] [stdout] 4e27073d2c267e4461c53be65538a1dd8f34d2885553f2f168223eef6c42384c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5202ff5cf04a41a1003f110dfcf13d035783667a6d6f713da3ca0b77b0b976d [INFO] running `Command { std: "docker" "start" "-a" "e5202ff5cf04a41a1003f110dfcf13d035783667a6d6f713da3ca0b77b0b976d", kill_on_drop: false }` [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.100 [INFO] [stderr] Compiling bumpalo v3.19.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling wasm-bindgen v0.2.100 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling kobold_macros v0.9.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.100 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.100 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.100 [INFO] [stderr] Checking js-sys v0.3.77 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.50 [INFO] [stderr] Checking web-sys v0.3.77 [INFO] [stderr] Checking kobold v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/value.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | fn update(self, mut p: &mut Self::Product) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/list/page_list.rs:131:19 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn cursor(&mut self) -> Cursor { [INFO] [stdout] | ^^^^^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 131 | pub fn cursor(&mut self) -> Cursor<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/stateful/hook.rs:96:26 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn bind(&self, callback: F) -> Bound [INFO] [stdout] | ^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 96 | pub fn bind(&self, callback: F) -> Bound<'_, S, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/stateful/hook.rs:286:9 [INFO] [stdout] | [INFO] [stdout] 286 | drop([mock, mock]); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[hook::Bound<'_, i32, {closure@src/stateful/hook.rs:280:23: 280:59}>; 2]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 286 - drop([mock, mock]); [INFO] [stdout] 286 + let _ = [mock, mock]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/value.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | fn update(self, mut p: &mut Self::Product) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/list/page_list.rs:131:19 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn cursor(&mut self) -> Cursor { [INFO] [stdout] | ^^^^^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 131 | pub fn cursor(&mut self) -> Cursor<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/stateful/hook.rs:96:26 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn bind(&self, callback: F) -> Bound [INFO] [stdout] | ^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 96 | pub fn bind(&self, callback: F) -> Bound<'_, S, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.84s [INFO] running `Command { std: "docker" "inspect" "e5202ff5cf04a41a1003f110dfcf13d035783667a6d6f713da3ca0b77b0b976d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5202ff5cf04a41a1003f110dfcf13d035783667a6d6f713da3ca0b77b0b976d", kill_on_drop: false }` [INFO] [stdout] e5202ff5cf04a41a1003f110dfcf13d035783667a6d6f713da3ca0b77b0b976d