[INFO] fetching crate ori-core 0.1.0-alpha.1... [INFO] building ori-core-0.1.0-alpha.1 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] extracting crate ori-core 0.1.0-alpha.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate ori-core 0.1.0-alpha.1 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ori-core 0.1.0-alpha.1 [INFO] finished tweaking crates.io crate ori-core 0.1.0-alpha.1 [INFO] tweaked toml for crates.io crate ori-core 0.1.0-alpha.1 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 95 packages to latest compatible versions [INFO] [stderr] Adding glam v0.23.0 (available: v0.30.3) [INFO] [stderr] Adding smol_str v0.2.2 (available: v0.3.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ori-macro v0.1.0-alpha.1 [INFO] [stderr] Downloaded deref-derive v0.1.0 [INFO] [stderr] Downloaded ori-graphics v0.1.0-alpha.1 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61c256c945aa95d1847e741f2676a302ea69042f0c2cebfa90e1418d128884a2 [INFO] running `Command { std: "docker" "start" "-a" "61c256c945aa95d1847e741f2676a302ea69042f0c2cebfa90e1418d128884a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61c256c945aa95d1847e741f2676a302ea69042f0c2cebfa90e1418d128884a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61c256c945aa95d1847e741f2676a302ea69042f0c2cebfa90e1418d128884a2", kill_on_drop: false }` [INFO] [stdout] 61c256c945aa95d1847e741f2676a302ea69042f0c2cebfa90e1418d128884a2 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26254a2e25c12ff5dee3142dd1db0dde46d83e26a890252df47cb60a85a97d93 [INFO] running `Command { std: "docker" "start" "-a" "26254a2e25c12ff5dee3142dd1db0dde46d83e26a890252df47cb60a85a97d93", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling simd-adler32 v0.3.7 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling adler2 v2.0.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling weezl v0.1.10 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling crc32fast v1.4.2 [INFO] [stderr] Compiling ucd-trie v0.1.7 [INFO] [stderr] Compiling miniz_oxide v0.8.8 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling zune-inflate v0.2.54 [INFO] [stderr] Compiling fdeflate v0.3.7 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling flate2 v1.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lebe v0.5.2 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling gif v0.13.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling png v0.17.16 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling indexmap v2.9.0 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling smol_str v0.2.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling exr v1.73.0 [INFO] [stderr] Compiling uuid v1.17.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling bytemuck_derive v1.9.3 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling jpeg-decoder v0.3.1 [INFO] [stderr] Compiling bytemuck v1.23.0 [INFO] [stderr] Compiling syn-rsx v0.9.0 [INFO] [stderr] Compiling qoi v0.4.1 [INFO] [stderr] Compiling glam v0.23.0 [INFO] [stderr] Compiling pest v2.8.0 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling tiff v0.9.1 [INFO] [stderr] Compiling deref-derive v0.1.0 [INFO] [stderr] Compiling ori-macro v0.1.0-alpha.1 [INFO] [stderr] Compiling image v0.24.9 [INFO] [stderr] Compiling pest_meta v2.8.0 [INFO] [stderr] Compiling pest_generator v2.8.0 [INFO] [stderr] Compiling pest_derive v2.8.0 [INFO] [stderr] Compiling ori-graphics v0.1.0-alpha.1 [INFO] [stderr] Compiling ori-core v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:28:16 [INFO] [stdout] | [INFO] [stdout] 28 | if callback.callback.as_ptr() == ptr { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::addr_eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:43:51 [INFO] [stdout] | [INFO] [stdout] 43 | let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::addr_eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reactive/callback.rs:125:20 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn upgrade(&self) -> Option> { [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] 125 | pub fn upgrade(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/reactive/scope.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { Box::from_raw(item) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { let _ = Box::from_raw(item); }; [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.69s [INFO] running `Command { std: "docker" "inspect" "26254a2e25c12ff5dee3142dd1db0dde46d83e26a890252df47cb60a85a97d93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26254a2e25c12ff5dee3142dd1db0dde46d83e26a890252df47cb60a85a97d93", kill_on_drop: false }` [INFO] [stdout] 26254a2e25c12ff5dee3142dd1db0dde46d83e26a890252df47cb60a85a97d93 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f554ee56eee2ccb6fd7d3bbe8297160a7f8c1e5849fe404778cec5f05cfd2ae [INFO] running `Command { std: "docker" "start" "-a" "1f554ee56eee2ccb6fd7d3bbe8297160a7f8c1e5849fe404778cec5f05cfd2ae", kill_on_drop: false }` [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:28:16 [INFO] [stdout] | [INFO] [stdout] 28 | if callback.callback.as_ptr() == ptr { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::addr_eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:43:51 [INFO] [stdout] | [INFO] [stdout] 43 | let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::addr_eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ori-core v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reactive/callback.rs:125:20 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn upgrade(&self) -> Option> { [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] 125 | pub fn upgrade(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/reactive/scope.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { Box::from_raw(item) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { let _ = Box::from_raw(item); }; [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:28:16 [INFO] [stdout] | [INFO] [stdout] 28 | if callback.callback.as_ptr() == ptr { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::addr_eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 28 - if callback.callback.as_ptr() == ptr { [INFO] [stdout] 28 + if std::ptr::eq(callback.callback.as_ptr(), ptr) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/reactive/callback.rs:43:51 [INFO] [stdout] | [INFO] [stdout] 43 | let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::addr_eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 43 - let equals = |callback: &WeakCallback| callback.callback.as_ptr() != ptr; [INFO] [stdout] 43 + let equals = |callback: &WeakCallback| !std::ptr::eq(callback.callback.as_ptr(), ptr); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reactive/callback.rs:125:20 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn upgrade(&self) -> Option> { [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] 125 | pub fn upgrade(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/reactive/scope.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { Box::from_raw(item) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | unsafe { let _ = Box::from_raw(item); }; [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.70s [INFO] running `Command { std: "docker" "inspect" "1f554ee56eee2ccb6fd7d3bbe8297160a7f8c1e5849fe404778cec5f05cfd2ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f554ee56eee2ccb6fd7d3bbe8297160a7f8c1e5849fe404778cec5f05cfd2ae", kill_on_drop: false }` [INFO] [stdout] 1f554ee56eee2ccb6fd7d3bbe8297160a7f8c1e5849fe404778cec5f05cfd2ae