[INFO] fetching crate ducc 0.1.5...
[INFO] testing ducc-0.1.5 against 1.100.0-beta.1 for beta-1.100-4
[INFO] extracting crate ducc 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ducc 0.1.5
[INFO] finished tweaking crates.io crate ducc 0.1.5
[INFO] tweaked toml for crates.io crate ducc 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ducc 0.1.5 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `ducc` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705
[INFO] running `Command { std: "docker" "start" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `ducc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling cc v1.7.0
[INFO] [stderr]    Compiling ducc-sys v0.1.2
[INFO] [stderr]    Compiling ducc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/util.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Box::from_raw(ffi::duk_get_pointer(ctx, -1) as *mut Error);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let _ = Box::from_raw(ffi::duk_get_pointer(ctx, -1) as *mut Error);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 419 | impl_tuple!(A);
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 419 | let _ = impl_tuple!(A);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 419 | impl_tuple!(A);
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 419 | let _ = impl_tuple!(A);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 420 | impl_tuple!(A, B);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 420 | let _ = impl_tuple!(A, B);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 420 | impl_tuple!(A, B);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 420 | let _ = impl_tuple!(A, B);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 421 | impl_tuple!(A, B, C);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 421 | let _ = impl_tuple!(A, B, C);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 421 | impl_tuple!(A, B, C);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 421 | let _ = impl_tuple!(A, B, C);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 422 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 | let _ = impl_tuple!(A, B, C, D);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 422 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 | let _ = impl_tuple!(A, B, C, D);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 423 | let _ = impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 423 | let _ = impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 424 | let _ = impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 424 | let _ = impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 | let _ = impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 | let _ = impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 426 | let _ = impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 426 | let _ = impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 427 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 427 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 428 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 428 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 429 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 429 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 430 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 430 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 431 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 431 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 432 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 432 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 433 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 433 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 434 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 434 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ducc.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn globals(&self) -> Object {
[INFO] [stdout]    |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn globals(&self) -> Object<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ducc.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn compile(&self, source: &str, name: Option<&str>) -> Result<Function> {
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here                  ^^^^^^^^ 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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn compile(&self, source: &str, name: Option<&str>) -> Result<Function<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:175:26
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn create_string(&self, value: &str) -> Result<String> {
[INFO] [stdout]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn create_string(&self, value: &str) -> Result<String<'_>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn create_bytes(&self, value: &[u8]) -> Result<Bytes> {
[INFO] [stdout]     |                         ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn create_bytes(&self, value: &[u8]) -> Result<Bytes<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn create_object(&self) -> Object {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn create_object(&self) -> Object<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:206:25
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn create_array(&self) -> Array {
[INFO] [stdout]     |                         ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn create_array(&self) -> Array<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:358:36
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub(crate) unsafe fn pop_value(&self) -> Value {
[INFO] [stdout]     |                                    ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub(crate) unsafe fn pop_value(&self) -> Value<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:409:34
[INFO] [stdout]     |
[INFO] [stdout] 409 |     pub(crate) unsafe fn pop_ref(&self) -> Ref {
[INFO] [stdout]     |                                  ^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 409 |     pub(crate) unsafe fn pop_ref(&self) -> Ref<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:449:36
[INFO] [stdout]     |
[INFO] [stdout] 449 |     pub(crate) unsafe fn clone_ref(&self, r: &Ref) -> Ref {
[INFO] [stdout]     |                                    ^^^^^              ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 449 |     pub(crate) unsafe fn clone_ref(&self, r: &Ref) -> Ref<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/ducc.rs:476:13
[INFO] [stdout]     |
[INFO] [stdout] 476 |             Box::from_raw(udata);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 476 |             let _ = Box::from_raw(udata);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/ducc.rs:477:13
[INFO] [stdout]     |
[INFO] [stdout] 477 |             Box::from_raw(any_map);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 477 |             let _ = Box::from_raw(any_map);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `ducc` (manifest) generated 1 warning
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/util.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Box::from_raw(ffi::duk_get_pointer(ctx, -1) as *mut Error);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let _ = Box::from_raw(ffi::duk_get_pointer(ctx, -1) as *mut Error);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 419 | impl_tuple!(A);
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 419 | let _ = impl_tuple!(A);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 419 | impl_tuple!(A);
[INFO] [stdout]     | -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 419 | let _ = impl_tuple!(A);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 420 | impl_tuple!(A, B);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 420 | let _ = impl_tuple!(A, B);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 420 | impl_tuple!(A, B);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 420 | let _ = impl_tuple!(A, B);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 421 | impl_tuple!(A, B, C);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 421 | let _ = impl_tuple!(A, B, C);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 421 | impl_tuple!(A, B, C);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 421 | let _ = impl_tuple!(A, B, C);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 422 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 | let _ = impl_tuple!(A, B, C, D);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 422 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 | let _ = impl_tuple!(A, B, C, D);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 423 | let _ = impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 423 | let _ = impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 424 | let _ = impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 424 | let _ = impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 | let _ = impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ducc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 | let _ = impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 426 | let _ = impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 426 | let _ = impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 427 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 427 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 428 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 428 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 429 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 429 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 430 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 430 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 431 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 431 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 432 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 432 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 433 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 433 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:348:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 434 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/conversion.rs:377:39
[INFO] [stdout]     |
[INFO] [stdout] 339 | macro_rules! impl_tuple {
[INFO] [stdout] ...
[INFO] [stdout] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 434 | let _ = impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ducc.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn globals(&self) -> Object {
[INFO] [stdout]    |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn globals(&self) -> Object<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ducc.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn compile(&self, source: &str, name: Option<&str>) -> Result<Function> {
[INFO] [stdout]    |                    ^^^^^ the lifetime is elided here                  ^^^^^^^^ 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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn compile(&self, source: &str, name: Option<&str>) -> Result<Function<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:175:26
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn create_string(&self, value: &str) -> Result<String> {
[INFO] [stdout]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn create_string(&self, value: &str) -> Result<String<'_>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn create_bytes(&self, value: &[u8]) -> Result<Bytes> {
[INFO] [stdout]     |                         ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn create_bytes(&self, value: &[u8]) -> Result<Bytes<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:195:26
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn create_object(&self) -> Object {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn create_object(&self) -> Object<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:206:25
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn create_array(&self) -> Array {
[INFO] [stdout]     |                         ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn create_array(&self) -> Array<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:358:36
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub(crate) unsafe fn pop_value(&self) -> Value {
[INFO] [stdout]     |                                    ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub(crate) unsafe fn pop_value(&self) -> Value<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:409:34
[INFO] [stdout]     |
[INFO] [stdout] 409 |     pub(crate) unsafe fn pop_ref(&self) -> Ref {
[INFO] [stdout]     |                                  ^^^^^     ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 409 |     pub(crate) unsafe fn pop_ref(&self) -> Ref<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ducc.rs:449:36
[INFO] [stdout]     |
[INFO] [stdout] 449 |     pub(crate) unsafe fn clone_ref(&self, r: &Ref) -> Ref {
[INFO] [stdout]     |                                    ^^^^^              ^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 449 |     pub(crate) unsafe fn clone_ref(&self, r: &Ref) -> Ref<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/ducc.rs:476:13
[INFO] [stdout]     |
[INFO] [stdout] 476 |             Box::from_raw(udata);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 476 |             let _ = Box::from_raw(udata);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/ducc.rs:477:13
[INFO] [stdout]     |
[INFO] [stdout] 477 |             Box::from_raw(any_map);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 477 |             let _ = Box::from_raw(any_map);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: FromValue<'_>` is not satisfied
[INFO] [stdout]    --> src/tests/function.rs:100:53
[INFO] [stdout]     |
[INFO] [stdout] 100 |             ducc.globals().get::<_, Function>("f")?.call((true,))?;
[INFO] [stdout]     |                                                     ^^^^ the trait `FromValue<'_>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `FromValue<'ducc>`:
[INFO] [stdout]               ()
[INFO] [stdout]               BTreeMap<K, V>
[INFO] [stdout]               BTreeSet<V>
[INFO] [stdout]               Function<'ducc>
[INFO] [stdout]               HashMap<K, V, S>
[INFO] [stdout]               HashSet<V>
[INFO] [stdout]               Object<'ducc>
[INFO] [stdout]               Option<T>
[INFO] [stdout]             and 19 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `Function::<'ducc>::call`
[INFO] [stdout]    --> src/function.rs:19:12
[INFO] [stdout]     |
[INFO] [stdout]  14 | impl<'ducc> Function<'ducc> {
[INFO] [stdout]  15 |     /// Calls the function with the given arguments, with `this` set to `undefined`.
[INFO] [stdout]  16 |     pub fn call<A, R>(&self, args: A) -> Result<R>
[INFO] [stdout] ...
[INFO] [stdout]  19 |         R: FromValue<'ducc>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^ required by this bound in `Function::<'ducc>::call`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ducc` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705", kill_on_drop: false }`
[INFO] [stdout] c585957ca292b2c426829afd1eb1f15b3683375504cfd7db1ab4ad9f67a24705