[INFO] cloning repository https://github.com/SkylerLipthay/ducc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkylerLipthay/ducc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkylerLipthay%2Fducc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkylerLipthay%2Fducc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58c7b7ab54e55297ddc848f99bca069379c49a8d
[INFO] testing SkylerLipthay/ducc against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkylerLipthay%2Fducc" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SkylerLipthay/ducc on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SkylerLipthay/ducc
[INFO] finished tweaking git repo https://github.com/SkylerLipthay/ducc
[INFO] tweaked toml for git repo https://github.com/SkylerLipthay/ducc written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc3887cf5a61881a0d540b6f2a287d8633f06c84a1cd202e0d315105641a2dec
[INFO] running `Command { std: "docker" "start" "-a" "dc3887cf5a61881a0d540b6f2a287d8633f06c84a1cd202e0d315105641a2dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc3887cf5a61881a0d540b6f2a287d8633f06c84a1cd202e0d315105641a2dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3887cf5a61881a0d540b6f2a287d8633f06c84a1cd202e0d315105641a2dec", kill_on_drop: false }`
[INFO] [stdout] dc3887cf5a61881a0d540b6f2a287d8633f06c84a1cd202e0d315105641a2dec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5301b7bf39b7aeccf9cd21381054f0c433f33a237508412d0ef1d6de95ea20b
[INFO] running `Command { std: "docker" "start" "-a" "c5301b7bf39b7aeccf9cd21381054f0c433f33a237508412d0ef1d6de95ea20b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling ducc-sys v0.1.2 (/opt/rustwide/workdir/ducc-sys)
[INFO] [stderr]    Compiling ducc v0.1.5 (/opt/rustwide/workdir/ducc)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ducc-serde v0.1.0 (/opt/rustwide/workdir/ducc-serde)
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "c5301b7bf39b7aeccf9cd21381054f0c433f33a237508412d0ef1d6de95ea20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5301b7bf39b7aeccf9cd21381054f0c433f33a237508412d0ef1d6de95ea20b", kill_on_drop: false }`
[INFO] [stdout] c5301b7bf39b7aeccf9cd21381054f0c433f33a237508412d0ef1d6de95ea20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a322cb88d9f809e6a5bbb118cb0a23278a20171dc6117ad6d06d96b65536ffe
[INFO] running `Command { std: "docker" "start" "-a" "6a322cb88d9f809e6a5bbb118cb0a23278a20171dc6117ad6d06d96b65536ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling ducc-sys v0.1.2 (/opt/rustwide/workdir/ducc-sys)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ducc v0.1.5 (/opt/rustwide/workdir/ducc)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ducc-serde v0.1.0 (/opt/rustwide/workdir/ducc-serde)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:421:19
[INFO] [stdout]     |
[INFO] [stdout] 421 |         unsafe { &(*(::std::ptr::null::<duk_thread_state>())).data as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:452:19
[INFO] [stdout]     |
[INFO] [stdout] 452 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).alloc_func as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:463:14
[INFO] [stdout]     |
[INFO] [stdout] 463 |             &(*(::std::ptr::null::<duk_memory_functions>())).realloc_func as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:474:19
[INFO] [stdout]     |
[INFO] [stdout] 474 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).free_func as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:484:19
[INFO] [stdout]     |
[INFO] [stdout] 484 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).udata as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:514:19
[INFO] [stdout]     |
[INFO] [stdout] 514 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).key as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:524:19
[INFO] [stdout]     |
[INFO] [stdout] 524 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).value as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:534:19
[INFO] [stdout]     |
[INFO] [stdout] 534 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).nargs as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:563:19
[INFO] [stdout]     |
[INFO] [stdout] 563 |         unsafe { &(*(::std::ptr::null::<duk_number_list_entry>())).key as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:573:19
[INFO] [stdout]     |
[INFO] [stdout] 573 |         unsafe { &(*(::std::ptr::null::<duk_number_list_entry>())).value as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:608:19
[INFO] [stdout]     |
[INFO] [stdout] 608 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).year as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:618:19
[INFO] [stdout]     |
[INFO] [stdout] 618 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).month as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:628:19
[INFO] [stdout]     |
[INFO] [stdout] 628 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).day as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:638:19
[INFO] [stdout]     |
[INFO] [stdout] 638 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).hours as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:648:19
[INFO] [stdout]     |
[INFO] [stdout] 648 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).minutes as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:658:19
[INFO] [stdout]     |
[INFO] [stdout] 658 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).seconds as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:669:14
[INFO] [stdout]     |
[INFO] [stdout] 669 |             &(*(::std::ptr::null::<duk_time_components>())).milliseconds as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> ducc-sys/src/bindings.rs:680:19
[INFO] [stdout]     |
[INFO] [stdout] 680 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).weekday as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> ducc-sys/src/bindings.rs:2180:19
[INFO] [stdout]      |
[INFO] [stdout] 2180 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).gp_offset as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> ducc-sys/src/bindings.rs:2190:19
[INFO] [stdout]      |
[INFO] [stdout] 2190 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).fp_offset as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> ducc-sys/src/bindings.rs:2200:19
[INFO] [stdout]      |
[INFO] [stdout] 2200 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).overflow_arg_area as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]     --> ducc-sys/src/bindings.rs:2210:19
[INFO] [stdout]      |
[INFO] [stdout] 2210 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).reg_save_area as *const _ as usize },
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:348:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ducc/src/conversion.rs:377:39
[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]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "6a322cb88d9f809e6a5bbb118cb0a23278a20171dc6117ad6d06d96b65536ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a322cb88d9f809e6a5bbb118cb0a23278a20171dc6117ad6d06d96b65536ffe", kill_on_drop: false }`
[INFO] [stdout] 6a322cb88d9f809e6a5bbb118cb0a23278a20171dc6117ad6d06d96b65536ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 385a823c1fb41528636750d94c7975279687ebedda72664f33311b0173fc0f6c
[INFO] running `Command { std: "docker" "start" "-a" "385a823c1fb41528636750d94c7975279687ebedda72664f33311b0173fc0f6c", kill_on_drop: false }`
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:421:19
[INFO] [stderr]     |
[INFO] [stderr] 421 |         unsafe { &(*(::std::ptr::null::<duk_thread_state>())).data as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:452:19
[INFO] [stderr]     |
[INFO] [stderr] 452 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).alloc_func as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:463:14
[INFO] [stderr]     |
[INFO] [stderr] 463 |             &(*(::std::ptr::null::<duk_memory_functions>())).realloc_func as *const _ as usize
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:474:19
[INFO] [stderr]     |
[INFO] [stderr] 474 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).free_func as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:484:19
[INFO] [stderr]     |
[INFO] [stderr] 484 |         unsafe { &(*(::std::ptr::null::<duk_memory_functions>())).udata as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:514:19
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).key as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:524:19
[INFO] [stderr]     |
[INFO] [stderr] 524 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).value as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:534:19
[INFO] [stderr]     |
[INFO] [stderr] 534 |         unsafe { &(*(::std::ptr::null::<duk_function_list_entry>())).nargs as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:563:19
[INFO] [stderr]     |
[INFO] [stderr] 563 |         unsafe { &(*(::std::ptr::null::<duk_number_list_entry>())).key as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:573:19
[INFO] [stderr]     |
[INFO] [stderr] 573 |         unsafe { &(*(::std::ptr::null::<duk_number_list_entry>())).value as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:608:19
[INFO] [stderr]     |
[INFO] [stderr] 608 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).year as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:618:19
[INFO] [stderr]     |
[INFO] [stderr] 618 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).month as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:628:19
[INFO] [stderr]     |
[INFO] [stderr] 628 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).day as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:638:19
[INFO] [stderr]     |
[INFO] [stderr] 638 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).hours as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:648:19
[INFO] [stderr]     |
[INFO] [stderr] 648 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).minutes as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:658:19
[INFO] [stderr]     |
[INFO] [stderr] 658 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).seconds as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:669:14
[INFO] [stderr]     |
[INFO] [stderr] 669 |             &(*(::std::ptr::null::<duk_time_components>())).milliseconds as *const _ as usize
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> ducc-sys/src/bindings.rs:680:19
[INFO] [stderr]     |
[INFO] [stderr] 680 |         unsafe { &(*(::std::ptr::null::<duk_time_components>())).weekday as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]     --> ducc-sys/src/bindings.rs:2180:19
[INFO] [stderr]      |
[INFO] [stderr] 2180 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).gp_offset as *const _ as usize },
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]     --> ducc-sys/src/bindings.rs:2190:19
[INFO] [stderr]      |
[INFO] [stderr] 2190 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).fp_offset as *const _ as usize },
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]     --> ducc-sys/src/bindings.rs:2200:19
[INFO] [stderr]      |
[INFO] [stderr] 2200 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).overflow_arg_area as *const _ as usize },
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]     --> ducc-sys/src/bindings.rs:2210:19
[INFO] [stderr]      |
[INFO] [stderr] 2210 |         unsafe { &(*(::std::ptr::null::<__va_list_tag>())).reg_save_area as *const _ as usize },
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `ducc-sys` (lib test) generated 22 warnings
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 419 | impl_tuple!(A);
[INFO] [stderr]     | -------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 419 | impl_tuple!(A);
[INFO] [stderr]     | -------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 420 | impl_tuple!(A, B);
[INFO] [stderr]     | ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 420 | impl_tuple!(A, B);
[INFO] [stderr]     | ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 421 | impl_tuple!(A, B, C);
[INFO] [stderr]     | -------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 421 | impl_tuple!(A, B, C);
[INFO] [stderr]     | -------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 422 | impl_tuple!(A, B, C, D);
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 422 | impl_tuple!(A, B, C, D);
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stderr]     | -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 423 | impl_tuple!(A, B, C, D, E);
[INFO] [stderr]     | -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stderr]     | ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 424 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stderr]     | ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stderr]     | -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 425 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stderr]     | -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stderr]     | ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 426 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stderr]     | ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stderr]     | -------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 427 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stderr]     | -------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stderr]     | ----------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 428 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stderr]     | ----------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stderr]     | -------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 429 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K);
[INFO] [stderr]     | -------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stderr]     | ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 430 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L);
[INFO] [stderr]     | ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stderr]     | -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 431 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M);
[INFO] [stderr]     | -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stderr]     | ----------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 432 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N);
[INFO] [stderr]     | ----------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stderr]     | -------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 433 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O);
[INFO] [stderr]     | -------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:348:39
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stderr]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 let reservation = $({ let _ = &$name; 1 } +)* 0;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> ducc/src/conversion.rs:377:39
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 434 | impl_tuple!(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P);
[INFO] [stderr]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `impl_tuple` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                 let reservation = $({ let _ = &$name; 1 } +)* 1;
[INFO] [stderr]     |                                       +++++++
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `ducc` (lib) generated 32 warnings
[INFO] [stdout] running 45 tests
[INFO] [stderr] warning: `ducc` (lib test) generated 32 warnings (32 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ducc-fd96510dd054b3b2)
[INFO] [stdout] test tests::ducc::no_duktape_global ... ok
[INFO] [stdout] test tests::conversion::option ... ok
[INFO] [stdout] test tests::ducc::bytes_value ... ok
[INFO] [stdout] test tests::array::elements ... ok
[INFO] [stdout] test tests::ducc::inspect_call_stack ... ok
[INFO] [stdout] test tests::conversion::variadic ... ok
[INFO] [stdout] test tests::array::len ... ok
[INFO] [stdout] test tests::conversion::btree_set ... ok
[INFO] [stdout] test tests::conversion::btree_map ... ok
[INFO] [stdout] test tests::array::set_get ... ok
[INFO] [stdout] test tests::bytes::to_vec ... ok
[INFO] [stdout] test tests::conversion::hash_map ... ok
[INFO] [stdout] test tests::function::double_drop_rust_function ... ok
[INFO] [stdout] test tests::ducc::user_data_drop ... ok
[INFO] [stdout] test tests::conversion::hash_set ... ok
[INFO] [stdout] test tests::array::push ... ok
[INFO] [stdout] test tests::ducc::user_data_get ... ok
[INFO] [stdout] test tests::function::return_unit ... ok
[INFO] [stdout] test tests::string::nocopy_string ... ok
[INFO] [stdout] test tests::ducc::user_data_remove ... ok
[INFO] [stdout] test tests::string::compare ... ok
[INFO] [stdout] test tests::function::js_constructor ... ok
[INFO] [stdout] test tests::function::rust_function_error ... ok
[INFO] [stdout] test tests::object::contains_key ... ok
[INFO] [stdout] test tests::function::rust_function ... ok
[INFO] [stdout] test tests::object::define_prop_error ... ok
[INFO] [stdout] test tests::util::test_assert_stack ... ok
[INFO] [stdout] test tests::object::call_prop ... ok
[INFO] [stdout] test tests::object::define_prop ... ok
[INFO] [stdout] test tests::object::properties ... ok
[INFO] [stdout] test tests::object::len ... ok
[INFO] [stdout] test tests::object::remove ... ok
[INFO] [stdout] test tests::function::js_function ... ok
[INFO] [stdout] test tests::object::set_get ... ok
[INFO] [stdout] test tests::util::test_protect_duktape_closure ... ok
[INFO] [stdout] test tests::util::test_protect_duktape_closure_err ... ok
[INFO] [stdout] test tests::function::rust_closure_mut_callback_error ... ok
[INFO] [stdout] test tests::function::rust_closure ... ok
[INFO] [stdout] test tests::function::number_this ... ok
[INFO] [stdout] test tests::util::test_throw_non_object_error ... ok
[INFO] [stdout] test tests::conversion::tuple ... ok
[INFO] [stdout] test tests::conversion::vec ... ok
[INFO] [stdout] test tests::ducc::value_cross_contamination - should panic ... ok
[INFO] [stdout] test tests::util::test_assert_stack_panic - should panic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ducc_serde-8be9f28f52f3af37)
[INFO] [stdout] test tests::ducc::timeout ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ducc_sys-09e4f37b08806db7)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test bindgen_test_layout___va_list_tag ... ok
[INFO] [stdout] test bindgen_test_layout_duk_function_list_entry ... ok
[INFO] [stdout] test bindgen_test_layout_duk_time_components ... ok
[INFO] [stdout] test bindgen_test_layout_duk_memory_functions ... ok
[INFO] [stdout] test bindgen_test_layout_duk_number_list_entry ... ok
[INFO] [stdout] test bindgen_test_layout_duk_thread_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ducc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/object.rs - object::Object::define_prop (line 67) ... ok
[INFO] [stdout] test src/ducc.rs - ducc::Ducc::inspect_call_stack_entry (line 289) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ducc-serde
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ducc-sys
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "385a823c1fb41528636750d94c7975279687ebedda72664f33311b0173fc0f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385a823c1fb41528636750d94c7975279687ebedda72664f33311b0173fc0f6c", kill_on_drop: false }`
[INFO] [stdout] 385a823c1fb41528636750d94c7975279687ebedda72664f33311b0173fc0f6c