[INFO] fetching crate nimiq-block-production 0.2.0...
[INFO] building nimiq-block-production-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nimiq-block-production 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nimiq-block-production 0.2.0
[INFO] finished tweaking crates.io crate nimiq-block-production 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-block-production 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nimiq-block-production 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 190 packages to latest compatible versions
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] 4de677461329d734d82e96d1e262a371ab0b6f8b59abb582820a8ed57509b0b7
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[INFO] running `Command { std: "docker" "inspect" "4de677461329d734d82e96d1e262a371ab0b6f8b59abb582820a8ed57509b0b7", kill_on_drop: false }`
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[INFO] [stdout] error[E0635]: unknown feature `box_into_raw_non_null`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nimiq-collections-0.2.0/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_into_raw_non_null)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `Box<_, _>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nimiq-collections-0.2.0/src/linked_list.rs:176:34
[INFO] [stdout]     |
[INFO] [stdout] 176 |             let node = Some(Box::into_raw_non_null(node));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::new
[INFO] [stdout]       Box::<T>::new_uninit
[INFO] [stdout]       Box::<T>::new_zeroed
[INFO] [stdout]       Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/alloc/src/boxed.rs:260:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `Box<_, _>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nimiq-collections-0.2.0/src/linked_list.rs:141:34
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let node = Some(Box::into_raw_non_null(node));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::new
[INFO] [stdout]       Box::<T>::new_uninit
[INFO] [stdout]       Box::<T>::new_zeroed
[INFO] [stdout]       Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/alloc/src/boxed.rs:260:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `Box<_, _>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nimiq-collections-0.2.0/src/linked_list.rs:914:38
[INFO] [stdout]     |
[INFO] [stdout] 914 |                 let node = Some(Box::into_raw_non_null(Box::new(Node {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       Box::<T>::new
[INFO] [stdout]       Box::<T>::new_uninit
[INFO] [stdout]       Box::<T>::new_zeroed
[INFO] [stdout]       Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/alloc/src/boxed.rs:260:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nimiq-collections` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "241b0b72c2fae058a2d97f1613e2bcc43ceb857e0bcbaae87cc449f697d7b7e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241b0b72c2fae058a2d97f1613e2bcc43ceb857e0bcbaae87cc449f697d7b7e2", kill_on_drop: false }`
[INFO] [stdout] 241b0b72c2fae058a2d97f1613e2bcc43ceb857e0bcbaae87cc449f697d7b7e2