[INFO] fetching crate pezsp-mixnet 0.4.0...
[INFO] checking pezsp-mixnet-0.4.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate pezsp-mixnet 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pezsp-mixnet 0.4.0
[INFO] finished tweaking crates.io crate pezsp-mixnet 0.4.0
[INFO] tweaked toml for crates.io crate pezsp-mixnet 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pezsp-mixnet 0.4.0 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pezsp-mixnet 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cf97250268ee1314ae883962ef9587309d72762cc359d0abcc188ddcc50b7fc
[INFO] running `Command { std: "docker" "start" "-a" "5cf97250268ee1314ae883962ef9587309d72762cc359d0abcc188ddcc50b7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf97250268ee1314ae883962ef9587309d72762cc359d0abcc188ddcc50b7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf97250268ee1314ae883962ef9587309d72762cc359d0abcc188ddcc50b7fc", kill_on_drop: false }`
[INFO] [stdout] 5cf97250268ee1314ae883962ef9587309d72762cc359d0abcc188ddcc50b7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d59b861ef24068e2df2e4eb34302c847e610ee1af85f5ccf7e5463245cc1cb02
[INFO] running `Command { std: "docker" "start" "-a" "d59b861ef24068e2df2e4eb34302c847e610ee1af85f5ccf7e5463245cc1cb02", kill_on_drop: false }`
[INFO] [stderr]    Compiling pezsp-ss58-registry v1.52.0
[INFO] [stderr]     Checking secp256k1-sys v0.9.2
[INFO] [stderr]     Checking bounded-collections v0.3.2
[INFO] [stderr]     Checking primitive-types v0.13.1
[INFO] [stderr]    Compiling docify_macros v0.2.9
[INFO] [stderr]     Checking trie-db v0.30.0
[INFO] [stderr]    Compiling pezsp-runtime-interface-proc-macro v17.0.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking pezsp-tracing v16.0.0
[INFO] [stderr]    Compiling pezsp-api-proc-macro v15.0.0
[INFO] [stderr]    Compiling pezsp-version-proc-macro v13.0.0
[INFO] [stderr]    Compiling pezsp-crypto-hashing-proc-macro v0.1.0
[INFO] [stderr]     Checking secp256k1 v0.28.2
[INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trie-db-0.30.0/src/node.rs:231:18
[INFO] [stdout]     |
[INFO] [stdout] 231 |                         .collect::<Result<_, _, _>>()?;
[INFO] [stdout]     |                          -------   ^^^^^^^^^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<()>` is not implemented for `!`
[INFO] [stdout] help: the trait `FromIterator<std::result::Result<A, E>>` is implemented for `std::result::Result<V, E>`
[INFO] [stdout]    --> /rustc/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/library/core/src/result.rs:2109:0
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Result<!, Box<TrieError<<... as Hasher>::Out, ...>>>` to implement `FromIterator<Result<(), Box<TrieError<<... as Hasher>::Out, ...>>>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/library/core/src/iter/traits/iterator.rs:2079:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/trie_db-9d0828797fcd0782.long-type-14876946520470086680.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trie-db-0.30.0/src/node.rs:259:18
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         .collect::<Result<_, _, _>>()?;
[INFO] [stdout]     |                          -------   ^^^^^^^^^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<()>` is not implemented for `!`
[INFO] [stdout] help: the trait `FromIterator<std::result::Result<A, E>>` is implemented for `std::result::Result<V, E>`
[INFO] [stdout]    --> /rustc/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/library/core/src/result.rs:2109:0
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Result<!, Box<TrieError<<... as Hasher>::Out, ...>>>` to implement `FromIterator<Result<(), Box<TrieError<<... as Hasher>::Out, ...>>>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/library/core/src/iter/traits/iterator.rs:2079:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/trie_db-9d0828797fcd0782.long-type-14876946520470086680.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pezsp-panic-handler v13.0.0
[INFO] [stderr]     Checking docify v0.2.9
[INFO] [stderr]     Checking pezsp-arithmetic v23.0.0
[INFO] [stderr]     Checking pezsp-runtime-interface v24.0.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trie-db` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d59b861ef24068e2df2e4eb34302c847e610ee1af85f5ccf7e5463245cc1cb02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59b861ef24068e2df2e4eb34302c847e610ee1af85f5ccf7e5463245cc1cb02", kill_on_drop: false }`
[INFO] [stdout] d59b861ef24068e2df2e4eb34302c847e610ee1af85f5ccf7e5463245cc1cb02