[INFO] cloning repository https://github.com/denyvi/serial-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denyvi/serial-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenyvi%2Fserial-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenyvi%2Fserial-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7051064c72b71bcf4998d725bbe317e53235d979
[INFO] documenting denyvi/serial-contract against 1.100.0-beta.1 for beta-rustdoc-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenyvi%2Fserial-contract" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/denyvi/serial-contract
[INFO] finished tweaking git repo https://github.com/denyvi/serial-contract
[INFO] tweaked toml for git repo https://github.com/denyvi/serial-contract written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/denyvi/serial-contract on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/denyvi/serial-contract 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9
[INFO] running `Command { std: "docker" "start" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[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-0.27.1/src/node.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |                     .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<T, E>>` is conditionally implemented for `std::result::Result<V, E>`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:2114:14
[INFO] [stdout]     |
[INFO] [stdout]     = note: unsatisfied requirement introduced here: `!: FromIterator<()>`
[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<<<L as TrieLayout>::Hash as Hasher>::Out, _>>>` to implement `FromIterator<Result<(), Box<TrieError<<_ as Hasher>::Out, _>>>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/iterator.rs:2087:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/trie-db/643f9b4539b05676/out/trie_db-643f9b4539b05676.long-type-17116845255851479842.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-0.27.1/src/node.rs:236:17
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     .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<T, E>>` is conditionally implemented for `std::result::Result<V, E>`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:2114:14
[INFO] [stdout]     |
[INFO] [stdout]     = note: unsatisfied requirement introduced here: `!: FromIterator<()>`
[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<<<L as TrieLayout>::Hash as Hasher>::Out, _>>>` to implement `FromIterator<Result<(), Box<TrieError<<_ as Hasher>::Out, _>>>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/iterator.rs:2087:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/trie-db/643f9b4539b05676/out/trie_db-643f9b4539b05676.long-type-17116845255851479842.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking ink_prelude v4.2.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking xxhash-rust v0.8.6
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking scale-info v2.9.0
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking sp-storage v12.0.0
[INFO] [stderr]    Compiling soketto v0.7.1
[INFO] [stderr]     Checking sp-tracing v9.0.0
[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] [stderr] error: could not compile `libsecp256k1` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name libsecp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libsecp256k1-0.7.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="static-context"' --cfg 'feature="std"' --cfg 'feature="typenum"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "hmac", "hmac-drbg", "lazy-static-context", "lazy_static", "sha2", "static-context", "std", "typenum"))' -C metadata=9604178aa9beefd0 -C extra-filename=-2df34479732c54d3 --out-dir /opt/rustwide/target/debug/build/libsecp256k1/2df34479732c54d3/out -L dependency=/opt/rustwide/target/debug/build/block-buffer/0e0a1934935b8cb9/out -L dependency=/opt/rustwide/target/debug/build/cfg-if/fc02a6f63c7f72ea/out -L dependency=/opt/rustwide/target/debug/build/cpufeatures/a3c8d0ce83a19624/out -L dependency=/opt/rustwide/target/debug/build/crunchy/a4bb18dbcac39150/out -L dependency=/opt/rustwide/target/debug/build/crypto-mac/b6088aac39f6ec47/out -L dependency=/opt/rustwide/target/debug/build/digest/c47a9db3f3ce4473/out -L dependency=/opt/rustwide/target/debug/build/generic-array/9d5cd6d20904308e/out -L dependency=/opt/rustwide/target/debug/build/getrandom/44c1d0f697062007/out -L dependency=/opt/rustwide/target/debug/build/hmac/c37a133852c27d09/out -L dependency=/opt/rustwide/target/debug/build/libc/30156ca1e1bcc52b/out -L dependency=/opt/rustwide/target/debug/build/opaque-debug/d4409f69b70fc319/out -L dependency=/opt/rustwide/target/debug/build/ppv-lite86/fdf87b41b40f33e3/out -L dependency=/opt/rustwide/target/debug/build/rand_chacha/5ab79defb4559f46/out -L dependency=/opt/rustwide/target/debug/build/rand_core/7c067268e42e7a3a/out -L dependency=/opt/rustwide/target/debug/build/serde_derive/6570d3f35268260a/out -L dependency=/opt/rustwide/target/debug/build/subtle/dcb1a9a7c291f60e/out -L dependency=/opt/rustwide/target/debug/build/typenum/9d843dee5c965278/out --extern arrayref=/opt/rustwide/target/debug/build/arrayref/14728d9be09d7993/out/libarrayref-14728d9be09d7993.rmeta --extern base64=/opt/rustwide/target/debug/build/base64/943863178a8c5f6a/out/libbase64-943863178a8c5f6a.rmeta --extern digest=/opt/rustwide/target/debug/build/digest/c47a9db3f3ce4473/out/libdigest-c47a9db3f3ce4473.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/build/hmac-drbg/c17c5b28cd2f7ce2/out/libhmac_drbg-c17c5b28cd2f7ce2.rmeta --extern libsecp256k1_core=/opt/rustwide/target/debug/build/libsecp256k1-core/c365779db107a3dc/out/liblibsecp256k1_core-c365779db107a3dc.rmeta --extern rand=/opt/rustwide/target/debug/build/rand/399330625ce577a0/out/librand-399330625ce577a0.rmeta --extern serde=/opt/rustwide/target/debug/build/serde/8cc216d9d0054736/out/libserde-8cc216d9d0054736.rmeta --extern sha2=/opt/rustwide/target/debug/build/sha2/da184ea7272b447c/out/libsha2-da184ea7272b447c.rmeta --extern typenum=/opt/rustwide/target/debug/build/typenum/9d843dee5c965278/out/libtypenum-9d843dee5c965278.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9", kill_on_drop: false }`
[INFO] [stdout] 958a12760e460b359d6d9f8ed07d6e36983e7c33be5e5ea02c147b6a9b9df1d9
