[INFO] fetching crate entropy-kvdb 0.5.0-rc.1...
[INFO] checking entropy-kvdb-0.5.0-rc.1 against try#1c4199da70f816f2239f41c55168ff75a3663718 for pr-155499
[INFO] extracting crate entropy-kvdb 0.5.0-rc.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate entropy-kvdb 0.5.0-rc.1
[INFO] finished tweaking crates.io crate entropy-kvdb 0.5.0-rc.1
[INFO] tweaked toml for crates.io crate entropy-kvdb 0.5.0-rc.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate entropy-kvdb 0.5.0-rc.1 on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate entropy-kvdb 0.5.0-rc.1 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" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a0fdf19234cfb25dbaccb5c19ede30cc5db59936ed3cdb4c8f6deef326e43a3
[INFO] running `Command { std: "docker" "start" "-a" "8a0fdf19234cfb25dbaccb5c19ede30cc5db59936ed3cdb4c8f6deef326e43a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0fdf19234cfb25dbaccb5c19ede30cc5db59936ed3cdb4c8f6deef326e43a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0fdf19234cfb25dbaccb5c19ede30cc5db59936ed3cdb4c8f6deef326e43a3", kill_on_drop: false }`
[INFO] [stdout] 8a0fdf19234cfb25dbaccb5c19ede30cc5db59936ed3cdb4c8f6deef326e43a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e8755126c814d070efad879d399e3b33ae89d6f7789c33e5e0745d44f4d480
[INFO] running `Command { std: "docker" "start" "-a" "e3e8755126c814d070efad879d399e3b33ae89d6f7789c33e5e0745d44f4d480", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking base64ct v1.7.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking flagset v0.4.7
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking hash-db v0.16.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling libsecp256k1 v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking getrandom_or_panic v0.0.3
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking impl-num-traits v0.2.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking schnellru v0.2.4
[INFO] [stderr]     Checking trie-root v0.18.0
[INFO] [stderr]     Checking memory-db v0.32.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling sp-crypto-hashing v0.1.0
[INFO] [stderr]     Checking trie-db v0.30.0
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling sp-io v40.0.1
[INFO] [stderr]     Checking base58 v0.2.0
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]     Checking yap v0.12.0
[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/1c4199da70f816f2239f41c55168ff75a3663718/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/1c4199da70f816f2239f41c55168ff75a3663718/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-ad1447f8b24d967d.long-type-10339127332824813173.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/1c4199da70f816f2239f41c55168ff75a3663718/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/1c4199da70f816f2239f41c55168ff75a3663718/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-ad1447f8b24d967d.long-type-10339127332824813173.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking hpke-rs-crypto v0.2.0
[INFO] [stderr]     Checking pem v3.0.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]     Checking hex-literal v1.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rtoolbox v0.0.3
[INFO] [stderr]     Checking sdd v3.0.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[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" "e3e8755126c814d070efad879d399e3b33ae89d6f7789c33e5e0745d44f4d480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e8755126c814d070efad879d399e3b33ae89d6f7789c33e5e0745d44f4d480", kill_on_drop: false }`
[INFO] [stdout] e3e8755126c814d070efad879d399e3b33ae89d6f7789c33e5e0745d44f4d480
