[INFO] cloning repository https://github.com/soft-law/Ip_pallet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soft-law/Ip_pallet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoft-law%2FIp_pallet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoft-law%2FIp_pallet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74f1a2ce30c8308bcb9261acfa44819133ca6edb
[INFO] checking soft-law/Ip_pallet against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoft-law%2FIp_pallet" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/soft-law/Ip_pallet
[INFO] finished tweaking git repo https://github.com/soft-law/Ip_pallet
[INFO] tweaked toml for git repo https://github.com/soft-law/Ip_pallet written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/soft-law/Ip_pallet on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/soft-law/Ip_pallet 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" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scale-info-derive v2.11.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0
[INFO] running `Command { std: "docker" "start" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0", 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" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]     Checking log v0.4.22
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[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]     Checking tracing-core v0.1.32
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]     Checking trie-db v0.29.1
[INFO] [stderr]     Checking memory-db v0.32.0
[INFO] [stderr]     Checking trie-root v0.18.0
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling common-path v1.0.0
[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-0.29.1/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/e3607d549209cc9fdfe7e907123b4185210e2c2b/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/e3607d549209cc9fdfe7e907123b4185210e2c2b/library/core/src/iter/traits/iterator.rs:2073:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/trie-db/52c384a451024134/out/trie_db-52c384a451024134.long-type-7703607353449188403.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-0.29.1/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/e3607d549209cc9fdfe7e907123b4185210e2c2b/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/e3607d549209cc9fdfe7e907123b4185210e2c2b/library/core/src/iter/traits/iterator.rs:2073:4
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/trie-db/52c384a451024134/out/trie_db-52c384a451024134.long-type-7703607353449188403.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking simple-mermaid v0.1.1
[INFO] [stderr]    Compiling sp-io v37.0.0
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]     Checking parity-wasm v0.45.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[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" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0", kill_on_drop: false }`
[INFO] [stdout] 657988ce48126cc0bd80cf54c60f03384e648b657c8dfcd06e28b5c3165c48d0
