[INFO] fetching crate verneuil 0.6.4...
[INFO] testing verneuil-0.6.4 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate verneuil 0.6.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate verneuil 0.6.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate verneuil 0.6.4
[INFO] tweaked toml for crates.io crate verneuil 0.6.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate verneuil 0.6.4 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 crates.io crate verneuil 0.6.4 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-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e
[INFO] running `Command { std: "docker" "start" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e", 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" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e" "/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" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e", 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" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde-xml-rs v0.5.1
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[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling attohttpc v0.18.0
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[INFO] [stderr]    Compiling aws-creds v0.27.1
[INFO] [stderr]    Compiling hyper-rustls v0.23.0
[INFO] [stderr]    Compiling reqwest v0.11.9
[INFO] [stderr]    Compiling rust-s3 v0.28.1
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[INFO] [stdout] error[E0277]: the trait bound `!: FromParallelIterator<()>` is not satisfied
[INFO] [stdout]     --> src/lib.rs:576:20
[INFO] [stdout]      |
[INFO] [stdout]  576 |         .collect::<Result<_>>()?;
[INFO] [stdout]      |          -------   ^^^^^^^^^ the trait `FromParallelIterator<()>` is not implemented for `!`
[INFO] [stdout]      |          |
[INFO] [stdout]      |          required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `FromParallelIterator<()>` is implemented for `()`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rayon-1.5.1/src/iter/from_par_iter.rs:221:1
[INFO] [stdout]      |
[INFO] [stdout]  221 | impl FromParallelIterator<()> for () {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `std::result::Result<!, result::Error>` to implement `FromParallelIterator<std::result::Result<(), result::Error>>`
[INFO] [stdout] note: required by a bound in `rayon::iter::ParallelIterator::collect`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rayon-1.5.1/src/iter/mod.rs:2044:12
[INFO] [stdout]      |
[INFO] [stdout]  348 | pub trait ParallelIterator: Sized + Send {
[INFO] [stdout] ...
[INFO] [stdout] 2042 |     fn collect<C>(self) -> C
[INFO] [stdout] 2043 |     where
[INFO] [stdout] 2044 |         C: FromParallelIterator<Self::Item>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `ParallelIterator::collect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `verneuil` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e", kill_on_drop: false }`
[INFO] [stdout] 7082c68339048643e5ec306a11e2dd842a76f1c186ddbfa5d978c7ebf8dff98e
