[INFO] updating cached repository https://github.com/mneumann/neat-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 854a09f6a712d2844f7d526e9f33f0c743e525fc
[INFO] checking mneumann/neat-rs against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmneumann%2Fneat-rs" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mneumann/neat-rs on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mneumann/neat-rs
[INFO] finished tweaking git repo https://github.com/mneumann/neat-rs
[INFO] tweaked toml for git repo https://github.com/mneumann/neat-rs written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mneumann/neat-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/cppn-rs`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/acyclic-network-rs`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/cppn-rs`
[INFO] [stderr]     Updating git repository `https://github.com/nikomatsakis/rayon`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8a1f2c72a84dfdb4f0d70f9b2b1f6a28936be68cc336afee43977025aee28f63
[INFO] running `"docker" "start" "-a" "8a1f2c72a84dfdb4f0d70f9b2b1f6a28936be68cc336afee43977025aee28f63"`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rayon-core v1.6.0 (https://github.com/nikomatsakis/rayon#68edcf6d)
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking asexp v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking acyclic-network v0.2.0
[INFO] [stderr]     Checking munkres v0.3.0
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking acyclic-network v0.2.0 (https://github.com/mneumann/acyclic-network-rs#6d36d562)
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking cppn v0.3.0 (https://github.com/mneumann/cppn-rs#14346a84)
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking graph-io-gml v0.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rayon v1.2.0 (https://github.com/nikomatsakis/rayon#68edcf6d)
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking nalgebra v0.5.1
[INFO] [stderr]     Checking closed01 v0.4.0
[INFO] [stderr]     Checking graph-neighbor-matching v0.6.2
[INFO] [stderr]     Checking neat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::num::Zero`
[INFO] [stderr]  --> src/fitness.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::num::Zero;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Zero` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rayon::par_iter`
[INFO] [stderr]   --> src/population.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | use rayon::par_iter::*;
[INFO] [stderr]    |            ^^^^^^^^ could not find `par_iter` in `rayon`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `neat`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8a1f2c72a84dfdb4f0d70f9b2b1f6a28936be68cc336afee43977025aee28f63"`
[INFO] running `"docker" "rm" "-f" "8a1f2c72a84dfdb4f0d70f9b2b1f6a28936be68cc336afee43977025aee28f63"`
[INFO] [stdout] 8a1f2c72a84dfdb4f0d70f9b2b1f6a28936be68cc336afee43977025aee28f63