[INFO] updating cached repository shelbyd/rust_neat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shelbyd/rust_neat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shelbyd/rust_neat" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/shelbyd/rust_neat"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/shelbyd/rust_neat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shelbyd/rust_neat" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/shelbyd/rust_neat"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/shelbyd/rust_neat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ad6857b229d26103cba1e600c77d0570c498d40
[INFO] sha for GitHub repo shelbyd/rust_neat: 3ad6857b229d26103cba1e600c77d0570c498d40
[INFO] validating manifest of shelbyd/rust_neat on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shelbyd/rust_neat on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shelbyd/rust_neat
[INFO] finished frobbing shelbyd/rust_neat
[INFO] frobbed toml for shelbyd/rust_neat written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/shelbyd/rust_neat/Cargo.toml
[INFO] started frobbing shelbyd/rust_neat
[INFO] finished frobbing shelbyd/rust_neat
[INFO] frobbed toml for shelbyd/rust_neat written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/shelbyd/rust_neat/Cargo.toml
[INFO] crate shelbyd/rust_neat already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/shelbyd/rust_neat/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking shelbyd/rust_neat against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/shelbyd/rust_neat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7afcf65fcf6eb649d3bda78b686205399ba7e5942c8dc4855c958dce06157708
[INFO] running `"docker" "start" "-a" "7afcf65fcf6eb649d3bda78b686205399ba7e5942c8dc4855c958dce06157708"`
[INFO] [stderr]     Checking neat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `innovation_number`
[INFO] [stderr]   --> src/network/genome.rs:50:64
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn new(in_index: usize, out_index: usize, weight: f64, innovation_number: usize) -> Gene {
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_innovation_number`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disabled`
[INFO] [stderr]   --> src/network/genome.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn disabled(&self) -> Gene {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/network/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new(sensors: Vec<Node>, outputs: Vec<Node>, edges: Vec<Edge>) -> Network {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/network/mod.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn random() -> Node {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `nodes`
[INFO] [stderr]    --> src/network/mod.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn nodes(count: usize) -> Vec<Node> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `innovation_number`
[INFO] [stderr]   --> src/network/genome.rs:50:64
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn new(in_index: usize, out_index: usize, weight: f64, innovation_number: usize) -> Gene {
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_innovation_number`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "7afcf65fcf6eb649d3bda78b686205399ba7e5942c8dc4855c958dce06157708"`
[INFO] running `"docker" "rm" "-f" "7afcf65fcf6eb649d3bda78b686205399ba7e5942c8dc4855c958dce06157708"`
[INFO] [stdout] 7afcf65fcf6eb649d3bda78b686205399ba7e5942c8dc4855c958dce06157708