[INFO] updating cached repository sacooper/GeneticAlgorithms-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sacooper/GeneticAlgorithms-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sacooper/GeneticAlgorithms-Rust" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/sacooper/GeneticAlgorithms-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/sacooper/GeneticAlgorithms-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sacooper/GeneticAlgorithms-Rust" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/sacooper/GeneticAlgorithms-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/sacooper/GeneticAlgorithms-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e3f1bea271ed5efeadffaccb61f5f113a6bf5e60
[INFO] sha for GitHub repo sacooper/GeneticAlgorithms-Rust: e3f1bea271ed5efeadffaccb61f5f113a6bf5e60
[INFO] validating manifest of sacooper/GeneticAlgorithms-Rust 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 sacooper/GeneticAlgorithms-Rust 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 sacooper/GeneticAlgorithms-Rust
[INFO] finished frobbing sacooper/GeneticAlgorithms-Rust
[INFO] frobbed toml for sacooper/GeneticAlgorithms-Rust written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/sacooper/GeneticAlgorithms-Rust/Cargo.toml
[INFO] started frobbing sacooper/GeneticAlgorithms-Rust
[INFO] finished frobbing sacooper/GeneticAlgorithms-Rust
[INFO] frobbed toml for sacooper/GeneticAlgorithms-Rust written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/sacooper/GeneticAlgorithms-Rust/Cargo.toml
[INFO] crate sacooper/GeneticAlgorithms-Rust 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/sacooper/GeneticAlgorithms-Rust/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] [stderr]     Updating git repository `https://github.com/japaric/parallel.rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/japaric/parallel.rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sacooper/GeneticAlgorithms-Rust 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/sacooper/GeneticAlgorithms-Rust:/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] 77046afbb1d523d5c5d6815201a6ea7ed2afeb4f60840e2e4ff457c0293c6105
[INFO] running `"docker" "start" "-a" "77046afbb1d523d5c5d6815201a6ea7ed2afeb4f60840e2e4ff457c0293c6105"`
[INFO] [stderr]     Checking parallel v0.0.0 (https://github.com/japaric/parallel.rs#4a33b53c)
[INFO] [stderr] error[E0425]: cannot find function `scoped` in module `thread`
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/parallel.rs-8c5334aac900dd4d/4a33b53/src/divide.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |         thread::scoped(move || {
[INFO] [stderr]    |                 ^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `num_cpus` in module `os`
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/parallel.rs-8c5334aac900dd4d/4a33b53/src/apply.rs:31:40
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let granularity = data.len() / os::num_cpus() + 1;
[INFO] [stderr]    |                                        ^^^^^^^^ not found in `os`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `parallel`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "77046afbb1d523d5c5d6815201a6ea7ed2afeb4f60840e2e4ff457c0293c6105"`
[INFO] running `"docker" "rm" "-f" "77046afbb1d523d5c5d6815201a6ea7ed2afeb4f60840e2e4ff457c0293c6105"`
[INFO] [stdout] 77046afbb1d523d5c5d6815201a6ea7ed2afeb4f60840e2e4ff457c0293c6105