[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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sacooper/GeneticAlgorithms-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sacooper/GeneticAlgorithms-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sacooper/GeneticAlgorithms-Rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sacooper/GeneticAlgorithms-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sacooper/GeneticAlgorithms-Rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sacooper/GeneticAlgorithms-Rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6f3d77a5c6d173fc281063f2507e9c971caf6491c9a3442649d0e3fcd40161ed
[INFO] running `"docker" "start" "-a" "6f3d77a5c6d173fc281063f2507e9c971caf6491c9a3442649d0e3fcd40161ed"`
[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" "6f3d77a5c6d173fc281063f2507e9c971caf6491c9a3442649d0e3fcd40161ed"`
[INFO] running `"docker" "rm" "-f" "6f3d77a5c6d173fc281063f2507e9c971caf6491c9a3442649d0e3fcd40161ed"`
[INFO] [stdout] 6f3d77a5c6d173fc281063f2507e9c971caf6491c9a3442649d0e3fcd40161ed