[INFO] cloning repository https://github.com/nmaswood/Rust-Machine-Learning
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nmaswood/Rust-Machine-Learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmaswood%2FRust-Machine-Learning"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmaswood%2FRust-Machine-Learning'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a870921d8282eeee6854da71c96563f491b47b56
[INFO] checking nmaswood/Rust-Machine-Learning against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmaswood%2FRust-Machine-Learning" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nmaswood/Rust-Machine-Learning on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nmaswood/Rust-Machine-Learning
[INFO] finished tweaking git repo https://github.com/nmaswood/Rust-Machine-Learning
[INFO] tweaked toml for git repo https://github.com/nmaswood/Rust-Machine-Learning written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nmaswood/Rust-Machine-Learning already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63af86617b11511ff6359cd7d9cad573797c81140241883f03aacbaa6ae3a671
[INFO] running `"docker" "start" "-a" "63af86617b11511ff6359cd7d9cad573797c81140241883f03aacbaa6ae3a671"`
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking datasci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]   --> src/main.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for (x,y) in Zip::new((v1.into_iter(), v2.into_iter())) {
[INFO] [stderr]    |                       ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]   --> src/main.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for (x,y) in Zip::new((v1.into_iter(), v2.into_iter())) {
[INFO] [stderr]    |                       ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot divide `{integer}` by `f64`
[INFO] [stderr]   --> src/main.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |     vector_mul(1 / v.len() as f64, v)
[INFO] [stderr]    |                  ^ no implementation for `{integer} / f64`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Div<f64>` is not implemented for `{integer}`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]    --> src/main.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |     for (i , j) in Zip::new((v1.iter(), v2.iter())) {
[INFO] [stderr]     |                         ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `datasci`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]   --> src/main.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for (x,y) in Zip::new((v1.into_iter(), v2.into_iter())) {
[INFO] [stderr]    |                       ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]   --> src/main.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for (x,y) in Zip::new((v1.into_iter(), v2.into_iter())) {
[INFO] [stderr]    |                       ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot divide `{integer}` by `f64`
[INFO] [stderr]   --> src/main.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |     vector_mul(1 / v.len() as f64, v)
[INFO] [stderr]    |                  ^ no implementation for `{integer} / f64`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Div<f64>` is not implemented for `{integer}`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for struct `itertools::Zip<_>` in the current scope
[INFO] [stderr]    --> src/main.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |     for (i , j) in Zip::new((v1.iter(), v2.iter())) {
[INFO] [stderr]     |                         ^^^ function or associated item not found in `itertools::Zip<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `datasci`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "63af86617b11511ff6359cd7d9cad573797c81140241883f03aacbaa6ae3a671"`
[INFO] running `"docker" "rm" "-f" "63af86617b11511ff6359cd7d9cad573797c81140241883f03aacbaa6ae3a671"`
[INFO] [stdout] 63af86617b11511ff6359cd7d9cad573797c81140241883f03aacbaa6ae3a671