[INFO] updating cached repository k15z/kevz-svm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/k15z/kevz-svm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/k15z/kevz-svm" "work/ex/beta-1.38-1/sources/1.37.0/gh/k15z/kevz-svm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/k15z/kevz-svm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/k15z/kevz-svm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a111e6be907db4ca7d4d96dbe8d331ad4819a3db
[INFO] sha for GitHub repo k15z/kevz-svm: a111e6be907db4ca7d4d96dbe8d331ad4819a3db
[INFO] validating manifest of k15z/kevz-svm on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of k15z/kevz-svm on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing k15z/kevz-svm
[INFO] finished frobbing k15z/kevz-svm
[INFO] frobbed toml for k15z/kevz-svm written to work/ex/beta-1.38-1/sources/1.37.0/gh/k15z/kevz-svm/Cargo.toml
[INFO] started frobbing k15z/kevz-svm
[INFO] finished frobbing k15z/kevz-svm
[INFO] frobbed toml for k15z/kevz-svm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm/Cargo.toml
[INFO] crate k15z/kevz-svm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing k15z/kevz-svm against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c583d79323f12e41ef669f25dfa15bc20dd872d407a81ea4899641a77a097519
[INFO] running `"docker" "start" "-a" "c583d79323f12e41ef669f25dfa15bc20dd872d407a81ea4899641a77a097519"`
[INFO] [stderr]    Compiling kevz-svm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gaussian_kernel`
[INFO] [stderr]   --> src/core.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn gaussian_kernel(x1 : &Vec<f64>, x2 : &Vec<f64>) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `predict`
[INFO] [stderr]   --> src/core.rs:90:2
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn predict(&self, x: &Vec<Vec<f64>>) -> Vec<f64> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "c583d79323f12e41ef669f25dfa15bc20dd872d407a81ea4899641a77a097519"`
[INFO] running `"docker" "rm" "-f" "c583d79323f12e41ef669f25dfa15bc20dd872d407a81ea4899641a77a097519"`
[INFO] [stdout] c583d79323f12e41ef669f25dfa15bc20dd872d407a81ea4899641a77a097519
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fb48a6a152b13c8e506d3f574eccd15a3bbac7e6edf1d61a522347608836cf32
[INFO] running `"docker" "start" "-a" "fb48a6a152b13c8e506d3f574eccd15a3bbac7e6edf1d61a522347608836cf32"`
[INFO] [stderr]    Compiling kevz-svm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gaussian_kernel`
[INFO] [stderr]   --> src/core.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn gaussian_kernel(x1 : &Vec<f64>, x2 : &Vec<f64>) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `predict`
[INFO] [stderr]   --> src/core.rs:90:2
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn predict(&self, x: &Vec<Vec<f64>>) -> Vec<f64> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "fb48a6a152b13c8e506d3f574eccd15a3bbac7e6edf1d61a522347608836cf32"`
[INFO] running `"docker" "rm" "-f" "fb48a6a152b13c8e506d3f574eccd15a3bbac7e6edf1d61a522347608836cf32"`
[INFO] [stdout] fb48a6a152b13c8e506d3f574eccd15a3bbac7e6edf1d61a522347608836cf32
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/k15z/kevz-svm:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 77166b836cfae6f58e1a7cd06f57a76a171f0905425b417419e3fcc7bbff82e1
[INFO] running `"docker" "start" "-a" "77166b836cfae6f58e1a7cd06f57a76a171f0905425b417419e3fcc7bbff82e1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kevz_svm-4c11ef8bf8188b88
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "77166b836cfae6f58e1a7cd06f57a76a171f0905425b417419e3fcc7bbff82e1"`
[INFO] running `"docker" "rm" "-f" "77166b836cfae6f58e1a7cd06f57a76a171f0905425b417419e3fcc7bbff82e1"`
[INFO] [stdout] 77166b836cfae6f58e1a7cd06f57a76a171f0905425b417419e3fcc7bbff82e1