[INFO] cloning repository https://github.com/k15z/kevz-svm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k15z/kevz-svm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk15z%2Fkevz-svm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk15z%2Fkevz-svm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a111e6be907db4ca7d4d96dbe8d331ad4819a3db
[INFO] testing k15z/kevz-svm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk15z%2Fkevz-svm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k15z/kevz-svm on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k15z/kevz-svm
[INFO] finished tweaking git repo https://github.com/k15z/kevz-svm
[INFO] tweaked toml for git repo https://github.com/k15z/kevz-svm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/k15z/kevz-svm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3adcc9ee28b3f48dfc117f9478fc38392ca1134e8e1c8196cd92d39eaea8158
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d3adcc9ee28b3f48dfc117f9478fc38392ca1134e8e1c8196cd92d39eaea8158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3adcc9ee28b3f48dfc117f9478fc38392ca1134e8e1c8196cd92d39eaea8158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3adcc9ee28b3f48dfc117f9478fc38392ca1134e8e1c8196cd92d39eaea8158", kill_on_drop: false }`
[INFO] [stdout] d3adcc9ee28b3f48dfc117f9478fc38392ca1134e8e1c8196cd92d39eaea8158
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0535e69de011555f64b3574f18ea931d9e87555097bc596f0abfae2d22a2c3b
[INFO] running `Command { std: "docker" "start" "-a" "c0535e69de011555f64b3574f18ea931d9e87555097bc596f0abfae2d22a2c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling kevz-svm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gaussian_kernel`
[INFO] [stdout]   --> src/core.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn gaussian_kernel(x1 : &Vec<f64>, x2 : &Vec<f64>) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/core.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn predict(&self, x: &Vec<Vec<f64>>) -> Vec<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c0535e69de011555f64b3574f18ea931d9e87555097bc596f0abfae2d22a2c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0535e69de011555f64b3574f18ea931d9e87555097bc596f0abfae2d22a2c3b", kill_on_drop: false }`
[INFO] [stdout] c0535e69de011555f64b3574f18ea931d9e87555097bc596f0abfae2d22a2c3b
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3399d221ae070f038df6787dd2b41b3de411742ca9e4ddaf59d32c8d4bad14c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3399d221ae070f038df6787dd2b41b3de411742ca9e4ddaf59d32c8d4bad14c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling kevz-svm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gaussian_kernel`
[INFO] [stdout]   --> src/core.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn gaussian_kernel(x1 : &Vec<f64>, x2 : &Vec<f64>) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/core.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn predict(&self, x: &Vec<Vec<f64>>) -> Vec<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "3399d221ae070f038df6787dd2b41b3de411742ca9e4ddaf59d32c8d4bad14c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3399d221ae070f038df6787dd2b41b3de411742ca9e4ddaf59d32c8d4bad14c7", kill_on_drop: false }`
[INFO] [stdout] 3399d221ae070f038df6787dd2b41b3de411742ca9e4ddaf59d32c8d4bad14c7
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4695ec66a3c675eeba0841e8a0f1f8fee94aca213878ce58f2df981c5913175d
[INFO] running `Command { std: "docker" "start" "-a" "4695ec66a3c675eeba0841e8a0f1f8fee94aca213878ce58f2df981c5913175d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 | use std::io;
[INFO] [stdout] 
[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:18:4
[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: associated function is never used: `predict`
[INFO] [stderr]   --> src/core.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn predict(&self, x: &Vec<Vec<f64>>) -> Vec<f64> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kevz-svm` (bin "kevz-svm" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kevz_svm-9a9ead626b4b3524)
[INFO] running `Command { std: "docker" "inspect" "4695ec66a3c675eeba0841e8a0f1f8fee94aca213878ce58f2df981c5913175d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4695ec66a3c675eeba0841e8a0f1f8fee94aca213878ce58f2df981c5913175d", kill_on_drop: false }`
[INFO] [stdout] 4695ec66a3c675eeba0841e8a0f1f8fee94aca213878ce58f2df981c5913175d