[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 beta-2021-01-01 for beta-1.50-1
[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 beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 09dabdf182db2801cc5b07da78215e4e0bd71e31bced8ccc72265f5d6756f273
[INFO] running `Command { std: "docker" "start" "-a" "09dabdf182db2801cc5b07da78215e4e0bd71e31bced8ccc72265f5d6756f273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09dabdf182db2801cc5b07da78215e4e0bd71e31bced8ccc72265f5d6756f273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09dabdf182db2801cc5b07da78215e4e0bd71e31bced8ccc72265f5d6756f273", kill_on_drop: false }`
[INFO] [stdout] 09dabdf182db2801cc5b07da78215e4e0bd71e31bced8ccc72265f5d6756f273
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 855b93ca17bbe9511945d5c343fb91c9c04bfda5c68446388bc4b708ceb541fe
[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" "855b93ca17bbe9511945d5c343fb91c9c04bfda5c68446388bc4b708ceb541fe", 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 1.33s
[INFO] running `Command { std: "docker" "inspect" "855b93ca17bbe9511945d5c343fb91c9c04bfda5c68446388bc4b708ceb541fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "855b93ca17bbe9511945d5c343fb91c9c04bfda5c68446388bc4b708ceb541fe", kill_on_drop: false }`
[INFO] [stdout] 855b93ca17bbe9511945d5c343fb91c9c04bfda5c68446388bc4b708ceb541fe
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ed5317ee904a691477d3c30f7b03e0542126701d47c96c26114c622a3c40f54
[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" "2ed5317ee904a691477d3c30f7b03e0542126701d47c96c26114c622a3c40f54", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ed5317ee904a691477d3c30f7b03e0542126701d47c96c26114c622a3c40f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed5317ee904a691477d3c30f7b03e0542126701d47c96c26114c622a3c40f54", kill_on_drop: false }`
[INFO] [stdout] 2ed5317ee904a691477d3c30f7b03e0542126701d47c96c26114c622a3c40f54
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 454df77bb094b4ae66af589d4e63d73cdee62189147a80824725b34397c5d8c6
[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" "454df77bb094b4ae66af589d4e63d73cdee62189147a80824725b34397c5d8c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:18:4
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kevz_svm-53188e9574b7ba67
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "454df77bb094b4ae66af589d4e63d73cdee62189147a80824725b34397c5d8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454df77bb094b4ae66af589d4e63d73cdee62189147a80824725b34397c5d8c6", kill_on_drop: false }`
[INFO] [stdout] 454df77bb094b4ae66af589d4e63d73cdee62189147a80824725b34397c5d8c6