[INFO] cloning repository https://github.com/nirshahar/SVM [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nirshahar/SVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirshahar%2FSVM", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirshahar%2FSVM'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7471a165f7c255befe27bc55a14fa68dbab86893 [INFO] checking nirshahar/SVM against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirshahar%2FSVM" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nirshahar/SVM on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nirshahar/SVM [INFO] finished tweaking git repo https://github.com/nirshahar/SVM [INFO] tweaked toml for git repo https://github.com/nirshahar/SVM written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nirshahar/SVM already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded svg v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bd7cd4d4d8c0cfd2bd48ac4ff5d475bfcd18cbfd9592647c589fe6098a393b5 [INFO] running `Command { std: "docker" "start" "-a" "5bd7cd4d4d8c0cfd2bd48ac4ff5d475bfcd18cbfd9592647c589fe6098a393b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bd7cd4d4d8c0cfd2bd48ac4ff5d475bfcd18cbfd9592647c589fe6098a393b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd7cd4d4d8c0cfd2bd48ac4ff5d475bfcd18cbfd9592647c589fe6098a393b5", kill_on_drop: false }` [INFO] [stdout] 5bd7cd4d4d8c0cfd2bd48ac4ff5d475bfcd18cbfd9592647c589fe6098a393b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c20957bec18f28885152535dd4e520dbe6e2aad934c360ceab4592c230917e2 [INFO] running `Command { std: "docker" "start" "-a" "0c20957bec18f28885152535dd4e520dbe6e2aad934c360ceab4592c230917e2", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Checking svg v0.9.0 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking svm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Shape` and `array` [INFO] [stdout] --> src/kernel.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use ndarray::{array, Array1, ArrayView1, Shape}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Shape` and `array` [INFO] [stdout] --> src/kernel.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use ndarray::{array, Array1, ArrayView1, Shape}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_points` [INFO] [stdout] --> src/kernel.rs:40:73 [INFO] [stdout] | [INFO] [stdout] 40 | fn learn_model, ArrayView1<'_, f32>) -> f32>(data_points: &[DataPoint], kernel: K) -> Model { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_points` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kernel` [INFO] [stdout] --> src/kernel.rs:40:100 [INFO] [stdout] | [INFO] [stdout] 40 | fn learn_model, ArrayView1<'_, f32>) -> f32>(data_points: &[DataPoint], kernel: K) -> Model { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kernel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_points` [INFO] [stdout] --> src/kernel.rs:40:73 [INFO] [stdout] | [INFO] [stdout] 40 | fn learn_model, ArrayView1<'_, f32>) -> f32>(data_points: &[DataPoint], kernel: K) -> Model { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_points` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kernel` [INFO] [stdout] --> src/kernel.rs:40:100 [INFO] [stdout] | [INFO] [stdout] 40 | fn learn_model, ArrayView1<'_, f32>) -> f32>(data_points: &[DataPoint], kernel: K) -> Model { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kernel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `proj_gd` is never used [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn proj_gd

( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `svm` (bin "svm" test); 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/bin/rustc --crate-name svm --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=5ede2ffab53936b1 -C extra-filename=-1acf8579ec9a48ff --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-0264e6183d38755b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5a17b4da0a31f99d.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-2f0fdcf2d512af42.rmeta --extern svg=/opt/rustwide/target/debug/deps/libsvg-9a6d4ce654e45118.rmeta --cap-lints=forbid` (exit status: 1) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `proj_gd` is never used [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn proj_gd

( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `svm` (bin "svm"); 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/bin/rustc --crate-name svm --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=c7136137fb1a1da4 -C extra-filename=-f960309285fa9445 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-0264e6183d38755b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5a17b4da0a31f99d.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-2f0fdcf2d512af42.rmeta --extern svg=/opt/rustwide/target/debug/deps/libsvg-9a6d4ce654e45118.rmeta --cap-lints=forbid` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "0c20957bec18f28885152535dd4e520dbe6e2aad934c360ceab4592c230917e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c20957bec18f28885152535dd4e520dbe6e2aad934c360ceab4592c230917e2", kill_on_drop: false }` [INFO] [stdout] 0c20957bec18f28885152535dd4e520dbe6e2aad934c360ceab4592c230917e2