[INFO] cloning repository https://github.com/weirdev/spectral-graph-partitioning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weirdev/spectral-graph-partitioning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweirdev%2Fspectral-graph-partitioning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweirdev%2Fspectral-graph-partitioning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d240ed374d9acf7a64545adf4c60dae6911ce3a7
[INFO] testing weirdev/spectral-graph-partitioning against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweirdev%2Fspectral-graph-partitioning" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/weirdev/spectral-graph-partitioning on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weirdev/spectral-graph-partitioning
[INFO] finished tweaking git repo https://github.com/weirdev/spectral-graph-partitioning
[INFO] tweaked toml for git repo https://github.com/weirdev/spectral-graph-partitioning written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/weirdev/spectral-graph-partitioning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.6.0
[INFO] [stderr]   Downloaded rand_isaac v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53cada1f482330ea5732a4e036e6fc1a58ee9f0e74ecd0f5c3f7f88a6835e0a7
[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" "53cada1f482330ea5732a4e036e6fc1a58ee9f0e74ecd0f5c3f7f88a6835e0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53cada1f482330ea5732a4e036e6fc1a58ee9f0e74ecd0f5c3f7f88a6835e0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53cada1f482330ea5732a4e036e6fc1a58ee9f0e74ecd0f5c3f7f88a6835e0a7", kill_on_drop: false }`
[INFO] [stdout] 53cada1f482330ea5732a4e036e6fc1a58ee9f0e74ecd0f5c3f7f88a6835e0a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efe93831cc5565eaaa90eafc2f40872b3c327b36e9d98198e04497cff2a0eb0d
[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" "efe93831cc5565eaaa90eafc2f40872b3c327b36e9d98198e04497cff2a0eb0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]    Compiling ralgographpart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `matrix::Matrix`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use matrix::Matrix;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `laplacian`
[INFO] [stdout]   --> src/graph.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn laplacian(&self) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_pairwise_connected`
[INFO] [stdout]   --> src/graph.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn create_pairwise_connected(pairs: usize) -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_bipartite`
[INFO] [stdout]   --> src/graph.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn create_bipartite(half_size: usize) -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_from_2d_points`
[INFO] [stdout]   --> src/graph.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn create_from_2d_points(x: Vec<f64>, y: Vec<f64>) -> Result<Graph, &'static str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `variance`
[INFO] [stdout]    --> src/graph.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn variance(x: &Vec<f64>) -> Result<f64, &'static str> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mean`
[INFO] [stdout]    --> src/graph.rs:136:4
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn mean(x: &Vec<f64>) -> f64 {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_square`
[INFO] [stdout]    --> src/matrix.rs:299:12
[INFO] [stdout]     |
[INFO] [stdout] 299 |     pub fn to_square(self) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `golub_kahan_svd_iteration`
[INFO] [stdout]    --> src/matrix.rs:469:8
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn golub_kahan_svd_iteration(d: Vec<f64>, f: Vec<f64>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.90s
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "efe93831cc5565eaaa90eafc2f40872b3c327b36e9d98198e04497cff2a0eb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe93831cc5565eaaa90eafc2f40872b3c327b36e9d98198e04497cff2a0eb0d", kill_on_drop: false }`
[INFO] [stdout] efe93831cc5565eaaa90eafc2f40872b3c327b36e9d98198e04497cff2a0eb0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24511a7ec8dfdf6521aef20f735a86a10f3c584defdd9833d03b8432c24c3218
[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" "24511a7ec8dfdf6521aef20f735a86a10f3c584defdd9833d03b8432c24c3218", kill_on_drop: false }`
[INFO] [stderr]    Compiling ralgographpart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `matrix::Matrix`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use matrix::Matrix;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `laplacian`
[INFO] [stdout]   --> src/graph.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn laplacian(&self) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_pairwise_connected`
[INFO] [stdout]   --> src/graph.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn create_pairwise_connected(pairs: usize) -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_bipartite`
[INFO] [stdout]   --> src/graph.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn create_bipartite(half_size: usize) -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_from_2d_points`
[INFO] [stdout]   --> src/graph.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn create_from_2d_points(x: Vec<f64>, y: Vec<f64>) -> Result<Graph, &'static str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `variance`
[INFO] [stdout]    --> src/graph.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn variance(x: &Vec<f64>) -> Result<f64, &'static str> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mean`
[INFO] [stdout]    --> src/graph.rs:136:4
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn mean(x: &Vec<f64>) -> f64 {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_square`
[INFO] [stdout]    --> src/matrix.rs:299:12
[INFO] [stdout]     |
[INFO] [stdout] 299 |     pub fn to_square(self) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `golub_kahan_svd_iteration`
[INFO] [stdout]    --> src/matrix.rs:469:8
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn golub_kahan_svd_iteration(d: Vec<f64>, f: Vec<f64>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24511a7ec8dfdf6521aef20f735a86a10f3c584defdd9833d03b8432c24c3218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24511a7ec8dfdf6521aef20f735a86a10f3c584defdd9833d03b8432c24c3218", kill_on_drop: false }`
[INFO] [stdout] 24511a7ec8dfdf6521aef20f735a86a10f3c584defdd9833d03b8432c24c3218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50f8b7e85550f008516be31d4c9a642984ad44161e76df788ff4222417bb1577
[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" "50f8b7e85550f008516be31d4c9a642984ad44161e76df788ff4222417bb1577", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `matrix::Matrix`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use matrix::Matrix;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `laplacian`
[INFO] [stderr]   --> src/graph.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn laplacian(&self) -> Matrix {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_pairwise_connected`
[INFO] [stderr]   --> src/graph.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn create_pairwise_connected(pairs: usize) -> Graph {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_bipartite`
[INFO] [stderr]   --> src/graph.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn create_bipartite(half_size: usize) -> Graph {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_from_2d_points`
[INFO] [stderr]   --> src/graph.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub fn create_from_2d_points(x: Vec<f64>, y: Vec<f64>) -> Result<Graph, &'static str> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `variance`
[INFO] [stderr]    --> src/graph.rs:123:4
[INFO] [stderr]     |
[INFO] [stderr] 123 | fn variance(x: &Vec<f64>) -> Result<f64, &'static str> {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mean`
[INFO] [stderr]    --> src/graph.rs:136:4
[INFO] [stderr]     |
[INFO] [stderr] 136 | fn mean(x: &Vec<f64>) -> f64 {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_square`
[INFO] [stderr]    --> src/matrix.rs:299:12
[INFO] [stderr]     |
[INFO] [stderr] 299 |     pub fn to_square(self) -> Matrix {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `golub_kahan_svd_iteration`
[INFO] [stderr]    --> src/matrix.rs:469:8
[INFO] [stderr]     |
[INFO] [stderr] 469 | pub fn golub_kahan_svd_iteration(d: Vec<f64>, f: Vec<f64>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ralgographpart` (bin "ralgographpart" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ralgographpart-a42b5417a578f244)
[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" "50f8b7e85550f008516be31d4c9a642984ad44161e76df788ff4222417bb1577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f8b7e85550f008516be31d4c9a642984ad44161e76df788ff4222417bb1577", kill_on_drop: false }`
[INFO] [stdout] 50f8b7e85550f008516be31d4c9a642984ad44161e76df788ff4222417bb1577