[INFO] cloning repository https://github.com/samuelmanzanera/network-coordinates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samuelmanzanera/network-coordinates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelmanzanera%2Fnetwork-coordinates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelmanzanera%2Fnetwork-coordinates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d8ba2da224316225214ad72d67a1f777ce21bfd
[INFO] checking samuelmanzanera/network-coordinates against master#0e517d38ad0e72f93c734b14fabd4bb9b7441de6 for pr-140557-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuelmanzanera%2Fnetwork-coordinates" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samuelmanzanera/network-coordinates on toolchain 0e517d38ad0e72f93c734b14fabd4bb9b7441de6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samuelmanzanera/network-coordinates
[INFO] finished tweaking git repo https://github.com/samuelmanzanera/network-coordinates
[INFO] tweaked toml for git repo https://github.com/samuelmanzanera/network-coordinates written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/samuelmanzanera/network-coordinates 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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.8.1
[INFO] [stderr]   Downloaded autocfg v1.3.0
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.1
[INFO] [stderr]   Downloaded typenum v1.17.0
[INFO] [stderr]   Downloaded windows-targets v0.52.5
[INFO] [stderr]   Downloaded paste v1.0.15
[INFO] [stderr]   Downloaded errno v0.3.9
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded quote v1.0.36
[INFO] [stderr]   Downloaded num-integer v0.1.46
[INFO] [stderr]   Downloaded fastrand v2.1.0
[INFO] [stderr]   Downloaded tempfile v3.10.1
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded bitflags v2.5.0
[INFO] [stderr]   Downloaded gnuplot v0.0.43
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] [stderr]   Downloaded safe_arch v0.7.1
[INFO] [stderr]   Downloaded wide v0.7.22
[INFO] [stderr]   Downloaded proc-macro2 v1.0.85
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded num-rational v0.4.2
[INFO] [stderr]   Downloaded num-traits v0.2.19
[INFO] [stderr]   Downloaded bytemuck v1.16.0
[INFO] [stderr]   Downloaded approx v0.5.1
[INFO] [stderr]   Downloaded syn v1.0.109
[INFO] [stderr]   Downloaded rustix v0.38.34
[INFO] [stderr]   Downloaded nalgebra v0.32.5
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.5
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.5
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.52.5
[INFO] [stderr]   Downloaded libc v0.2.155
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.5
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.5
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.5
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.5
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.14
[INFO] [stderr]   Downloaded windows-sys v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c6592e6639caa7ca8a97af29af3c8b0afbe5aa33b910c16ebc22277dc97a9a9
[INFO] running `Command { std: "docker" "start" "-a" "3c6592e6639caa7ca8a97af29af3c8b0afbe5aa33b910c16ebc22277dc97a9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c6592e6639caa7ca8a97af29af3c8b0afbe5aa33b910c16ebc22277dc97a9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6592e6639caa7ca8a97af29af3c8b0afbe5aa33b910c16ebc22277dc97a9a9", kill_on_drop: false }`
[INFO] [stdout] 3c6592e6639caa7ca8a97af29af3c8b0afbe5aa33b910c16ebc22277dc97a9a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c44534a6521612631d1d8946dfd4be20aa0ecdde30a7e0727503ca08cd235d9
[INFO] running `Command { std: "docker" "start" "-a" "3c44534a6521612631d1d8946dfd4be20aa0ecdde30a7e0727503ca08cd235d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]     Checking bytemuck v1.16.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking wide v0.7.22
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking gnuplot v0.0.43
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking network_coordinates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let (x, y) = get_coordinates(mds_matrix);
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let (x, y) = get_coordinates(mds_matrix);
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/main.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let (x, y) = get_coordinates(mds_matrix);
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/main.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let (x, y) = get_coordinates(mds_matrix);
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plot_coordinates` is never used
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn plot_coordinates(x: Vec<f32>, y: Vec<f32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plot_coordinates` is never used
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn plot_coordinates(x: Vec<f32>, y: Vec<f32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.51s
[INFO] running `Command { std: "docker" "inspect" "3c44534a6521612631d1d8946dfd4be20aa0ecdde30a7e0727503ca08cd235d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c44534a6521612631d1d8946dfd4be20aa0ecdde30a7e0727503ca08cd235d9", kill_on_drop: false }`
[INFO] [stdout] 3c44534a6521612631d1d8946dfd4be20aa0ecdde30a7e0727503ca08cd235d9