[INFO] cloning repository https://github.com/tuned-org-uk/kalman_centroids
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuned-org-uk/kalman_centroids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fkalman_centroids", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fkalman_centroids'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bcb081dfc8fa65dca0d7b7d2d85194844ac1657
[INFO] checking tuned-org-uk/kalman_centroids against master#59fd4ef94daa991e6797b5aa6127e824f3067def for pr-145108-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fkalman_centroids" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tuned-org-uk/kalman_centroids
[INFO] finished tweaking git repo https://github.com/tuned-org-uk/kalman_centroids
[INFO] tweaked toml for git repo https://github.com/tuned-org-uk/kalman_centroids written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tuned-org-uk/kalman_centroids on toolchain 59fd4ef94daa991e6797b5aa6127e824f3067def
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tuned-org-uk/kalman_centroids 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" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75e1bda1e5e24417de85331888d8e87f4d743af3a507d34ef798eb2880410e2e
[INFO] running `Command { std: "docker" "start" "-a" "75e1bda1e5e24417de85331888d8e87f4d743af3a507d34ef798eb2880410e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e1bda1e5e24417de85331888d8e87f4d743af3a507d34ef798eb2880410e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e1bda1e5e24417de85331888d8e87f4d743af3a507d34ef798eb2880410e2e", kill_on_drop: false }`
[INFO] [stdout] 75e1bda1e5e24417de85331888d8e87f4d743af3a507d34ef798eb2880410e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d7fa68e89623ebe6283e971c06d5a27d8a7fb2f770822e3bb536f0fc96d1ac
[INFO] running `Command { std: "docker" "start" "-a" "16d7fa68e89623ebe6283e971c06d5a27d8a7fb2f770822e3bb536f0fc96d1ac", kill_on_drop: false }`
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[INFO] [stderr]     Checking burn-nn v0.20.1
[INFO] [stderr]     Checking burn-train v0.20.1
[INFO] [stderr]     Checking burn v0.20.1
[INFO] [stderr]     Checking kalman_clustering v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `debug` and `info`
[INFO] [stdout]  --> src/laplacian.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, trace, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `burn::tensor::Tensor`
[INFO] [stdout]    --> src/laplacian.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         use burn::tensor::Tensor;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `info`
[INFO] [stdout]  --> src/laplacian.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, trace, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `burn::tensor::Tensor`
[INFO] [stdout]    --> src/laplacian.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         use burn::tensor::Tensor;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]   --> src/tests/mod.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::{debug, info, trace, warn};
[INFO] [stdout]    |                        ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "16d7fa68e89623ebe6283e971c06d5a27d8a7fb2f770822e3bb536f0fc96d1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d7fa68e89623ebe6283e971c06d5a27d8a7fb2f770822e3bb536f0fc96d1ac", kill_on_drop: false }`
[INFO] [stdout] 16d7fa68e89623ebe6283e971c06d5a27d8a7fb2f770822e3bb536f0fc96d1ac