[INFO] fetching crate bhtsne 0.3.1...
[INFO] checking bhtsne-0.3.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate bhtsne 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bhtsne 0.3.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bhtsne 0.3.1
[INFO] finished tweaking crates.io crate bhtsne 0.3.1
[INFO] tweaked toml for crates.io crate bhtsne 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 876b92a512940630863e0f114e21768327eda49506bdbd8bfe13b428ae8f6065
[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" "876b92a512940630863e0f114e21768327eda49506bdbd8bfe13b428ae8f6065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "876b92a512940630863e0f114e21768327eda49506bdbd8bfe13b428ae8f6065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876b92a512940630863e0f114e21768327eda49506bdbd8bfe13b428ae8f6065", kill_on_drop: false }`
[INFO] [stdout] 876b92a512940630863e0f114e21768327eda49506bdbd8bfe13b428ae8f6065
[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=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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3566544712b223a57a0a86936e0d7d788ef24325cfe7a89cc0586051c279ca08
[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" "3566544712b223a57a0a86936e0d7d788ef24325cfe7a89cc0586051c279ca08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[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 bstr v0.2.15
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking bhtsne v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_correct`
[INFO] [stdout]    --> src/tsne/sptree.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn is_correct(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_error`
[INFO] [stdout]   --> src/tsne/mod.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn evaluate_error(p: &mut [f32], y: &[f32], n: usize, d: usize) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_error_approx`
[INFO] [stdout]    --> src/tsne/mod.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn evaluate_error_approx<'a>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_correct`
[INFO] [stdout]    --> src/tsne/sptree.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn is_correct(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_error`
[INFO] [stdout]   --> src/tsne/mod.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn evaluate_error(p: &mut [f32], y: &[f32], n: usize, d: usize) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate_error_approx`
[INFO] [stdout]    --> src/tsne/mod.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn evaluate_error_approx<'a>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.80s
[INFO] running `Command { std: "docker" "inspect" "3566544712b223a57a0a86936e0d7d788ef24325cfe7a89cc0586051c279ca08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3566544712b223a57a0a86936e0d7d788ef24325cfe7a89cc0586051c279ca08", kill_on_drop: false }`
[INFO] [stdout] 3566544712b223a57a0a86936e0d7d788ef24325cfe7a89cc0586051c279ca08