[INFO] fetching crate rusty_kan 0.1.1...
[INFO] checking rusty_kan-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate rusty_kan 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rusty_kan 0.1.1
[INFO] finished tweaking crates.io crate rusty_kan 0.1.1
[INFO] tweaked toml for crates.io crate rusty_kan 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_kan 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44eb01e6d32aa0d17919c38a5da64fd870f825d8bb8ca5f0f39c2b9f7b9e465f
[INFO] running `Command { std: "docker" "start" "-a" "44eb01e6d32aa0d17919c38a5da64fd870f825d8bb8ca5f0f39c2b9f7b9e465f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44eb01e6d32aa0d17919c38a5da64fd870f825d8bb8ca5f0f39c2b9f7b9e465f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44eb01e6d32aa0d17919c38a5da64fd870f825d8bb8ca5f0f39c2b9f7b9e465f", kill_on_drop: false }`
[INFO] [stdout] 44eb01e6d32aa0d17919c38a5da64fd870f825d8bb8ca5f0f39c2b9f7b9e465f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 225d6f65b71bc38e5e11f8f20760fb2a7b834a8b5c75e36b3c76fc686b3e547b
[INFO] running `Command { std: "docker" "start" "-a" "225d6f65b71bc38e5e11f8f20760fb2a7b834a8b5c75e36b3c76fc686b3e547b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rusty_kan v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `assert_is_close`
[INFO] [stdout]  --> src/tests/kan_tests.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! assert_is_close {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spline::BSpline`
[INFO] [stdout]   --> src/tests/kan_tests.rs:14:46
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::data_structures::{vector::Vector, spline::BSpline, edge::Edge, node::Node, layer::Layer, matrix::Matrix};
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefMut`
[INFO] [stdout]   --> src/tests/kan_tests.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::cell::{RefCell, RefMut};
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/tests/kan_tests.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let output: f64 = kan.forward(input.clone());
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "225d6f65b71bc38e5e11f8f20760fb2a7b834a8b5c75e36b3c76fc686b3e547b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225d6f65b71bc38e5e11f8f20760fb2a7b834a8b5c75e36b3c76fc686b3e547b", kill_on_drop: false }`
[INFO] [stdout] 225d6f65b71bc38e5e11f8f20760fb2a7b834a8b5c75e36b3c76fc686b3e547b