[INFO] cloning repository https://github.com/KamiAithein/Rust_FractalTree_Interactable
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KamiAithein/Rust_FractalTree_Interactable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_FractalTree_Interactable"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_FractalTree_Interactable'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e148e15bc4eb2396cfb779adaecaf33622607263
[INFO] checking KamiAithein/Rust_FractalTree_Interactable against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_FractalTree_Interactable" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KamiAithein/Rust_FractalTree_Interactable on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/KamiAithein/Rust_FractalTree_Interactable
[INFO] finished tweaking git repo https://github.com/KamiAithein/Rust_FractalTree_Interactable
[INFO] tweaked toml for git repo https://github.com/KamiAithein/Rust_FractalTree_Interactable written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/KamiAithein/Rust_FractalTree_Interactable already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9c0593d77972a365b6c149f606545f93c0612d81aee85df5ee668983ec6b39c
[INFO] running `"docker" "start" "-a" "f9c0593d77972a365b6c149f606545f93c0612d81aee85df5ee668983ec6b39c"`
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking andrew v0.1.6
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking piston_window v0.89.0
[INFO] [stderr]     Checking play_ground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `line`
[INFO] [stderr]  --> src/fractal.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use piston_window::{line, Context, G2d};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/fractal.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/tree.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/tree.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |             if(valid_key){
[INFO] [stderr]    |               ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `line`
[INFO] [stderr]  --> src/fractal.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use piston_window::{line, Context, G2d};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/fractal.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::types::Color`
[INFO] [stderr]  --> src/tree.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use piston_window::types::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/tree.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |             if(valid_key){
[INFO] [stderr]    |               ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |         event.update(|args|{
[INFO] [stderr]     |                       ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tree.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn step(&mut self, mut level: i32, mut theta: f64, number: i32, dt:f64){
[INFO] [stderr]    |                                        ----^^^^^
[INFO] [stderr]    |                                        |
[INFO] [stderr]    |                                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clone_point1`
[INFO] [stderr]   --> src/tree.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn clone_point1(&self) -> Point{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |         event.update(|args|{
[INFO] [stderr]     |                       ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tree.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn step(&mut self, mut level: i32, mut theta: f64, number: i32, dt:f64){
[INFO] [stderr]    |                                        ----^^^^^
[INFO] [stderr]    |                                        |
[INFO] [stderr]    |                                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clone_point1`
[INFO] [stderr]   --> src/tree.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn clone_point1(&self) -> Point{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "f9c0593d77972a365b6c149f606545f93c0612d81aee85df5ee668983ec6b39c"`
[INFO] running `"docker" "rm" "-f" "f9c0593d77972a365b6c149f606545f93c0612d81aee85df5ee668983ec6b39c"`
[INFO] [stdout] f9c0593d77972a365b6c149f606545f93c0612d81aee85df5ee668983ec6b39c