[INFO] cloning repository https://github.com/Zhihang-Liu/learn_graphics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zhihang-Liu/learn_graphics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihang-Liu%2Flearn_graphics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihang-Liu%2Flearn_graphics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a939706a8eba4a03fa0c2c0a4cdecb97b2e840a1
[INFO] testing Zhihang-Liu/learn_graphics against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihang-Liu%2Flearn_graphics" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zhihang-Liu/learn_graphics on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zhihang-Liu/learn_graphics
[INFO] finished tweaking git repo https://github.com/Zhihang-Liu/learn_graphics
[INFO] tweaked toml for git repo https://github.com/Zhihang-Liu/learn_graphics written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Zhihang-Liu/learn_graphics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded transpose v0.2.0
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1af492d27f7ca653c75c4cebcfa7795165cda7cda0aae4d2954c48999ac1bea
[INFO] running `Command { std: "docker" "start" "-a" "e1af492d27f7ca653c75c4cebcfa7795165cda7cda0aae4d2954c48999ac1bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1af492d27f7ca653c75c4cebcfa7795165cda7cda0aae4d2954c48999ac1bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1af492d27f7ca653c75c4cebcfa7795165cda7cda0aae4d2954c48999ac1bea", kill_on_drop: false }`
[INFO] [stdout] e1af492d27f7ca653c75c4cebcfa7795165cda7cda0aae4d2954c48999ac1bea
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5883f475efbcd426c349bfbe3df1201b6d9cfd5bafff88a5157d6c4632eb1424
[INFO] running `Command { std: "docker" "start" "-a" "5883f475efbcd426c349bfbe3df1201b6d9cfd5bafff88a5157d6c4632eb1424", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling glam v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bmp v0.5.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling transpose v0.2.0
[INFO] [stderr]    Compiling learn_graphics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tri`
[INFO] [stdout]    --> src/main.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let tri = Triangle {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_tri`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sampling_range`
[INFO] [stdout]   --> src/rasterization.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn sampling_range(&self, x: usize, y: usize) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_2d_array`
[INFO] [stdout]   --> src/utils.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn new_2d_array<T: Clone>(default: T, x: usize, y: usize) -> Vec<Vec<T>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sampling_unit`
[INFO] [stdout]   --> src/utils.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn sampling_unit(i: &Vec<Vec3>) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "5883f475efbcd426c349bfbe3df1201b6d9cfd5bafff88a5157d6c4632eb1424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5883f475efbcd426c349bfbe3df1201b6d9cfd5bafff88a5157d6c4632eb1424", kill_on_drop: false }`
[INFO] [stdout] 5883f475efbcd426c349bfbe3df1201b6d9cfd5bafff88a5157d6c4632eb1424
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18fd84c704c59b516ff19950da5342d642089225299c8b65d93bf6c0a5208545
[INFO] running `Command { std: "docker" "start" "-a" "18fd84c704c59b516ff19950da5342d642089225299c8b65d93bf6c0a5208545", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_graphics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tri`
[INFO] [stdout]    --> src/main.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let tri = Triangle {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_tri`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sampling_range`
[INFO] [stdout]   --> src/rasterization.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn sampling_range(&self, x: usize, y: usize) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_2d_array`
[INFO] [stdout]   --> src/utils.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn new_2d_array<T: Clone>(default: T, x: usize, y: usize) -> Vec<Vec<T>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sampling_unit`
[INFO] [stdout]   --> src/utils.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn sampling_unit(i: &Vec<Vec3>) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "18fd84c704c59b516ff19950da5342d642089225299c8b65d93bf6c0a5208545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fd84c704c59b516ff19950da5342d642089225299c8b65d93bf6c0a5208545", kill_on_drop: false }`
[INFO] [stdout] 18fd84c704c59b516ff19950da5342d642089225299c8b65d93bf6c0a5208545
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49f4b7e014ccd5a6f7a193460c27611453c5110a29299652cb4a432d296962d0
[INFO] running `Command { std: "docker" "start" "-a" "49f4b7e014ccd5a6f7a193460c27611453c5110a29299652cb4a432d296962d0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tri`
[INFO] [stderr]    --> src/main.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let tri = Triangle {
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_tri`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sampling_range`
[INFO] [stderr]   --> src/rasterization.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn sampling_range(&self, x: usize, y: usize) -> Vec3 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_2d_array`
[INFO] [stderr]   --> src/utils.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn new_2d_array<T: Clone>(default: T, x: usize, y: usize) -> Vec<Vec<T>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sampling_unit`
[INFO] [stderr]   --> src/utils.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn sampling_unit(i: &Vec<Vec3>) -> Vec3 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learn_graphics` (bin "learn_graphics" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_graphics-761a0009296797aa)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49f4b7e014ccd5a6f7a193460c27611453c5110a29299652cb4a432d296962d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f4b7e014ccd5a6f7a193460c27611453c5110a29299652cb4a432d296962d0", kill_on_drop: false }`
[INFO] [stdout] 49f4b7e014ccd5a6f7a193460c27611453c5110a29299652cb4a432d296962d0