[INFO] cloning repository https://github.com/jagnat/meshing_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jagnat/meshing_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagnat%2Fmeshing_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagnat%2Fmeshing_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b92896f705d245c46c048018cb33a24d258b0911
[INFO] checking jagnat/meshing_test against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagnat%2Fmeshing_test" "/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/jagnat/meshing_test on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jagnat/meshing_test
[INFO] finished tweaking git repo https://github.com/jagnat/meshing_test
[INFO] tweaked toml for git repo https://github.com/jagnat/meshing_test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jagnat/meshing_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wavefront_obj v5.1.0
[INFO] [stderr]   Downloaded rand v0.5.3
[INFO] [stderr]   Downloaded obj-exporter 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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab5173e2c95163da9d7e5ed7f18eea6843eaaa41953905e1fdcc34d74d4c86f
[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" "7ab5173e2c95163da9d7e5ed7f18eea6843eaaa41953905e1fdcc34d74d4c86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab5173e2c95163da9d7e5ed7f18eea6843eaaa41953905e1fdcc34d74d4c86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab5173e2c95163da9d7e5ed7f18eea6843eaaa41953905e1fdcc34d74d4c86f", kill_on_drop: false }`
[INFO] [stdout] 7ab5173e2c95163da9d7e5ed7f18eea6843eaaa41953905e1fdcc34d74d4c86f
[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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d16e9269822e082a045cd88ba1fe690c34465fcd873e528df481ad84cc64bdb4
[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" "d16e9269822e082a045cd88ba1fe690c34465fcd873e528df481ad84cc64bdb4", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking inflate v0.4.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking obj-exporter v0.2.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking meshing_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `image::Rgba`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::Rgba;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::ImageBuffer`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::ImageBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Quad`, `Triangle`
[INFO] [stdout]   --> src/main.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mesh_write::{Mesh, Vert, Triangle, Quad};
[INFO] [stdout]    |                              ^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::Rgba`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::Rgba;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::ImageBuffer`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use image::ImageBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Quad`, `Triangle`
[INFO] [stdout]   --> src/main.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mesh_write::{Mesh, Vert, Triangle, Quad};
[INFO] [stdout]    |                              ^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Triangle`
[INFO] [stdout]   --> src/mesh_write.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Triangle
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_triangle`
[INFO] [stdout]   --> src/mesh_write.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn add_triangle(&mut self, t: Triangle)
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Triangle`
[INFO] [stdout]   --> src/mesh_write.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Triangle
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_triangle`
[INFO] [stdout]   --> src/mesh_write.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn add_triangle(&mut self, t: Triangle)
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.86s
[INFO] running `Command { std: "docker" "inspect" "d16e9269822e082a045cd88ba1fe690c34465fcd873e528df481ad84cc64bdb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d16e9269822e082a045cd88ba1fe690c34465fcd873e528df481ad84cc64bdb4", kill_on_drop: false }`
[INFO] [stdout] d16e9269822e082a045cd88ba1fe690c34465fcd873e528df481ad84cc64bdb4