[INFO] cloning repository https://github.com/SveOls/geng
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SveOls/geng" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSveOls%2Fgeng", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSveOls%2Fgeng'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d112f40036bb8126dea66fa3448149a93faac56
[INFO] checking SveOls/geng against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSveOls%2Fgeng" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SveOls/geng on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SveOls/geng
[INFO] finished tweaking git repo https://github.com/SveOls/geng
[INFO] tweaked toml for git repo https://github.com/SveOls/geng written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/SveOls/geng already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b9c6914e59929b7b1cfc40969a02e513bb1d1551981ba54e4f504340191a60f
[INFO] running `Command { std: "docker" "start" "-a" "7b9c6914e59929b7b1cfc40969a02e513bb1d1551981ba54e4f504340191a60f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b9c6914e59929b7b1cfc40969a02e513bb1d1551981ba54e4f504340191a60f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9c6914e59929b7b1cfc40969a02e513bb1d1551981ba54e4f504340191a60f", kill_on_drop: false }`
[INFO] [stdout] 7b9c6914e59929b7b1cfc40969a02e513bb1d1551981ba54e4f504340191a60f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 491ea7c4b3049b8d3cec53a92fb258019f15ad6b315cd7c5dd2a7d50637cb72d
[INFO] running `Command { std: "docker" "start" "-a" "491ea7c4b3049b8d3cec53a92fb258019f15ad6b315cd7c5dd2a7d50637cb72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking wayland-sys v0.24.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling minifb v0.15.3
[INFO] [stderr]     Checking bmp v0.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.24.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.24.1
[INFO] [stderr]    Compiling wayland-protocols v0.24.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.24.1
[INFO] [stderr]     Checking engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test2`
[INFO] [stdout]    --> src/main.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let test2 = rect::Rect::new(vec![vec![0xAA00FF00; 30]; 20]);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_test2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |             for (bitem, pos, id) in self.items.iter() {
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_w`
[INFO] [stdout]   --> src/rect.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn new_w(inp: Vec<u32>, w: usize) -> Tile {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test2`
[INFO] [stdout]    --> src/main.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let test2 = rect::Rect::new(vec![vec![0xAA00FF00; 30]; 20]);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_test2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |             for (bitem, pos, id) in self.items.iter() {
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_w`
[INFO] [stdout]   --> src/rect.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn new_w(inp: Vec<u32>, w: usize) -> Tile {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.19s
[INFO] running `Command { std: "docker" "inspect" "491ea7c4b3049b8d3cec53a92fb258019f15ad6b315cd7c5dd2a7d50637cb72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491ea7c4b3049b8d3cec53a92fb258019f15ad6b315cd7c5dd2a7d50637cb72d", kill_on_drop: false }`
[INFO] [stdout] 491ea7c4b3049b8d3cec53a92fb258019f15ad6b315cd7c5dd2a7d50637cb72d