[INFO] cloning repository https://github.com/AlbertoCaballero/termgraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlbertoCaballero/termgraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Ftermgraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Ftermgraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53e119cca17e6341c99451f509c0fb667abca2eb
[INFO] checking AlbertoCaballero/termgraph against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Ftermgraph" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlbertoCaballero/termgraph on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlbertoCaballero/termgraph
[INFO] finished tweaking git repo https://github.com/AlbertoCaballero/termgraph
[INFO] tweaked toml for git repo https://github.com/AlbertoCaballero/termgraph written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/AlbertoCaballero/termgraph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a35903e95f32a3a6335dc88c32a4bf04764f73d202b163e537a354fab53788e
[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" "1a35903e95f32a3a6335dc88c32a4bf04764f73d202b163e537a354fab53788e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a35903e95f32a3a6335dc88c32a4bf04764f73d202b163e537a354fab53788e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a35903e95f32a3a6335dc88c32a4bf04764f73d202b163e537a354fab53788e", kill_on_drop: false }`
[INFO] [stdout] 1a35903e95f32a3a6335dc88c32a4bf04764f73d202b163e537a354fab53788e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 981c15d7a9c79c663746813b651e548ee1df1c5b27f4dcf11cf5c9a9cb28ff54
[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" "981c15d7a9c79c663746813b651e548ee1df1c5b27f4dcf11cf5c9a9cb28ff54", kill_on_drop: false }`
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `space`
[INFO] [stdout]  --> src/draw.rs:1:80
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square(x: usize, y: usize, width: usize, height: usize, screen: String, space: (usize, usize), fill: char) -> String {
[INFO] [stdout]   |                                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_space`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]  --> src/draw.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square(x: usize, y: usize, width: usize, height: usize, screen: String, space: (usize, usize), fill: char) -> String {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `space`
[INFO] [stdout]  --> src/draw.rs:1:80
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square(x: usize, y: usize, width: usize, height: usize, screen: String, space: (usize, usize), fill: char) -> String {
[INFO] [stdout]   |                                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_space`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `square`
[INFO] [stdout]  --> src/draw.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn square(x: usize, y: usize, width: usize, height: usize, screen: String, space: (usize, usize), fill: char) -> String {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "981c15d7a9c79c663746813b651e548ee1df1c5b27f4dcf11cf5c9a9cb28ff54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981c15d7a9c79c663746813b651e548ee1df1c5b27f4dcf11cf5c9a9cb28ff54", kill_on_drop: false }`
[INFO] [stdout] 981c15d7a9c79c663746813b651e548ee1df1c5b27f4dcf11cf5c9a9cb28ff54