[INFO] cloning repository https://github.com/phxtho/landela-ilanga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phxtho/landela-ilanga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphxtho%2Flandela-ilanga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphxtho%2Flandela-ilanga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b39fe307605f2c939d146702199292adcd30656
[INFO] checking phxtho/landela-ilanga against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphxtho%2Flandela-ilanga" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phxtho/landela-ilanga on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phxtho/landela-ilanga
[INFO] finished tweaking git repo https://github.com/phxtho/landela-ilanga
[INFO] tweaked toml for git repo https://github.com/phxtho/landela-ilanga written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/phxtho/landela-ilanga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac954e110cf4c088524d7a95f4ce427220e42573d028969605685a3d24626953
[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" "ac954e110cf4c088524d7a95f4ce427220e42573d028969605685a3d24626953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac954e110cf4c088524d7a95f4ce427220e42573d028969605685a3d24626953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac954e110cf4c088524d7a95f4ce427220e42573d028969605685a3d24626953", kill_on_drop: false }`
[INFO] [stdout] ac954e110cf4c088524d7a95f4ce427220e42573d028969605685a3d24626953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] c83a1ec46aae9ff36d8d2a28b1bdf90d614235431c95c114e71e37c2b9b2e791
[INFO] running `Command { std: "docker" "start" "-a" "c83a1ec46aae9ff36d8d2a28b1bdf90d614235431c95c114e71e37c2b9b2e791", kill_on_drop: false }`
[INFO] [stderr]     Checking landela_ilanga v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `basic_ppt_image`
[INFO] [stdout]   --> src/main.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn basic_ppt_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `basic_ppt_image`
[INFO] [stdout]   --> src/main.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn basic_ppt_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c83a1ec46aae9ff36d8d2a28b1bdf90d614235431c95c114e71e37c2b9b2e791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83a1ec46aae9ff36d8d2a28b1bdf90d614235431c95c114e71e37c2b9b2e791", kill_on_drop: false }`
[INFO] [stdout] c83a1ec46aae9ff36d8d2a28b1bdf90d614235431c95c114e71e37c2b9b2e791