[INFO] cloning repository https://github.com/Osama530/play_primes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Osama530/play_primes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b75f8bffc8ccde24167bc8df9c76469c8569e3e
[INFO] testing Osama530/play_primes against try#5a3d3b91048a0adf280e7a4e589c1dda6443f172 for pr-115235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Osama530/play_primes on toolchain 5a3d3b91048a0adf280e7a4e589c1dda6443f172
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Osama530/play_primes
[INFO] finished tweaking git repo https://github.com/Osama530/play_primes
[INFO] tweaked toml for git repo https://github.com/Osama530/play_primes written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Osama530/play_primes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 073b79e1049d043ac59e1a8087ad07458af8865c2225d4ad8f7e4f4abf47fc2a
[INFO] running `Command { std: "docker" "start" "-a" "073b79e1049d043ac59e1a8087ad07458af8865c2225d4ad8f7e4f4abf47fc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073b79e1049d043ac59e1a8087ad07458af8865c2225d4ad8f7e4f4abf47fc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073b79e1049d043ac59e1a8087ad07458af8865c2225d4ad8f7e4f4abf47fc2a", kill_on_drop: false }`
[INFO] [stdout] 073b79e1049d043ac59e1a8087ad07458af8865c2225d4ad8f7e4f4abf47fc2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6156e6a9767327b4e95f339fb37e8ad7ebadd970e54cc3beefa1e0d05733b5a
[INFO] running `Command { std: "docker" "start" "-a" "a6156e6a9767327b4e95f339fb37e8ad7ebadd970e54cc3beefa1e0d05733b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling play_prime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `age` and `timing` are never read
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Students {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 62 |     name: String,
[INFO] [stdout] 63 |     age: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     education: String,
[INFO] [stdout] 65 |     timing: String
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Students` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_timing` is never used
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Students {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn get_timing(student: Students)-> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `play_prime` (bin "play_prime"); 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a6156e6a9767327b4e95f339fb37e8ad7ebadd970e54cc3beefa1e0d05733b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6156e6a9767327b4e95f339fb37e8ad7ebadd970e54cc3beefa1e0d05733b5a", kill_on_drop: false }`
[INFO] [stdout] a6156e6a9767327b4e95f339fb37e8ad7ebadd970e54cc3beefa1e0d05733b5a