[INFO] cloning repository https://github.com/jonduvnjak/Rust_house_creator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonduvnjak/Rust_house_creator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonduvnjak%2FRust_house_creator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonduvnjak%2FRust_house_creator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29b70f5ce0dd74b14a34f1bd3acd5c046d022535
[INFO] testing jonduvnjak/Rust_house_creator against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonduvnjak%2FRust_house_creator" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonduvnjak/Rust_house_creator
[INFO] finished tweaking git repo https://github.com/jonduvnjak/Rust_house_creator
[INFO] tweaked toml for git repo https://github.com/jonduvnjak/Rust_house_creator written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonduvnjak/Rust_house_creator on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonduvnjak/Rust_house_creator 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" "+1.99.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28
[INFO] running `Command { std: "docker" "start" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling house v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `house_rooms` and `room` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct House {
[INFO] [stdout]   |        ----- fields in this struct
[INFO] [stdout] 3 |     house_rooms: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     room: Vec<Room>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `House` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length` and `width` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Room {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 8 |     length: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Room` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling house v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `house_rooms` and `room` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct House {
[INFO] [stdout]   |        ----- fields in this struct
[INFO] [stdout] 3 |     house_rooms: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     room: Vec<Room>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `House` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length` and `width` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Room {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 8 |     length: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Room` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: fields `house_rooms` and `room` are never read
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct House {
[INFO] [stderr]   |        ----- fields in this struct
[INFO] [stderr] 3 |     house_rooms: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 4 |     room: Vec<Room>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `House` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `length` and `width` are never read
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Room {
[INFO] [stderr]   |        ---- fields in this struct
[INFO] [stderr] 8 |     length: u32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 9 |     width: u32,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Room` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `house` (bin "house" test) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/house-c3a6b67a8e4dcdfc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28", kill_on_drop: false }`
[INFO] [stdout] c572bc7f81a863c971ff2ba4990ca46d3283f680466dc08c84817766a12f6e28