[INFO] cloning repository https://github.com/kashee337/RustMaze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kashee337/RustMaze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashee337%2FRustMaze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashee337%2FRustMaze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 390f7f6a871c28cded7357f9bfa90f5d7c9161a5
[INFO] testing kashee337/RustMaze against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashee337%2FRustMaze" "/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/kashee337/RustMaze on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kashee337/RustMaze
[INFO] finished tweaking git repo https://github.com/kashee337/RustMaze
[INFO] tweaked toml for git repo https://github.com/kashee337/RustMaze written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kashee337/RustMaze already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ba1b781d08e49d4dc96215ed88de2e6f98719bdeb3fe5d0205e1a3c4830193f
[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" "3ba1b781d08e49d4dc96215ed88de2e6f98719bdeb3fe5d0205e1a3c4830193f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ba1b781d08e49d4dc96215ed88de2e6f98719bdeb3fe5d0205e1a3c4830193f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba1b781d08e49d4dc96215ed88de2e6f98719bdeb3fe5d0205e1a3c4830193f", kill_on_drop: false }`
[INFO] [stdout] 3ba1b781d08e49d4dc96215ed88de2e6f98719bdeb3fe5d0205e1a3c4830193f
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 2a4272fd3d930d7eaa2fef14572fe5186e8d9706db0ffc38b56984ce3bad379f
[INFO] running `Command { std: "docker" "start" "-a" "2a4272fd3d930d7eaa2fef14572fe5186e8d9706db0ffc38b56984ce3bad379f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling rs-maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `h`
[INFO] [stdout]  --> src/maze/explorer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     h: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]  --> src/maze/explorer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     w: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sx`
[INFO] [stdout]   --> src/maze/explorer.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     sx: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sy`
[INFO] [stdout]   --> src/maze/explorer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sy: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gx`
[INFO] [stdout]   --> src/maze/explorer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     gx: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gy`
[INFO] [stdout]   --> src/maze/explorer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     gy: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.87s
[INFO] running `Command { std: "docker" "inspect" "2a4272fd3d930d7eaa2fef14572fe5186e8d9706db0ffc38b56984ce3bad379f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a4272fd3d930d7eaa2fef14572fe5186e8d9706db0ffc38b56984ce3bad379f", kill_on_drop: false }`
[INFO] [stdout] 2a4272fd3d930d7eaa2fef14572fe5186e8d9706db0ffc38b56984ce3bad379f
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 0d5db2dea1558c0cdcdd9f43df7bdedd48c3dbf2a15dfefab4793f2c5ea0b283
[INFO] running `Command { std: "docker" "start" "-a" "0d5db2dea1558c0cdcdd9f43df7bdedd48c3dbf2a15dfefab4793f2c5ea0b283", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `h`
[INFO] [stdout]  --> src/maze/explorer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     h: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]  --> src/maze/explorer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     w: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sx`
[INFO] [stdout]   --> src/maze/explorer.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     sx: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sy`
[INFO] [stdout]   --> src/maze/explorer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sy: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gx`
[INFO] [stdout]   --> src/maze/explorer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     gx: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gy`
[INFO] [stdout]   --> src/maze/explorer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     gy: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "0d5db2dea1558c0cdcdd9f43df7bdedd48c3dbf2a15dfefab4793f2c5ea0b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5db2dea1558c0cdcdd9f43df7bdedd48c3dbf2a15dfefab4793f2c5ea0b283", kill_on_drop: false }`
[INFO] [stdout] 0d5db2dea1558c0cdcdd9f43df7bdedd48c3dbf2a15dfefab4793f2c5ea0b283
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9482fb5d93e14e122ca9d49f0450bc913d810a9d51828902b2a40759c96095b
[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" "e9482fb5d93e14e122ca9d49f0450bc913d810a9d51828902b2a40759c96095b", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `h`
[INFO] [stderr]  --> src/maze/explorer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     h: u32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]  --> src/maze/explorer.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     w: u32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sx`
[INFO] [stderr]   --> src/maze/explorer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     sx: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sy`
[INFO] [stderr]   --> src/maze/explorer.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     sy: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gx`
[INFO] [stderr]   --> src/maze/explorer.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     gx: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gy`
[INFO] [stderr]   --> src/maze/explorer.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     gy: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-maze` (bin "rs-maze" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_maze-bbf7eed9bdb92546)
[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" "e9482fb5d93e14e122ca9d49f0450bc913d810a9d51828902b2a40759c96095b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9482fb5d93e14e122ca9d49f0450bc913d810a9d51828902b2a40759c96095b", kill_on_drop: false }`
[INFO] [stdout] e9482fb5d93e14e122ca9d49f0450bc913d810a9d51828902b2a40759c96095b