[INFO] cloning repository https://github.com/philotelli/ruststone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/philotelli/ruststone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilotelli%2Fruststone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilotelli%2Fruststone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72be20bef1a2bc970d5b0fc40d68177285d516aa
[INFO] testing philotelli/ruststone against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilotelli%2Fruststone" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/philotelli/ruststone on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/philotelli/ruststone
[INFO] finished tweaking git repo https://github.com/philotelli/ruststone
[INFO] tweaked toml for git repo https://github.com/philotelli/ruststone written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/philotelli/ruststone already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15b27283c19e8ffc4cfdae5fb181958f39d4cfb70d1b3015a6d05169ed45a000
[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" "15b27283c19e8ffc4cfdae5fb181958f39d4cfb70d1b3015a6d05169ed45a000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b27283c19e8ffc4cfdae5fb181958f39d4cfb70d1b3015a6d05169ed45a000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b27283c19e8ffc4cfdae5fb181958f39d4cfb70d1b3015a6d05169ed45a000", kill_on_drop: false }`
[INFO] [stdout] 15b27283c19e8ffc4cfdae5fb181958f39d4cfb70d1b3015a6d05169ed45a000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a954ef2803bcc341acdcc87f92c0200663643e1955254c7104071935bf67546a
[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" "a954ef2803bcc341acdcc87f92c0200663643e1955254c7104071935bf67546a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruststone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `CardKind`
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CardKind {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Minion`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Minion {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Weapon`
[INFO] [stdout]   --> src/main.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Weapon {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Card`
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Card {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Player`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Player {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Game`
[INFO] [stdout]   --> src/main.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Game {
[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 1.80s
[INFO] running `Command { std: "docker" "inspect" "a954ef2803bcc341acdcc87f92c0200663643e1955254c7104071935bf67546a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a954ef2803bcc341acdcc87f92c0200663643e1955254c7104071935bf67546a", kill_on_drop: false }`
[INFO] [stdout] a954ef2803bcc341acdcc87f92c0200663643e1955254c7104071935bf67546a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a2494fe7b304767ac213f7ac225c9fa25764ead0f80d00d364fea540b46112
[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" "a6a2494fe7b304767ac213f7ac225c9fa25764ead0f80d00d364fea540b46112", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruststone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `CardKind`
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CardKind {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Minion`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Minion {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Weapon`
[INFO] [stdout]   --> src/main.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Weapon {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Card`
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Card {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Player`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Player {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Game`
[INFO] [stdout]   --> src/main.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Game {
[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 0.90s
[INFO] running `Command { std: "docker" "inspect" "a6a2494fe7b304767ac213f7ac225c9fa25764ead0f80d00d364fea540b46112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a2494fe7b304767ac213f7ac225c9fa25764ead0f80d00d364fea540b46112", kill_on_drop: false }`
[INFO] [stdout] a6a2494fe7b304767ac213f7ac225c9fa25764ead0f80d00d364fea540b46112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] f1f20b20345634487b4f5b65701f9e7b778b9e7058de28fd2465a0c36b458500
[INFO] running `Command { std: "docker" "start" "-a" "f1f20b20345634487b4f5b65701f9e7b778b9e7058de28fd2465a0c36b458500", kill_on_drop: false }`
[INFO] [stderr] warning: enum is never used: `CardKind`
[INFO] [stderr]  --> src/main.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum CardKind {
[INFO] [stderr]   |      ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Minion`
[INFO] [stderr]  --> src/main.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct Minion {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Weapon`
[INFO] [stderr]   --> src/main.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Weapon {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Card`
[INFO] [stderr]   --> src/main.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct Card {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Player`
[INFO] [stderr]   --> src/main.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Player {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Game`
[INFO] [stderr]   --> src/main.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct Game {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruststone` (bin "ruststone" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruststone-72c6815f00905d0c)
[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" "f1f20b20345634487b4f5b65701f9e7b778b9e7058de28fd2465a0c36b458500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f20b20345634487b4f5b65701f9e7b778b9e7058de28fd2465a0c36b458500", kill_on_drop: false }`
[INFO] [stdout] f1f20b20345634487b4f5b65701f9e7b778b9e7058de28fd2465a0c36b458500