[INFO] cloning repository https://github.com/Kizby/rust-paper-scissors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kizby/rust-paper-scissors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKizby%2Frust-paper-scissors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKizby%2Frust-paper-scissors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fea1c196f3364239237db00f17ac816e6adcb2c0
[INFO] testing Kizby/rust-paper-scissors against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKizby%2Frust-paper-scissors" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kizby/rust-paper-scissors on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kizby/rust-paper-scissors
[INFO] finished tweaking git repo https://github.com/Kizby/rust-paper-scissors
[INFO] tweaked toml for git repo https://github.com/Kizby/rust-paper-scissors written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Kizby/rust-paper-scissors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8134c038da8621bd92071f1367891561de8ac21d449295fc03b3826b63936a0
[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" "f8134c038da8621bd92071f1367891561de8ac21d449295fc03b3826b63936a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8134c038da8621bd92071f1367891561de8ac21d449295fc03b3826b63936a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8134c038da8621bd92071f1367891561de8ac21d449295fc03b3826b63936a0", kill_on_drop: false }`
[INFO] [stdout] f8134c038da8621bd92071f1367891561de8ac21d449295fc03b3826b63936a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 2564168574f09ca6b8b8ac1c564d79fe3b44587e76fb0521616f03f5816f25db
[INFO] running `Command { std: "docker" "start" "-a" "2564168574f09ca6b8b8ac1c564d79fe3b44587e76fb0521616f03f5816f25db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-paper-scissors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `play`
[INFO] [stdout]   --> src/opponent.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn play(&self, play: &game::Play) -> game::Play {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "2564168574f09ca6b8b8ac1c564d79fe3b44587e76fb0521616f03f5816f25db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2564168574f09ca6b8b8ac1c564d79fe3b44587e76fb0521616f03f5816f25db", kill_on_drop: false }`
[INFO] [stdout] 2564168574f09ca6b8b8ac1c564d79fe3b44587e76fb0521616f03f5816f25db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a28d51f8d96fcf86424a92a1e1ca84fb68332a81b5807fb09bb28858c683a74
[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" "2a28d51f8d96fcf86424a92a1e1ca84fb68332a81b5807fb09bb28858c683a74", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-paper-scissors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `play`
[INFO] [stdout]   --> src/opponent.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn play(&self, play: &game::Play) -> game::Play {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a28d51f8d96fcf86424a92a1e1ca84fb68332a81b5807fb09bb28858c683a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a28d51f8d96fcf86424a92a1e1ca84fb68332a81b5807fb09bb28858c683a74", kill_on_drop: false }`
[INFO] [stdout] 2a28d51f8d96fcf86424a92a1e1ca84fb68332a81b5807fb09bb28858c683a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d27a7b878399c5e0f53e3b76ba911c3df492c3bc46fb283ecf7f6845e5d0417
[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" "7d27a7b878399c5e0f53e3b76ba911c3df492c3bc46fb283ecf7f6845e5d0417", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `play`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/opponent.rs:30:20
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 30 |     fn play(&self, play: &game::Play) -> game::Play {
[INFO] [stdout] 
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_paper_scissors-5b01b1064357a91d
[INFO] running `Command { std: "docker" "inspect" "7d27a7b878399c5e0f53e3b76ba911c3df492c3bc46fb283ecf7f6845e5d0417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d27a7b878399c5e0f53e3b76ba911c3df492c3bc46fb283ecf7f6845e5d0417", kill_on_drop: false }`
[INFO] [stdout] 7d27a7b878399c5e0f53e3b76ba911c3df492c3bc46fb283ecf7f6845e5d0417