[INFO] fetching crate babalgame 0.2.0...
[INFO] testing babalgame-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate babalgame 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate babalgame 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate babalgame 0.2.0
[INFO] finished tweaking crates.io crate babalgame 0.2.0
[INFO] tweaked toml for crates.io crate babalgame 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded babalcore v0.2.1
[INFO] [stderr]   Downloaded gdnative_bindings_generator v0.9.1
[INFO] [stderr]   Downloaded gdnative-impl-proc-macros v0.9.1
[INFO] [stderr]   Downloaded gdnative-core v0.9.1
[INFO] [stderr]   Downloaded gdnative-bindings v0.9.1
[INFO] [stderr]   Downloaded miniserde v0.1.13
[INFO] [stderr]   Downloaded gdnative-sys v0.9.1
[INFO] [stderr]   Downloaded gdnative-derive v0.9.1
[INFO] [stderr]   Downloaded gdnative v0.9.1
[INFO] [stderr]   Downloaded mini-internal v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6db3675719c731c43ecc32f4ea38f93bf593ad6bd9d06501009100aaf7b4a1ea
[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" "6db3675719c731c43ecc32f4ea38f93bf593ad6bd9d06501009100aaf7b4a1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6db3675719c731c43ecc32f4ea38f93bf593ad6bd9d06501009100aaf7b4a1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db3675719c731c43ecc32f4ea38f93bf593ad6bd9d06501009100aaf7b4a1ea", kill_on_drop: false }`
[INFO] [stdout] 6db3675719c731c43ecc32f4ea38f93bf593ad6bd9d06501009100aaf7b4a1ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffb57c739c839f1a17ad01a36df4341ab19939da834ba1dac3a411d579f562b2
[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" "ffb57c739c839f1a17ad01a36df4341ab19939da834ba1dac3a411d579f562b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling libloading v0.6.6
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling mini-internal v0.1.13
[INFO] [stderr]    Compiling gdnative-impl-proc-macros v0.9.1
[INFO] [stderr]    Compiling gdnative-derive v0.9.1
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling roxmltree v0.13.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling miniserde v0.1.13
[INFO] [stderr]    Compiling euclid v0.22.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling gdnative_bindings_generator v0.9.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling babalcore v0.2.1
[INFO] [stderr]    Compiling gdnative-bindings v0.9.1
[INFO] [stderr]    Compiling gdnative-sys v0.9.1
[INFO] [stderr]    Compiling gdnative-core v0.9.1
[INFO] [stderr]    Compiling gdnative v0.9.1
[INFO] [stderr]    Compiling babalgame v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `first`, `last`
[INFO] [stdout]   --> src/tunnel_wrapper.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl LevelQuery for TunnelWrapper<'_> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `first`, `last` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn first(&self) -> isize { todo!() }`
[INFO] [stdout]    = help: implement the missing item: `fn last(&self) -> isize { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `babalgame`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ffb57c739c839f1a17ad01a36df4341ab19939da834ba1dac3a411d579f562b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb57c739c839f1a17ad01a36df4341ab19939da834ba1dac3a411d579f562b2", kill_on_drop: false }`
[INFO] [stdout] ffb57c739c839f1a17ad01a36df4341ab19939da834ba1dac3a411d579f562b2