[INFO] cloning repository https://github.com/gabrielpetersson/ant-wars-webassembly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabrielpetersson/ant-wars-webassembly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpetersson%2Fant-wars-webassembly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpetersson%2Fant-wars-webassembly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3ecaf923f07c7ccce79b0b77f31f5c3531ed504
[INFO] testing gabrielpetersson/ant-wars-webassembly against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpetersson%2Fant-wars-webassembly" "/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/gabrielpetersson/ant-wars-webassembly on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gabrielpetersson/ant-wars-webassembly
[INFO] finished tweaking git repo https://github.com/gabrielpetersson/ant-wars-webassembly
[INFO] tweaked toml for git repo https://github.com/gabrielpetersson/ant-wars-webassembly written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/gabrielpetersson/ant-wars-webassembly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25e784172f8a7a63c60c2ed87799bd645f1fcaef6d2165bcaf146d0ddf0d20d5
[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" "25e784172f8a7a63c60c2ed87799bd645f1fcaef6d2165bcaf146d0ddf0d20d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25e784172f8a7a63c60c2ed87799bd645f1fcaef6d2165bcaf146d0ddf0d20d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e784172f8a7a63c60c2ed87799bd645f1fcaef6d2165bcaf146d0ddf0d20d5", kill_on_drop: false }`
[INFO] [stdout] 25e784172f8a7a63c60c2ed87799bd645f1fcaef6d2165bcaf146d0ddf0d20d5
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 7148f9ce5d5e1e64f18bd0b4c5ffec892542674cb65b755d85137f3275f9d03e
[INFO] running `Command { std: "docker" "start" "-a" "7148f9ce5d5e1e64f18bd0b4c5ffec892542674cb65b755d85137f3275f9d03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling js-sys v0.3.50
[INFO] [stderr]    Compiling web-sys v0.3.50
[INFO] [stderr]    Compiling ant-wars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: the method `next` exists for mutable reference `&mut Ant`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             ant.next();
[INFO] [stdout]    |                 ^^^^ method cannot be called on `&mut Ant` due to unsatisfied trait bounds
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/ant.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Ant {
[INFO] [stdout]    | -------------- doesn't satisfy `Ant: Iterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `Ant: Iterator`
[INFO] [stdout]            which is required by `&mut Ant: Iterator`
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `next`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ant-wars` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7148f9ce5d5e1e64f18bd0b4c5ffec892542674cb65b755d85137f3275f9d03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7148f9ce5d5e1e64f18bd0b4c5ffec892542674cb65b755d85137f3275f9d03e", kill_on_drop: false }`
[INFO] [stdout] 7148f9ce5d5e1e64f18bd0b4c5ffec892542674cb65b755d85137f3275f9d03e
