[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] checking gabrielpetersson/ant-wars-webassembly against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpetersson%2Fant-wars-webassembly" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gabrielpetersson/ant-wars-webassembly on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-12/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10dddb25cf7f53acec15a62370dbbac7ffc20667a4e4c54faf167f4fb4b06f04
[INFO] running `Command { std: "docker" "start" "-a" "10dddb25cf7f53acec15a62370dbbac7ffc20667a4e4c54faf167f4fb4b06f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10dddb25cf7f53acec15a62370dbbac7ffc20667a4e4c54faf167f4fb4b06f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10dddb25cf7f53acec15a62370dbbac7ffc20667a4e4c54faf167f4fb4b06f04", kill_on_drop: false }`
[INFO] [stdout] 10dddb25cf7f53acec15a62370dbbac7ffc20667a4e4c54faf167f4fb4b06f04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31195cce4ae3ca8ea3dde866ebe34b283ad9c99f8f7d199c1371178cb359fd91
[INFO] running `Command { std: "docker" "start" "-a" "31195cce4ae3ca8ea3dde866ebe34b283ad9c99f8f7d199c1371178cb359fd91", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.73
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling quote v1.0.9
[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]     Checking js-sys v0.3.50
[INFO] [stderr]     Checking web-sys v0.3.50
[INFO] [stderr]     Checking ant-wars v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "31195cce4ae3ca8ea3dde866ebe34b283ad9c99f8f7d199c1371178cb359fd91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31195cce4ae3ca8ea3dde866ebe34b283ad9c99f8f7d199c1371178cb359fd91", kill_on_drop: false }`
[INFO] [stdout] 31195cce4ae3ca8ea3dde866ebe34b283ad9c99f8f7d199c1371178cb359fd91