[INFO] updating cached repository https://github.com/zirman/parse_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea64f5fc2d7db843ab061ec8a6d09ee597e6ba9d
[INFO] testing zirman/parse_rust against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzirman%2Fparse_rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zirman/parse_rust on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zirman/parse_rust
[INFO] finished tweaking git repo https://github.com/zirman/parse_rust
[INFO] tweaked toml for git repo https://github.com/zirman/parse_rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/zirman/parse_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39e2ff8e9b91ca476e38051585ab2dbfa9a9f952eb09987f034b4a033bf8f8a6
[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" "39e2ff8e9b91ca476e38051585ab2dbfa9a9f952eb09987f034b4a033bf8f8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e2ff8e9b91ca476e38051585ab2dbfa9a9f952eb09987f034b4a033bf8f8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e2ff8e9b91ca476e38051585ab2dbfa9a9f952eb09987f034b4a033bf8f8a6", kill_on_drop: false }`
[INFO] [stdout] 39e2ff8e9b91ca476e38051585ab2dbfa9a9f952eb09987f034b4a033bf8f8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f98d76bf89c9f345dd0762dea5938d2fb599a26519b5d4a552f6fc40899a6eb8
[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" "f98d76bf89c9f345dd0762dea5938d2fb599a26519b5d4a552f6fc40899a6eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling parseli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0720]: opaque type expands to a recursive type
[INFO] [stdout]    --> src/main.rs:281:15
[INFO] [stdout]     |
[INFO] [stdout] 281 | fn recur() -> impl Parser<()> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ expands to a recursive type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expanded type is `ParserBind<ParserChar, [closure@src/main.rs:283:15: 283:26], impl Parser<()>, (), ()>`
[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 E0720`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parseli`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f98d76bf89c9f345dd0762dea5938d2fb599a26519b5d4a552f6fc40899a6eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98d76bf89c9f345dd0762dea5938d2fb599a26519b5d4a552f6fc40899a6eb8", kill_on_drop: false }`
[INFO] [stdout] f98d76bf89c9f345dd0762dea5938d2fb599a26519b5d4a552f6fc40899a6eb8