[INFO] cloning repository https://github.com/JosePedroDias/aoc2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JosePedroDias/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosePedroDias%2Faoc2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosePedroDias%2Faoc2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 932860b15eddf3e1c0b76c8e0355a5e5f5ef7463
[INFO] checking JosePedroDias/aoc2019 against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosePedroDias%2Faoc2019" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JosePedroDias/aoc2019 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JosePedroDias/aoc2019
[INFO] finished tweaking git repo https://github.com/JosePedroDias/aoc2019
[INFO] tweaked toml for git repo https://github.com/JosePedroDias/aoc2019 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/JosePedroDias/aoc2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38fbbdfe45f1064746871e59252e391012098dcbf1d7e1362b685c675cc6fdde
[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" "38fbbdfe45f1064746871e59252e391012098dcbf1d7e1362b685c675cc6fdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38fbbdfe45f1064746871e59252e391012098dcbf1d7e1362b685c675cc6fdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fbbdfe45f1064746871e59252e391012098dcbf1d7e1362b685c675cc6fdde", kill_on_drop: false }`
[INFO] [stdout] 38fbbdfe45f1064746871e59252e391012098dcbf1d7e1362b685c675cc6fdde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1282e150cf0e5bd36b44d6ff9cbc3adfa48eba2ba9fb8c4962ab152c2c3a10d6
[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" "1282e150cf0e5bd36b44d6ff9cbc3adfa48eba2ba9fb8c4962ab152c2c3a10d6", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>` is not an iterator
[INFO] [stdout]   --> src/d06.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for child in self.children.borrow_mut() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::iter::Iterator` is not implemented for `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>`
[INFO] [stdout]    = note: required by `std::iter::IntoIterator::into_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>` is not an iterator
[INFO] [stdout]   --> src/d06.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for child in self.children.borrow_mut() {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::iter::Iterator` is not implemented for `std::cell::RefMut<'_, std::vec::Vec<&'static d06::Node>>`
[INFO] [stdout]    = note: required by `std::iter::IntoIterator::into_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/d06.rs:66:39
[INFO] [stdout]    |
[INFO] [stdout] 66 |         n1.children.borrow_mut().push(Rc::new(n2));
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       expected `&d06::Node`, found struct `std::rc::Rc`
[INFO] [stdout]    |                                       help: consider borrowing here: `&Rc::new(n2)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&'static d06::Node`
[INFO] [stdout]                  found struct `std::rc::Rc<d06::Node>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/d06.rs:66:39
[INFO] [stdout]    |
[INFO] [stdout] 66 |         n1.children.borrow_mut().push(Rc::new(n2));
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       expected `&d06::Node`, found struct `std::rc::Rc`
[INFO] [stdout]    |                                       help: consider borrowing here: `&Rc::new(n2)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&'static d06::Node`
[INFO] [stdout]                  found struct `std::rc::Rc<d06::Node>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2019`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1282e150cf0e5bd36b44d6ff9cbc3adfa48eba2ba9fb8c4962ab152c2c3a10d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1282e150cf0e5bd36b44d6ff9cbc3adfa48eba2ba9fb8c4962ab152c2c3a10d6", kill_on_drop: false }`
[INFO] [stdout] 1282e150cf0e5bd36b44d6ff9cbc3adfa48eba2ba9fb8c4962ab152c2c3a10d6
