[INFO] cloning repository https://github.com/iankit3/todo_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iankit3/todo_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiankit3%2Ftodo_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiankit3%2Ftodo_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9d72ceaa7249c0077939ef9ae06e435e95328aa
[INFO] checking iankit3/todo_app against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiankit3%2Ftodo_app" "/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/iankit3/todo_app on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iankit3/todo_app
[INFO] finished tweaking git repo https://github.com/iankit3/todo_app
[INFO] tweaked toml for git repo https://github.com/iankit3/todo_app written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/iankit3/todo_app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b9aa6ff2eac39d2325a414b1bf4d782638a72f5ed748447a27290acd2c46cfb
[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" "2b9aa6ff2eac39d2325a414b1bf4d782638a72f5ed748447a27290acd2c46cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b9aa6ff2eac39d2325a414b1bf4d782638a72f5ed748447a27290acd2c46cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9aa6ff2eac39d2325a414b1bf4d782638a72f5ed748447a27290acd2c46cfb", kill_on_drop: false }`
[INFO] [stdout] 2b9aa6ff2eac39d2325a414b1bf4d782638a72f5ed748447a27290acd2c46cfb
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2684578a2cc6791d1d02ae99da964d8389dc3e81317b94ecf9a6018981da9240
[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" "2684578a2cc6791d1d02ae99da964d8389dc3e81317b94ecf9a6018981da9240", kill_on_drop: false }`
[INFO] [stderr]     Checking todo_app v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::cmp::Ordering;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::cmp::Ordering;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Task<'_>: Ord` is not satisfied
[INFO] [stdout]   --> src/main.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     task_list.sort();
[INFO] [stdout]    |               ^^^^ the trait `Ord` is not implemented for `Task<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `Vec<Task<'_>>` cannot be built from an iterator over elements of type `&Task<'_>`
[INFO] [stdout]   --> src/main.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 .collect();
[INFO] [stdout]    |                  ^^^^^^^ value of type `Vec<Task<'_>>` cannot be built from `std::iter::Iterator<Item=&Task<'_>>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<&Task<'_>>` is not implemented for `Vec<Task<'_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `&mut Vec<Task<'_>>` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]   --> src/main.rs:83:68
[INFO] [stdout]    |
[INFO] [stdout] 83 |     tasks_list = tasks_list.iter().map(|task| task.is_done = true).collect();
[INFO] [stdout]    |                                                                    ^^^^^^^ value of type `&mut Vec<Task<'_>>` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<()>` is not implemented for `&mut Vec<Task<'_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `todo_app`
[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] [stdout] error[E0277]: the trait bound `Task<'_>: Ord` is not satisfied
[INFO] [stdout]   --> src/main.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     task_list.sort();
[INFO] [stdout]    |               ^^^^ the trait `Ord` is not implemented for `Task<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `Vec<Task<'_>>` cannot be built from an iterator over elements of type `&Task<'_>`
[INFO] [stdout]   --> src/main.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 .collect();
[INFO] [stdout]    |                  ^^^^^^^ value of type `Vec<Task<'_>>` cannot be built from `std::iter::Iterator<Item=&Task<'_>>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<&Task<'_>>` is not implemented for `Vec<Task<'_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `&mut Vec<Task<'_>>` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]   --> src/main.rs:83:68
[INFO] [stdout]    |
[INFO] [stdout] 83 |     tasks_list = tasks_list.iter().map(|task| task.is_done = true).collect();
[INFO] [stdout]    |                                                                    ^^^^^^^ value of type `&mut Vec<Task<'_>>` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<()>` is not implemented for `&mut Vec<Task<'_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2684578a2cc6791d1d02ae99da964d8389dc3e81317b94ecf9a6018981da9240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2684578a2cc6791d1d02ae99da964d8389dc3e81317b94ecf9a6018981da9240", kill_on_drop: false }`
[INFO] [stdout] 2684578a2cc6791d1d02ae99da964d8389dc3e81317b94ecf9a6018981da9240