[INFO] cloning repository https://github.com/mverleg/prover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mverleg/prover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fprover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fprover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f42a6f9fed24c439c53dcbbfa59ceba5b44361e
[INFO] documenting mverleg/prover against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fprover" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mverleg/prover on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mverleg/prover
[INFO] finished tweaking git repo https://github.com/mverleg/prover
[INFO] tweaked toml for git repo https://github.com/mverleg/prover written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mverleg/prover already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", 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] 90071ea6d56f3900e4c5f550716d57bcb07df40e2596059df4e140515e6fc5c4
[INFO] running `Command { std: "docker" "start" "-a" "90071ea6d56f3900e4c5f550716d57bcb07df40e2596059df4e140515e6fc5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90071ea6d56f3900e4c5f550716d57bcb07df40e2596059df4e140515e6fc5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90071ea6d56f3900e4c5f550716d57bcb07df40e2596059df4e140515e6fc5c4", kill_on_drop: false }`
[INFO] [stdout] 90071ea6d56f3900e4c5f550716d57bcb07df40e2596059df4e140515e6fc5c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] eed21f5b0397e04563fbcbf6e5e0390062c818226c2544024c7405c4bb3d253d
[INFO] running `Command { std: "docker" "start" "-a" "eed21f5b0397e04563fbcbf6e5e0390062c818226c2544024c7405c4bb3d253d", kill_on_drop: false }`
[INFO] [stderr]  Documenting bound_prover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0038]: the trait `num::Num` cannot be made into an object
[INFO] [stdout]    --> src/logic/mod.rs:14:13
[INFO] [stdout]     |
[INFO] [stdout] 14  |     Num(&'a Num<T>),
[INFO] [stdout]     |             ^^^^^^ `num::Num` cannot be made into an object
[INFO] [stdout]     |
[INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
[INFO] [stdout]    --> src/num/mod.rs:6:50
[INFO] [stdout]     |
[INFO] [stdout] 6   | pub trait Num<T>: Difficulty + Display + Clone + PartialEq + Eq + Hash where T: Nr {
[INFO] [stdout]     |           ---                                    ^^^^^^^^^ ...because it uses `Self` as a type parameter
[INFO] [stdout]     |           |
[INFO] [stdout]     |           this trait cannot be made into an object...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/proposition.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T> Logic<T> for Prop where T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/not.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T, L> Logic<T> for Not<T, L> where L: Logic<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/and.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T, L, R> Logic<T> for And<T, L, R> where L: Logic<T>, R: Logic<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/or.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T, L, R> Logic<T> for Or<T, L, R> where L: Logic<T>, R: Logic<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/eql.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T, L, R> Logic<T> for Eql<T, L, R> where L: Num<T>, R: Num<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/gt.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T, L, R> Logic<T> for Gt<T, L, R> where L: Num<T>, R: Num<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `get_props_nums`
[INFO] [stdout]   --> src/logic/lt.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T, L, R> Logic<T> for Lt<T, L, R> where L: Num<T>, R: Num<T>, T: Nr {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `get_props_nums` in implementation
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/logic/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_props_nums<'a>() -> &'a Vec<PropNum<'a, T>>;
[INFO] [stdout]    |     --------------------------------------------------- `get_props_nums` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0038, E0046.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0038`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `bound_prover`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name bound_prover src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f103c253d4b2bdc8 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "eed21f5b0397e04563fbcbf6e5e0390062c818226c2544024c7405c4bb3d253d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed21f5b0397e04563fbcbf6e5e0390062c818226c2544024c7405c4bb3d253d", kill_on_drop: false }`
[INFO] [stdout] eed21f5b0397e04563fbcbf6e5e0390062c818226c2544024c7405c4bb3d253d