[INFO] cloning repository https://github.com/c-cube/batsat-ocaml
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c-cube/batsat-ocaml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fbatsat-ocaml"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fbatsat-ocaml'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be0d21a6cba61b2a4b38f0ec8c6645a913e3845c
[INFO] checking c-cube/batsat-ocaml against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fbatsat-ocaml" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c-cube/batsat-ocaml on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/c-cube/batsat-ocaml
[INFO] removed workspace from git repo https://github.com/c-cube/batsat-ocaml
[INFO] finished tweaking git repo https://github.com/c-cube/batsat-ocaml
[INFO] tweaked toml for git repo https://github.com/c-cube/batsat-ocaml written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/c-cube/batsat-ocaml already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4788ca8c7661e5dbae1462684d842602359fbc2ed1cb73ef41734e25cdbe4426
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4788ca8c7661e5dbae1462684d842602359fbc2ed1cb73ef41734e25cdbe4426"`
[INFO] [stderr]     Checking ocaml v0.5.0
[INFO] [stderr]     Checking batsat v0.3.1
[INFO] [stderr]     Checking batsat-stubs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 |   /// Add literal, or add clause if the lit is 0
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 111 | / caml!(ml_batsat_addlit, |ptr, lit|, <res>, {
[INFO] [stderr] 112 | |     with_solver!(solver, ptr, {
[INFO] [stderr] 113 | |         let lit = lit.isize_val() as i32;
[INFO] [stderr] 114 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 129 | |     })
[INFO] [stderr] 130 | | } -> res);
[INFO] [stderr]     | |__________- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 |   /// Add assumption into the solver
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 133 | / caml!(ml_batsat_assume, |ptr, lit|, <res>, {
[INFO] [stderr] 134 | |     with_solver!(solver, ptr, {
[INFO] [stderr] 135 | |         let lit = lit.isize_val() as i32;
[INFO] [stderr] 136 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 142 | |     })
[INFO] [stderr] 143 | | } -> res);
[INFO] [stderr]     | |__________- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 |   /// Add literal, or add clause if the lit is 0
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 111 | / caml!(ml_batsat_addlit, |ptr, lit|, <res>, {
[INFO] [stderr] 112 | |     with_solver!(solver, ptr, {
[INFO] [stderr] 113 | |         let lit = lit.isize_val() as i32;
[INFO] [stderr] 114 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 129 | |     })
[INFO] [stderr] 130 | | } -> res);
[INFO] [stderr]     | |__________- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 |   /// Add assumption into the solver
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 133 | / caml!(ml_batsat_assume, |ptr, lit|, <res>, {
[INFO] [stderr] 134 | |     with_solver!(solver, ptr, {
[INFO] [stderr] 135 | |         let lit = lit.isize_val() as i32;
[INFO] [stderr] 136 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 142 | |     })
[INFO] [stderr] 143 | | } -> res);
[INFO] [stderr]     | |__________- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `"docker" "inspect" "4788ca8c7661e5dbae1462684d842602359fbc2ed1cb73ef41734e25cdbe4426"`
[INFO] running `"docker" "rm" "-f" "4788ca8c7661e5dbae1462684d842602359fbc2ed1cb73ef41734e25cdbe4426"`
[INFO] [stdout] 4788ca8c7661e5dbae1462684d842602359fbc2ed1cb73ef41734e25cdbe4426