[INFO] updating cached repository https://github.com/koka831/xel
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c787a06a133019dd6077e44078f47e6964e580f0
[INFO] checking koka831/xel against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoka831%2Fxel" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koka831/xel on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/koka831/xel
[INFO] finished tweaking git repo https://github.com/koka831/xel
[INFO] tweaked toml for git repo https://github.com/koka831/xel written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/koka831/xel already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ad00a82f7d63eaa65c2b3a95760a0c1bfb78d5af34761d86838b4376eef5397
[INFO] running `"docker" "start" "-a" "5ad00a82f7d63eaa65c2b3a95760a0c1bfb78d5af34761d86838b4376eef5397"`
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.42
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking xel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lib.rs:78:18
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn test_init() { /// cargo test -- --nocapture to use println! in test
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     println!("hoge");
[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:78:18
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn test_init() { /// cargo test -- --nocapture to use println! in test
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     println!("hoge");
[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]     Finished dev [unoptimized + debuginfo] target(s) in 20.52s
[INFO] running `"docker" "inspect" "5ad00a82f7d63eaa65c2b3a95760a0c1bfb78d5af34761d86838b4376eef5397"`
[INFO] running `"docker" "rm" "-f" "5ad00a82f7d63eaa65c2b3a95760a0c1bfb78d5af34761d86838b4376eef5397"`
[INFO] [stdout] 5ad00a82f7d63eaa65c2b3a95760a0c1bfb78d5af34761d86838b4376eef5397