[INFO] fetching crate unicode-bidi 0.3.4...
[INFO] checking unicode-bidi-0.3.4 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate unicode-bidi 0.3.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate unicode-bidi 0.3.4 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unicode-bidi 0.3.4
[INFO] finished tweaking crates.io crate unicode-bidi 0.3.4
[INFO] tweaked toml for crates.io crate unicode-bidi 0.3.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flamer v0.1.4
[INFO] [stderr]   Downloaded serde_test v1.0.125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8857a2b4e23cded140ff3b89537d3828c03406afb470f1c11b87ff15399719c7
[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" "8857a2b4e23cded140ff3b89537d3828c03406afb470f1c11b87ff15399719c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8857a2b4e23cded140ff3b89537d3828c03406afb470f1c11b87ff15399719c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8857a2b4e23cded140ff3b89537d3828c03406afb470f1c11b87ff15399719c7", kill_on_drop: false }`
[INFO] [stdout] 8857a2b4e23cded140ff3b89537d3828c03406afb470f1c11b87ff15399719c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--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] c7857179b1999e3b0cd6d8a56befbe58e22671cc4bd53316217e11c2ef9dfb23
[INFO] running `Command { std: "docker" "start" "-a" "c7857179b1999e3b0cd6d8a56befbe58e22671cc4bd53316217e11c2ef9dfb23", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-bidi v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.125
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:717:9
[INFO] [stdout]     |
[INFO] [stdout] 717 |         /// Bidi_Class: L L L B L L L B L L L
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |         /// Bidi_Class: L L EN B L L EN B L L EN
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:729:9
[INFO] [stdout]     |
[INFO] [stdout] 729 |         /// Bidi_Class: L L L B AL AL AL
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:732:9
[INFO] [stdout]     |
[INFO] [stdout] 732 |         /// Bidi_Class: AL AL AL B L L L
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:677:9
[INFO] [stdout]     |
[INFO] [stdout] 677 |         /// BidiTest:69635 (AL ET EN)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 678 |         let bidi_info = BidiInfo::new("\u{060B}\u{20CF}\u{06F9}", None);
[INFO] [stdout]     |         ---------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:815:9
[INFO] [stdout]     |
[INFO] [stdout] 815 |         /// BidiTest:946 (LRI PDI)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 816 |         let text = "\u{2067}\u{2069}";
[INFO] [stdout]     |         ------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "c7857179b1999e3b0cd6d8a56befbe58e22671cc4bd53316217e11c2ef9dfb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7857179b1999e3b0cd6d8a56befbe58e22671cc4bd53316217e11c2ef9dfb23", kill_on_drop: false }`
[INFO] [stdout] c7857179b1999e3b0cd6d8a56befbe58e22671cc4bd53316217e11c2ef9dfb23