[INFO] updating cached repository https://github.com/alevy/iterator_bench [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] 026d67b174f1304e34626850dcc9c3aecc155f2b [INFO] testing alevy/iterator_bench against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fiterator_bench" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alevy/iterator_bench on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alevy/iterator_bench [INFO] finished tweaking git repo https://github.com/alevy/iterator_bench [INFO] tweaked toml for git repo https://github.com/alevy/iterator_bench written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/alevy/iterator_bench already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stdout] 754e2a9083bd087d29a3ba621c6c96ab199b91b335881e7534f08915e95be1de [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" "754e2a9083bd087d29a3ba621c6c96ab199b91b335881e7534f08915e95be1de"` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling iterator_bench v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | /// This is the implementation we would write in C. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:64:1 [INFO] [stderr] | [INFO] [stderr] 64 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:65:1 [INFO] [stderr] | [INFO] [stderr] 65 | /// * It iterators over the input array with a C-style for-loop. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:67:1 [INFO] [stderr] | [INFO] [stderr] 67 | /// * It uses regular arrays (rather than slices with double-worded pointers) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:69:1 [INFO] [stderr] | [INFO] [stderr] 69 | /// * It explicitly avoids bounds-checking by using the unsafe `get_unchecked[_mut]` operation. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | /// On my (@alevy's) laptop, with an 2.6GHz Intel i5 and 14-stage pipeline, it take just under [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:72:1 [INFO] [stderr] | [INFO] [stderr] 72 | /// 40,000ns, which is approximately 104,000 clock cycles to loop and process over 640,000 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | /// elements. [INFO] [stderr] | ^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | /// This seems _more_ than optimal, but inspecting the assembly, the math checks out. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:76:1 [INFO] [stderr] | [INFO] [stderr] 76 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:77:1 [INFO] [stderr] | [INFO] [stderr] 77 | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | /// of the loop with 5 instructions each. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.68s [INFO] running `"docker" "inspect" "754e2a9083bd087d29a3ba621c6c96ab199b91b335881e7534f08915e95be1de"` [INFO] running `"docker" "rm" "-f" "754e2a9083bd087d29a3ba621c6c96ab199b91b335881e7534f08915e95be1de"` [INFO] [stdout] 754e2a9083bd087d29a3ba621c6c96ab199b91b335881e7534f08915e95be1de [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 96feecb0ee0633485c9abdcff58afd7a4c56ddc278b058ea0f5f6afbbe5deaab [INFO] running `"docker" "start" "-a" "96feecb0ee0633485c9abdcff58afd7a4c56ddc278b058ea0f5f6afbbe5deaab"` [INFO] [stderr] Compiling iterator_bench v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | /// This is the implementation we would write in C. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:64:1 [INFO] [stderr] | [INFO] [stderr] 64 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:65:1 [INFO] [stderr] | [INFO] [stderr] 65 | /// * It iterators over the input array with a C-style for-loop. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:67:1 [INFO] [stderr] | [INFO] [stderr] 67 | /// * It uses regular arrays (rather than slices with double-worded pointers) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:69:1 [INFO] [stderr] | [INFO] [stderr] 69 | /// * It explicitly avoids bounds-checking by using the unsafe `get_unchecked[_mut]` operation. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | /// On my (@alevy's) laptop, with an 2.6GHz Intel i5 and 14-stage pipeline, it take just under [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:72:1 [INFO] [stderr] | [INFO] [stderr] 72 | /// 40,000ns, which is approximately 104,000 clock cycles to loop and process over 640,000 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | /// elements. [INFO] [stderr] | ^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | /// This seems _more_ than optimal, but inspecting the assembly, the math checks out. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:76:1 [INFO] [stderr] | [INFO] [stderr] 76 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:77:1 [INFO] [stderr] | [INFO] [stderr] 77 | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | /// of the loop with 5 instructions each. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `"docker" "inspect" "96feecb0ee0633485c9abdcff58afd7a4c56ddc278b058ea0f5f6afbbe5deaab"` [INFO] running `"docker" "rm" "-f" "96feecb0ee0633485c9abdcff58afd7a4c56ddc278b058ea0f5f6afbbe5deaab"` [INFO] [stdout] 96feecb0ee0633485c9abdcff58afd7a4c56ddc278b058ea0f5f6afbbe5deaab [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e824e273a5fd06f6e8bba9a5abf5255194435cacec9cebab7338a4d93e58fa7b [INFO] running `"docker" "start" "-a" "e824e273a5fd06f6e8bba9a5abf5255194435cacec9cebab7338a4d93e58fa7b"` [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | /// This is the implementation we would write in C. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:64:1 [INFO] [stderr] | [INFO] [stderr] 64 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:65:1 [INFO] [stderr] | [INFO] [stderr] 65 | /// * It iterators over the input array with a C-style for-loop. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:67:1 [INFO] [stderr] | [INFO] [stderr] 67 | /// * It uses regular arrays (rather than slices with double-worded pointers) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:69:1 [INFO] [stderr] | [INFO] [stderr] 69 | /// * It explicitly avoids bounds-checking by using the unsafe `get_unchecked[_mut]` operation. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | /// On my (@alevy's) laptop, with an 2.6GHz Intel i5 and 14-stage pipeline, it take just under [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:72:1 [INFO] [stderr] | [INFO] [stderr] 72 | /// 40,000ns, which is approximately 104,000 clock cycles to loop and process over 640,000 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | /// elements. [INFO] [stderr] | ^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | /// This seems _more_ than optimal, but inspecting the assembly, the math checks out. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:76:1 [INFO] [stderr] | [INFO] [stderr] 76 | /// [INFO] [stderr] | ^^^ rustdoc does not generate documentation for macros [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/main.rs:77:1 [INFO] [stderr] | [INFO] [stderr] 77 | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | /// of the loop with 5 instructions each. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [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: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/iterator_bench-f5dd2d1d8f219928 [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test c_style_fixed_size::_test ... ok [INFO] [stdout] test c_style_unknown_size::_test ... ok [INFO] [stdout] test c_style_input_size_fixed::_test ... ok [INFO] [stdout] test c_style_output_size_fixed::_test ... ok [INFO] [stdout] test c_style_unknown_size_limit::_test ... ok [INFO] [stdout] test c_style_input_size_fixed::_bench ... ok [INFO] [stdout] test c_style_output_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size::_test ... ok [INFO] [stdout] test optimal_unsafe::_test ... ok [INFO] [stdout] test c_style_unknown_size::_bench ... ok [INFO] [stdout] test c_style_fixed_size::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_test ... ok [INFO] [stdout] test c_style_unknown_size_limit::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_test ... ok [INFO] [stdout] test optimal_unsafe::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size_take::_test ... ok [INFO] [stdout] test zip_chunks_fixed_size::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_bench ... ok [INFO] [stdout] test zip_chunks_input_size_fixed::_test ... ok [INFO] [stdout] test zip_chunks_fixed_size_take_iter::_test ... ok [INFO] [stdout] test zip_chunks_output_size_fixed::_test ... ok [INFO] [stdout] test zip_chunks_fixed_size_take::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size::_test ... ok [INFO] [stdout] test zip_chunks_input_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size_take::_test ... ok [INFO] [stdout] test zip_chunks_unknown_size::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size_take_iter::_bench ... ok [INFO] [stdout] test zip_chunks_output_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size_take_iter::_test ... ok [INFO] [stdout] test zip_chunks_unknown_size_take::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size_take_iter::_bench ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e824e273a5fd06f6e8bba9a5abf5255194435cacec9cebab7338a4d93e58fa7b"` [INFO] running `"docker" "rm" "-f" "e824e273a5fd06f6e8bba9a5abf5255194435cacec9cebab7338a4d93e58fa7b"` [INFO] [stdout] e824e273a5fd06f6e8bba9a5abf5255194435cacec9cebab7338a4d93e58fa7b