[INFO] cloning repository https://github.com/alevy/iterator_bench [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alevy/iterator_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fiterator_bench", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fiterator_bench'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 026d67b174f1304e34626850dcc9c3aecc155f2b [INFO] testing alevy/iterator_bench against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fiterator_bench" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alevy/iterator_bench on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-13/source/rust-toolchain [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-13/source/Cargo.toml [INFO] crate git repo https://github.com/alevy/iterator_bench already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4456fc5ac21c3fd478321262d76024ef772520af9fc099866ad1b3d94e84408 [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" "d4456fc5ac21c3fd478321262d76024ef772520af9fc099866ad1b3d94e84408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4456fc5ac21c3fd478321262d76024ef772520af9fc099866ad1b3d94e84408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4456fc5ac21c3fd478321262d76024ef772520af9fc099866ad1b3d94e84408", kill_on_drop: false }` [INFO] [stdout] d4456fc5ac21c3fd478321262d76024ef772520af9fc099866ad1b3d94e84408 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b54fd43b07499a46fc793a53960a8bd8228a08f6617432a8dc8d46e348fc337a [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" "b54fd43b07499a46fc793a53960a8bd8228a08f6617432a8dc8d46e348fc337a", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling iterator_bench v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:63:1 [INFO] [stdout] | [INFO] [stdout] 63 | / /// This is the implementation we would write in C. [INFO] [stdout] 64 | | /// [INFO] [stdout] 65 | | /// * It iterators over the input array with a C-style for-loop. [INFO] [stdout] 66 | | /// [INFO] [stdout] ... | [INFO] [stdout] 77 | | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stdout] 78 | | /// of the loop with 5 instructions each. [INFO] [stdout] | |_----------------------------------------^ [INFO] [stdout] | | [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.78s [INFO] running `Command { std: "docker" "inspect" "b54fd43b07499a46fc793a53960a8bd8228a08f6617432a8dc8d46e348fc337a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b54fd43b07499a46fc793a53960a8bd8228a08f6617432a8dc8d46e348fc337a", kill_on_drop: false }` [INFO] [stdout] b54fd43b07499a46fc793a53960a8bd8228a08f6617432a8dc8d46e348fc337a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--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] 595014864c3f67fca99a24e1ecc728d96953742c39a9cc1cb046f7fae4964c4d [INFO] running `Command { std: "docker" "start" "-a" "595014864c3f67fca99a24e1ecc728d96953742c39a9cc1cb046f7fae4964c4d", kill_on_drop: false }` [INFO] [stderr] Compiling iterator_bench v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:63:1 [INFO] [stdout] | [INFO] [stdout] 63 | / /// This is the implementation we would write in C. [INFO] [stdout] 64 | | /// [INFO] [stdout] 65 | | /// * It iterators over the input array with a C-style for-loop. [INFO] [stdout] 66 | | /// [INFO] [stdout] ... | [INFO] [stdout] 77 | | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stdout] 78 | | /// of the loop with 5 instructions each. [INFO] [stdout] | |_----------------------------------------^ [INFO] [stdout] | | [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "595014864c3f67fca99a24e1ecc728d96953742c39a9cc1cb046f7fae4964c4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "595014864c3f67fca99a24e1ecc728d96953742c39a9cc1cb046f7fae4964c4d", kill_on_drop: false }` [INFO] [stdout] 595014864c3f67fca99a24e1ecc728d96953742c39a9cc1cb046f7fae4964c4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 9ee743c02335bc4d7c36fd38c863e6e009b0e81e8a57ce489b683ac3c8e7f336 [INFO] running `Command { std: "docker" "start" "-a" "9ee743c02335bc4d7c36fd38c863e6e009b0e81e8a57ce489b683ac3c8e7f336", kill_on_drop: false }` [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] 64 | | /// [INFO] [stderr] 65 | | /// * It iterators over the input array with a C-style for-loop. [INFO] [stderr] 66 | | /// [INFO] [stderr] ... | [INFO] [stderr] 77 | | /// The compiler has managed to compile this into packed moves. So there are only 20,000 iterations [INFO] [stderr] 78 | | /// of the loop with 5 instructions each. [INFO] [stderr] | |_----------------------------------------^ [INFO] [stderr] | | [INFO] [stderr] | rustdoc does not generate documentation for macro invocations [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: `iterator_bench` (bin "iterator_bench" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/iterator_bench-8cad622a6dd4ac06) [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test c_style_fixed_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_unknown_size::_test ... ok [INFO] [stdout] test optimal_unsafe::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size::_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_fixed_size::_test ... ok [INFO] [stdout] test c_style_unknown_size::_bench ... ok [INFO] [stdout] test optimal_unsafe::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size::_bench ... ok [INFO] [stdout] test c_style_output_size_fixed::_bench ... ok [INFO] [stdout] test c_style_fixed_size::_bench ... ok [INFO] [stdout] test c_style_input_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size_take::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_test ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take::_bench ... ok [INFO] [stdout] test zip_chunks_input_size_fixed::_test ... ok [INFO] [stdout] test zip_chunks_fixed_size::_bench ... ok [INFO] [stdout] test zip_chunks_output_size_fixed::_test ... ok [INFO] [stdout] test zip_chunks_unknown_size::_test ... ok [INFO] [stdout] test zip_chunks_unknown_size_take::_test ... ok [INFO] [stdout] test zip_chunks_fixed_size_take::_bench ... ok [INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size_take_iter::_test ... ok [INFO] [stdout] test zip_chunks_unknown_size_take_iter::_test ... ok [INFO] [stdout] test zip_chunks_input_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_output_size_fixed::_bench ... ok [INFO] [stdout] test zip_chunks_fixed_size_take_iter::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size_take_iter::_bench ... ok [INFO] [stdout] test zip_chunks_unknown_size_take::_bench ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.76s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9ee743c02335bc4d7c36fd38c863e6e009b0e81e8a57ce489b683ac3c8e7f336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ee743c02335bc4d7c36fd38c863e6e009b0e81e8a57ce489b683ac3c8e7f336", kill_on_drop: false }` [INFO] [stdout] 9ee743c02335bc4d7c36fd38c863e6e009b0e81e8a57ce489b683ac3c8e7f336