[INFO] fetching crate pui-arena 0.5.1...
[INFO] testing pui-arena-0.5.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate pui-arena 0.5.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate pui-arena 0.5.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pui-arena 0.5.1
[INFO] finished tweaking crates.io crate pui-arena 0.5.1
[INFO] tweaked toml for crates.io crate pui-arena 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding radium v0.6.2 (latest: v1.1.0)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pui-vec v0.5.1
[INFO] [stderr]   Downloaded pui-core v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3685d4eb8679bf4c94b273cffae2ae26aa76ef18791a8a07208c7c9a9151d8a3
[INFO] running `Command { std: "docker" "start" "-a" "3685d4eb8679bf4c94b273cffae2ae26aa76ef18791a8a07208c7c9a9151d8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3685d4eb8679bf4c94b273cffae2ae26aa76ef18791a8a07208c7c9a9151d8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3685d4eb8679bf4c94b273cffae2ae26aa76ef18791a8a07208c7c9a9151d8a3", kill_on_drop: false }`
[INFO] [stdout] 3685d4eb8679bf4c94b273cffae2ae26aa76ef18791a8a07208c7c9a9151d8a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35cca2317d92c7440058327ca0c36eb30ddff519c18f8ee0109d64bf3ff26837
[INFO] running `Command { std: "docker" "start" "-a" "35cca2317d92c7440058327ca0c36eb30ddff519c18f8ee0109d64bf3ff26837", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling pui-core v0.5.2
[INFO] [stderr]    Compiling pui-vec v0.5.1
[INFO] [stderr]    Compiling pui-arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "35cca2317d92c7440058327ca0c36eb30ddff519c18f8ee0109d64bf3ff26837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cca2317d92c7440058327ca0c36eb30ddff519c18f8ee0109d64bf3ff26837", kill_on_drop: false }`
[INFO] [stdout] 35cca2317d92c7440058327ca0c36eb30ddff519c18f8ee0109d64bf3ff26837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3db72e66d323559e66ba07cabc1d769e198fc5b5653871e7f2974294d0d37961
[INFO] running `Command { std: "docker" "start" "-a" "3db72e66d323559e66ba07cabc1d769e198fc5b5653871e7f2974294d0d37961", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling pui-arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.85s
[INFO] running `Command { std: "docker" "inspect" "3db72e66d323559e66ba07cabc1d769e198fc5b5653871e7f2974294d0d37961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db72e66d323559e66ba07cabc1d769e198fc5b5653871e7f2974294d0d37961", kill_on_drop: false }`
[INFO] [stdout] 3db72e66d323559e66ba07cabc1d769e198fc5b5653871e7f2974294d0d37961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d265c8579b19b51572b787a41c7d4858377dd53f686aa6062cc584a9ebcb8bc
[INFO] running `Command { std: "docker" "start" "-a" "4d265c8579b19b51572b787a41c7d4858377dd53f686aa6062cc584a9ebcb8bc", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stderr]    --> src/base/hop/imp.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/base/dense.rs:639:36
[INFO] [stderr]     |
[INFO] [stderr] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  argument has type `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/base/sparse.rs:527:36
[INFO] [stderr]     |
[INFO] [stderr] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  argument has type `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: `pui-arena` (lib) generated 3 warnings
[INFO] [stderr] warning: `pui-arena` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pui_arena-469fefde8be7542f)
[INFO] [stdout] running 72 tests
[INFO] [stdout] test base::dense::test::basic_reinsertion ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::basic_retain ... ok
[INFO] [stdout] test base::dense::test::basic ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::zero_sized ... ok
[INFO] [stdout] test base::dense::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::basic_reinsertion ... ok
[INFO] [stdout] test base::hop::test::basic_retain ... ok
[INFO] [stdout] test base::dense::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::basic ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::basic ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::hop::test::zero_sized ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::basic_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::basic_retain ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::zero_sized ... ok
[INFO] [stderr]      Running tests/hop.rs (/opt/rustwide/target/debug/deps/hop-cebf0cee01c7b621)
[INFO] [stdout] test base::sparse::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 72 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test hop_version_exhaustion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sparse.rs (/opt/rustwide/target/debug/deps/sparse-5f1ae1e2b1d7bbb4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sparse_version_exhaustion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pui_arena
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 146) ... ignored
[INFO] [stdout] test src/version.rs - version::Version (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 132) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 132) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `MyCustomArena` in the crate root
[INFO] [stdout]  --> src/lib.rs:137:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     struct MyCustomArena;
[INFO] [stdout]   |            ^^^^^^^^^^^^^ could not find `MyCustomArena` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `MyCustomArena` in module `super`
[INFO] [stdout]  --> src/lib.rs:137:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     struct MyCustomArena;
[INFO] [stdout]   |            ^^^^^^^^^^^^^ not found in `super`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/sparse.rs:637:1
[INFO] [stdout]     |
[INFO] [stdout] 637 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/hop.rs:445:1
[INFO] [stdout]     |
[INFO] [stdout] 445 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/sparse.rs:637:1
[INFO] [stdout]     |
[INFO] [stdout] 637 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `_doctest_main_src_lib_rs_132_0::sparse::Arena<_>`
[INFO] [stdout]   --> src/lib.rs:140:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | let my_sparse_arena = sparse::Arena::new();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^   -------------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `my_sparse_arena` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]    |
[INFO] [stdout] 11 | let my_sparse_arena: _doctest_main_src_lib_rs_132_0::sparse::Arena<T> = sparse::Arena::new();
[INFO] [stdout]    |                    ++++++++++++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 132)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d265c8579b19b51572b787a41c7d4858377dd53f686aa6062cc584a9ebcb8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d265c8579b19b51572b787a41c7d4858377dd53f686aa6062cc584a9ebcb8bc", kill_on_drop: false }`
[INFO] [stdout] 4d265c8579b19b51572b787a41c7d4858377dd53f686aa6062cc584a9ebcb8bc
[INFO] testing pui-arena-0.5.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate pui-arena 0.5.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate pui-arena 0.5.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pui-arena 0.5.1
[INFO] finished tweaking crates.io crate pui-arena 0.5.1
[INFO] tweaked toml for crates.io crate pui-arena 0.5.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding radium v0.6.2 (latest: v1.1.0)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514d9094aa0f17b84d8a30c1e8be34ec88c9731508e88e838ebb669f30406b00
[INFO] running `Command { std: "docker" "start" "-a" "514d9094aa0f17b84d8a30c1e8be34ec88c9731508e88e838ebb669f30406b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514d9094aa0f17b84d8a30c1e8be34ec88c9731508e88e838ebb669f30406b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514d9094aa0f17b84d8a30c1e8be34ec88c9731508e88e838ebb669f30406b00", kill_on_drop: false }`
[INFO] [stdout] 514d9094aa0f17b84d8a30c1e8be34ec88c9731508e88e838ebb669f30406b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f725ed0e4e866c5f4c4273204e462f00453c9bfb6d180da48713dc8481f9cf5f
[INFO] running `Command { std: "docker" "start" "-a" "f725ed0e4e866c5f4c4273204e462f00453c9bfb6d180da48713dc8481f9cf5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling pui-core v0.5.2
[INFO] [stderr]    Compiling pui-vec v0.5.1
[INFO] [stderr]    Compiling pui-arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "f725ed0e4e866c5f4c4273204e462f00453c9bfb6d180da48713dc8481f9cf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f725ed0e4e866c5f4c4273204e462f00453c9bfb6d180da48713dc8481f9cf5f", kill_on_drop: false }`
[INFO] [stdout] f725ed0e4e866c5f4c4273204e462f00453c9bfb6d180da48713dc8481f9cf5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f86034dd29f3fd3969f9a95a84d7b96fe2504de7f2e8866b28bad91b7f24e98
[INFO] running `Command { std: "docker" "start" "-a" "1f86034dd29f3fd3969f9a95a84d7b96fe2504de7f2e8866b28bad91b7f24e98", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling pui-arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stdout]    --> src/base/hop/imp.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/dense.rs:639:36
[INFO] [stdout]     |
[INFO] [stdout] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/base/sparse.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  argument has type `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 31.46s
[INFO] running `Command { std: "docker" "inspect" "1f86034dd29f3fd3969f9a95a84d7b96fe2504de7f2e8866b28bad91b7f24e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f86034dd29f3fd3969f9a95a84d7b96fe2504de7f2e8866b28bad91b7f24e98", kill_on_drop: false }`
[INFO] [stdout] 1f86034dd29f3fd3969f9a95a84d7b96fe2504de7f2e8866b28bad91b7f24e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ab2eab95104d19e6542104e7d7ed5af6a5b92457e0a4a2e5020d417fd116253
[INFO] running `Command { std: "docker" "start" "-a" "2ab2eab95104d19e6542104e7d7ed5af6a5b92457e0a4a2e5020d417fd116253", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `UB_DEBUG`
[INFO] [stderr]    --> src/base/hop/imp.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |             #[cfg(all(UB_DEBUG, not(miri)))]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/base/dense.rs:639:36
[INFO] [stderr]     |
[INFO] [stderr] 639 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  argument has type `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/base/sparse.rs:527:36
[INFO] [stderr]     |
[INFO] [stderr] 527 |         iter.for_each(move |value| drop::<usize>(self.vacant_entry().insert(value)));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^---------------------------------^
[INFO] [stderr]     |                                                  |
[INFO] [stderr]     |                                                  argument has type `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: `pui-arena` (lib) generated 3 warnings
[INFO] [stderr] warning: `pui-arena` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pui_arena-469fefde8be7542f)
[INFO] [stdout] 
[INFO] [stdout] running 72 tests
[INFO] [stdout] test base::dense::test::basic ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::dense::test::basic_reinsertion ... ok
[INFO] [stdout] test base::dense::test::zero_sized ... ok
[INFO] [stdout] test base::dense::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] test base::dense::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::hop::test::basic_retain ... ok
[INFO] [stdout] test base::hop::test::basic_reinsertion ... ok
[INFO] [stdout] test base::dense::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::basic ... ok
[INFO] [stdout] test base::hop::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::dense::test::basic_retain ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::dense::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::basic ... ok
[INFO] [stdout] test base::sparse::test::basic_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::basic_retain ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_insert_only ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_rev_insert_only ... ok
[INFO] [stdout] test base::hop::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_with_reinsertion ... ok
[INFO] [stdout] test base::hop::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] test base::hop::test::zero_sized ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::into_iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::iter_keys_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::iter_values_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_rev_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_with_reinsertion ... ok
[INFO] [stdout] test base::sparse::test::zero_sized ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_rev_insert_only ... ok
[INFO] [stdout] test base::sparse::test::iter_values_with_removal ... ok
[INFO] [stdout] test base::sparse::test::iter_values_mut_with_removal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 72 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hop.rs (/opt/rustwide/target/debug/deps/hop-cebf0cee01c7b621)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test hop_version_exhaustion ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sparse.rs (/opt/rustwide/target/debug/deps/sparse-5f1ae1e2b1d7bbb4)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sparse_version_exhaustion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pui_arena
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 146) ... ignored
[INFO] [stdout] test src/version.rs - version::Version (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 132) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 132) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `MyCustomArena` in the crate root
[INFO] [stdout]  --> src/lib.rs:137:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     struct MyCustomArena;
[INFO] [stdout]   |            ^^^^^^^^^^^^^ could not find `MyCustomArena` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `MyCustomArena` in module `super`
[INFO] [stdout]  --> src/lib.rs:137:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     struct MyCustomArena;
[INFO] [stdout]   |            ^^^^^^^^^^^^^ not found in `super`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/sparse.rs:637:1
[INFO] [stdout]     |
[INFO] [stdout] 637 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/hop.rs:445:1
[INFO] [stdout]     |
[INFO] [stdout] 445 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in module `key`
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | / pui_arena::newtype! {
[INFO] [stdout] 8   | |     struct MyCustomArena;
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_^ help: a struct with a similar name exists: `Keys`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/base/sparse.rs:637:1
[INFO] [stdout]     |
[INFO] [stdout] 637 |   pub struct Keys<'a, T, I, V: Version, K> {
[INFO] [stdout]     |   ---------------------------------------- similarly named struct `Keys` defined here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing this struct:
[INFO] [stdout]             pui_arena::Key
[INFO] [stdout]     = note: this error originates in the macro `$crate::__newtype` which comes from the expansion of the macro `pui_arena::newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `_doctest_main_src_lib_rs_132_0::sparse::Arena<_>`
[INFO] [stdout]   --> src/lib.rs:140:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | let my_sparse_arena = sparse::Arena::new();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^   -------------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `my_sparse_arena` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]    |
[INFO] [stdout] 11 | let my_sparse_arena: _doctest_main_src_lib_rs_132_0::sparse::Arena<T> = sparse::Arena::new();
[INFO] [stdout]    |                    ++++++++++++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 132)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2ab2eab95104d19e6542104e7d7ed5af6a5b92457e0a4a2e5020d417fd116253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab2eab95104d19e6542104e7d7ed5af6a5b92457e0a4a2e5020d417fd116253", kill_on_drop: false }`
[INFO] [stdout] 2ab2eab95104d19e6542104e7d7ed5af6a5b92457e0a4a2e5020d417fd116253
