[INFO] fetching crate hash_ord 0.1.10...
[INFO] checking hash_ord-0.1.10 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate hash_ord 0.1.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate hash_ord 0.1.10 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hash_ord 0.1.10
[INFO] finished tweaking crates.io crate hash_ord 0.1.10
[INFO] tweaked toml for crates.io crate hash_ord 0.1.10 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (available: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (available: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (available: v0.8.3)
[INFO] [stderr]       Adding time v0.1.45 (available: v0.3.36)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dc9a835c5dd960268cc77f8bf221fd2d9959e1f614fb155ce35b27c3bd92d23
[INFO] running `Command { std: "docker" "start" "-a" "4dc9a835c5dd960268cc77f8bf221fd2d9959e1f614fb155ce35b27c3bd92d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc9a835c5dd960268cc77f8bf221fd2d9959e1f614fb155ce35b27c3bd92d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc9a835c5dd960268cc77f8bf221fd2d9959e1f614fb155ce35b27c3bd92d23", kill_on_drop: false }`
[INFO] [stdout] 4dc9a835c5dd960268cc77f8bf221fd2d9959e1f614fb155ce35b27c3bd92d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cacfe9755de1ae57183684eeccb57df60a95bde8fceadf8248158a9eb64dd42d
[INFO] running `Command { std: "docker" "start" "-a" "cacfe9755de1ae57183684eeccb57df60a95bde8fceadf8248158a9eb64dd42d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking hash_ord v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1780:34
[INFO] [stdout]      |
[INFO] [stdout] 1780 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1780 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 1780 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1815:34
[INFO] [stdout]      |
[INFO] [stdout] 1815 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1815 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 1815 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1850:34
[INFO] [stdout]      |
[INFO] [stdout] 1850 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]      |                                  ^         ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1850 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 1850 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:204:34
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 204 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:238:34
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 238 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:272:34
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]     |                                  ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 272 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/fastbin.rs:27:41
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/macros.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ord_map.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         container_of!(self, AVLEntry<K, V>, node)
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/macros.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/hash_table.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         container_of!(self, HashIndex, node)
[INFO] [stdout]    |         ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_table.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         container_of!(self, HashNode<K>, avl_node)
[INFO] [stdout]     |         ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_map.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 |     container_of!(key, (K, V), 0)
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_map.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         container_of!(self, InternalHashEntry<K, V>, node)
[INFO] [stdout]     |         -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Fastbin` does not permit being left uninitialized
[INFO] [stdout]   --> src/fastbin.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    this code causes undefined behavior when executed
[INFO] [stdout]    |                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]   --> src/fastbin.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     obj_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> benches/bench_avl.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin)]
[INFO] [stdout]   |            ^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:491:34
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 491 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:536:34
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 536 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 536 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:584:34
[INFO] [stdout]     |
[INFO] [stdout] 584 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]     |                                  ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 584 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 584 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:491:34
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 491 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:536:34
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 536 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 536 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> examples/rbtree_by_tickdream125.rs:584:34
[INFO] [stdout]     |
[INFO] [stdout] 584 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]     |                                  ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 584 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 584 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1780:34
[INFO] [stdout]      |
[INFO] [stdout] 1780 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1780 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 1780 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1815:34
[INFO] [stdout]      |
[INFO] [stdout] 1815 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1815 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 1815 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/ord_map.rs:1850:34
[INFO] [stdout]      |
[INFO] [stdout] 1850 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]      |                                  ^         ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1850 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 1850 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:204:34
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 204 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:238:34
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]     |                                  ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 238 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/hash_map.rs:272:34
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]     |                                  ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 272 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hash_ord` (bench "bench_avl") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/fastbin.rs:27:41
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> examples/rbtree_by_tickdream125.rs:1184:17
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 Box::from_raw(current.0);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 let _ = Box::from_raw(current.0);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> examples/rbtree_by_tickdream125.rs:1184:17
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 Box::from_raw(current.0);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 let _ = Box::from_raw(current.0);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/macros.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ord_map.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         container_of!(self, AVLEntry<K, V>, node)
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/macros.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/hash_table.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         container_of!(self, HashIndex, node)
[INFO] [stdout]    |         ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_table.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         container_of!(self, HashNode<K>, avl_node)
[INFO] [stdout]     |         ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_map.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 |     container_of!(key, (K, V), 0)
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/macros.rs:3:10
[INFO] [stdout]     |
[INFO] [stdout] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/hash_map.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         container_of!(self, InternalHashEntry<K, V>, node)
[INFO] [stdout]     |         -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `offset_of` which comes from the expansion of the macro `container_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Fastbin` does not permit being left uninitialized
[INFO] [stdout]   --> src/fastbin.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    this code causes undefined behavior when executed
[INFO] [stdout]    |                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]   --> src/fastbin.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     obj_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cacfe9755de1ae57183684eeccb57df60a95bde8fceadf8248158a9eb64dd42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacfe9755de1ae57183684eeccb57df60a95bde8fceadf8248158a9eb64dd42d", kill_on_drop: false }`
[INFO] [stdout] cacfe9755de1ae57183684eeccb57df60a95bde8fceadf8248158a9eb64dd42d