[INFO] fetching crate hash_ord 0.1.10...
[INFO] testing hash_ord-0.1.10 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate hash_ord 0.1.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hash_ord 0.1.10 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b53a4662323ea758ec163202819257d12d23a2e22eb83ecfdcadedd5b1c0a9f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b53a4662323ea758ec163202819257d12d23a2e22eb83ecfdcadedd5b1c0a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b53a4662323ea758ec163202819257d12d23a2e22eb83ecfdcadedd5b1c0a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b53a4662323ea758ec163202819257d12d23a2e22eb83ecfdcadedd5b1c0a9f", kill_on_drop: false }`
[INFO] [stdout] 9b53a4662323ea758ec163202819257d12d23a2e22eb83ecfdcadedd5b1c0a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f118b006c25ebad089f916f25435c243f3d2bd837de0ce2a51bbcc9e75e3e979
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f118b006c25ebad089f916f25435c243f3d2bd837de0ce2a51bbcc9e75e3e979", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[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]      |                                  ^^^^^^^ help: remove these parentheses
[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]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[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]    = 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` (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` (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` (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` (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` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "f118b006c25ebad089f916f25435c243f3d2bd837de0ce2a51bbcc9e75e3e979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f118b006c25ebad089f916f25435c243f3d2bd837de0ce2a51bbcc9e75e3e979", kill_on_drop: false }`
[INFO] [stdout] f118b006c25ebad089f916f25435c243f3d2bd837de0ce2a51bbcc9e75e3e979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a384b4b6283807078ca3c7f9307671db7db6f96d4bc31b47bf8d9a310e273bd8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a384b4b6283807078ca3c7f9307671db7db6f96d4bc31b47bf8d9a310e273bd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling time v0.1.44
[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]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[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]      |                                  ^^^^^^^ help: remove these parentheses
[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]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[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]    = 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` (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` (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` (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` (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` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hash_ord v0.1.10 (/opt/rustwide/workdir)
[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]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[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]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[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]      |                                  ^^^^^^^ help: remove these parentheses
[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]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^ help: remove these parentheses
[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]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[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]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 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` (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` (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` (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` (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` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "a384b4b6283807078ca3c7f9307671db7db6f96d4bc31b47bf8d9a310e273bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a384b4b6283807078ca3c7f9307671db7db6f96d4bc31b47bf8d9a310e273bd8", kill_on_drop: false }`
[INFO] [stdout] a384b4b6283807078ca3c7f9307671db7db6f96d4bc31b47bf8d9a310e273bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 302f47e6738b1e424c6667d0e12e5bd270560666432afdf14a3188237d049207
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "302f47e6738b1e424c6667d0e12e5bd270560666432afdf14a3188237d049207", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1780:34
[INFO] [stderr]      |
[INFO] [stderr] 1780 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1815:34
[INFO] [stderr]      |
[INFO] [stderr] 1815 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1850:34
[INFO] [stderr]      |
[INFO] [stderr] 1850 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:204:34
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:238:34
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:272:34
[INFO] [stderr]     |
[INFO] [stderr] 272 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/fastbin.rs:27:36
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/macros.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/ord_map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         container_of!(self, AVLEntry<K, V>, node)
[INFO] [stderr]    |         ----------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/macros.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/hash_table.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         container_of!(self, HashIndex, node)
[INFO] [stderr]    |         ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_table.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         container_of!(self, HashNode<K>, avl_node)
[INFO] [stderr]     |         ------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_map.rs:359:5
[INFO] [stderr]     |
[INFO] [stderr] 359 |     container_of!(key, (K, V), 0)
[INFO] [stderr]     |     ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_map.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |         container_of!(self, InternalHashEntry<K, V>, node)
[INFO] [stderr]     |         -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1780:34
[INFO] [stderr]      |
[INFO] [stderr] 1780 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1815:34
[INFO] [stderr]      |
[INFO] [stderr] 1815 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/ord_map.rs:1850:34
[INFO] [stderr]      |
[INFO] [stderr] 1850 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:204:34
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:238:34
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/hash_map.rs:272:34
[INFO] [stderr]     |
[INFO] [stderr] 272 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/fastbin.rs:27:36
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut fastbin = unsafe { mem::uninitialized::<Fastbin>() };
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/macros.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/ord_map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         container_of!(self, AVLEntry<K, V>, node)
[INFO] [stderr]    |         ----------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/macros.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/hash_table.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         container_of!(self, HashIndex, node)
[INFO] [stderr]    |         ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_table.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         container_of!(self, HashNode<K>, avl_node)
[INFO] [stderr]     |         ------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_map.rs:359:5
[INFO] [stderr]     |
[INFO] [stderr] 359 |     container_of!(key, (K, V), 0)
[INFO] [stderr]     |     ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/macros.rs:3:10
[INFO] [stderr]     |
[INFO] [stderr] 3   |         &(*(0 as *const $TYPE)).$MEMBER as *const _ as isize
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/hash_map.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |         container_of!(self, InternalHashEntry<K, V>, node)
[INFO] [stderr]     |         -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:491:34
[INFO] [stderr]     |
[INFO] [stderr] 491 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:536:34
[INFO] [stderr]     |
[INFO] [stderr] 536 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:584:34
[INFO] [stderr]     |
[INFO] [stderr] 584 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:491:34
[INFO] [stderr]     |
[INFO] [stderr] 491 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:536:34
[INFO] [stderr]     |
[INFO] [stderr] 536 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/rbtree_by_tickdream125.rs:584:34
[INFO] [stderr]     |
[INFO] [stderr] 584 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash_ord-efafdcac6eb59e10)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test fastbin::test::test_fastbin_del ... ok
[INFO] [stdout] test fastbin::test::test_fastbin_init ... ok
[INFO] [stdout] test hash_map::test::test_empty_entry ... ok
[INFO] [stdout] test fastbin::test::test_fastbin_new ... ok
[INFO] [stdout] test hash_map::test::test_entry ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_insert_duplicate ... ok
[INFO] [stdout] test hash_map::test::test_mut_size_hint ... ok
[INFO] [stdout] test hash_map::test::test_size_hint ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_values ... ok
[INFO] [stdout] test list::test::test_list_base ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_into_iter ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_iter ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_shrink_to_fit ... ok
[INFO] [stdout] test list::test::test_list_operation ... ok
[INFO] [stdout] test ord_map::test::test_avl_basic ... ok
[INFO] [stdout] test ord_map::test::test_avl_element_cmp ... ok
[INFO] [stdout] test ord_map::test::test_avl_rotate_left ... ok
[INFO] [stdout] test ord_map::test::test_avl_rotate_right ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_iter_mut ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_keys ... ok
[INFO] [stdout] test hash_map::test::test_from_iter ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_values_mut ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_remove ... ok
[INFO] [stdout] test hash_map::test::test_hash_map ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_clear ... ok
[INFO] [stdout] test hash_map::test::test_hash_map_clone_equal ... ok
[INFO] [stdout] test ord_map::test::test_avl_convert_to_list ... ok
[INFO] [stdout] test ord_map::test::test_avl_validate ... ok
[INFO] [stdout] test hash_map::test::test_index_nonexistent - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_ord_map.rs (/opt/rustwide/target/debug/deps/test_ord_map-fbdc56939d9b4e50)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test_avl_append ... ok
[INFO] [stdout] test test_avl_cursors ... ok
[INFO] [stdout] test test_avl_clone_eq ... ok
[INFO] [stdout] test test_avl_entry ... ok
[INFO] [stdout] test test_avl_from_iter ... ok
[INFO] [stdout] test test_avl_erase ... ok
[INFO] [stdout] test test_avl_range ... ok
[INFO] [stdout] test test_avl_split_off ... ok
[INFO] [stdout] test test_avl_clear ... ok
[INFO] [stdout] test test_avl_memory_leak ... ok
[INFO] [stdout] test test_avl_extend_iter ... ok
[INFO] [stdout] test test_avl_into_sorted_list ... ok
[INFO] [stdout] test test_avl_values_index ... ok
[INFO] [stdout] test test_avl_iteration ... ok
[INFO] [stdout] test test_avl_keys ... ok
[INFO] [stdout] test test_avl_find ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hash_ord
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/ord_map.rs:1780:34
[INFO] [stderr]      |
[INFO] [stderr] 1780 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/ord_map.rs:1815:34
[INFO] [stderr]      |
[INFO] [stderr] 1815 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/ord_map.rs:1850:34
[INFO] [stderr]      |
[INFO] [stderr] 1850 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/hash_map.rs:204:34
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/hash_map.rs:238:34
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stderr]     |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/hash_map.rs:272:34
[INFO] [stderr]     |
[INFO] [stderr] 272 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 68 tests
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap (line 37) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::Entry::key (line 486) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::get (line 1332) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::Entry::or_insert (line 510) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, RandomState>::new (line 1627) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::clear (line 938) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::Entry::or_insert_with (line 533) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::capacity (line 965) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::get_mut (line 1361) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap (line 105) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap (line 78) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap (line 158) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::drain (line 1198) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::Entry::and_modify (line 555) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::entry (line 1241) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::contains_key (line 1425) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::reserve (line 1395) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::insert (line 1450) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::values (line 1093) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::iter_mut (line 1168) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::is_empty (line 1039) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::iter (line 1142) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::remove (line 1494) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::keys (line 1072) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::len (line 1022) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::shrink_to_fit (line 1553) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::with_capacity_and_hasher (line 1528) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::insert (line 781) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::values_mut (line 1114) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::get_mut (line 738) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::HashMap<K, V, S>::with_hasher (line 1298) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::get (line 720) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::into_mut (line 760) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::key (line 669) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::remove_entry (line 625) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::replace_key (line 691) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::remove (line 647) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap (line 263) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::VacantEntry::into_key (line 850) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::Cursors::erase_then_next (line 177) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::Cursors::erase_then_prev (line 197) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::VacantEntry::key (line 836) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::VacantEntry::insert (line 899) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap (line 224) ... ok
[INFO] [stdout] test src/hash_map.rs - hash_map::OccupiedEntry::replace_entry (line 804) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::Cursors::get (line 118) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::Cursors::get_mut (line 140) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::IntoIter<K, V>::into_sorted_list (line 1886) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap (line 316) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::clear (line 512) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::entry (line 1025) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::append (line 870) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::contains_key (line 1401) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::iter_mut (line 1649) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::insert (line 1507) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::new (line 1128) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::get (line 1425) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::get_mut (line 1454) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::is_empty (line 1081) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::len (line 1098) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::iter (line 1621) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::range_mut (line 837) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::keys (line 1541) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::range (line 793) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::values (line 1566) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::split_off (line 683) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::remove (line 1376) ... ok
[INFO] [stdout] test src/ord_map.rs - ord_map::OrdMap<K, V>::values_mut (line 1591) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 68 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "302f47e6738b1e424c6667d0e12e5bd270560666432afdf14a3188237d049207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302f47e6738b1e424c6667d0e12e5bd270560666432afdf14a3188237d049207", kill_on_drop: false }`
[INFO] [stdout] 302f47e6738b1e424c6667d0e12e5bd270560666432afdf14a3188237d049207