[INFO] crate hash_ord 0.1.10 is already in cache [INFO] checking hash_ord-0.1.10 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166 [INFO] extracting crate hash_ord 0.1.10 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate hash_ord 0.1.10 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc1eec0990824181af0ab7082d3ac6e8e3fbba392d366fcf98e75e6dafd2c009 [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" "fc1eec0990824181af0ab7082d3ac6e8e3fbba392d366fcf98e75e6dafd2c009", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc1eec0990824181af0ab7082d3ac6e8e3fbba392d366fcf98e75e6dafd2c009", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc1eec0990824181af0ab7082d3ac6e8e3fbba392d366fcf98e75e6dafd2c009", kill_on_drop: false }` [INFO] [stdout] fc1eec0990824181af0ab7082d3ac6e8e3fbba392d366fcf98e75e6dafd2c009 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb8c1dbea335c1e5ed1e90568ef5cffaab90819bd27347f0421ce0afa99ef68d [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" "fb8c1dbea335c1e5ed1e90568ef5cffaab90819bd27347f0421ce0afa99ef68d", kill_on_drop: false }` [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking time v0.1.43 [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] | ^^^^^^^ 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 item '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::() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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 item '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::() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [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: unused return value of `std::option::Option::::is_some` that must be used [INFO] [stdout] --> benches/bench_avl.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | t.get(num).is_some(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this has a value, consider `.unwrap()` instead [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `Command { std: "docker" "inspect" "fb8c1dbea335c1e5ed1e90568ef5cffaab90819bd27347f0421ce0afa99ef68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb8c1dbea335c1e5ed1e90568ef5cffaab90819bd27347f0421ce0afa99ef68d", kill_on_drop: false }` [INFO] [stdout] fb8c1dbea335c1e5ed1e90568ef5cffaab90819bd27347f0421ce0afa99ef68d