[INFO] fetching crate hash-trie 0.4.0... [INFO] testing hash-trie-0.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate hash-trie 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate hash-trie 0.4.0 [INFO] finished tweaking crates.io crate hash-trie 0.4.0 [INFO] tweaked toml for crates.io crate hash-trie 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hash-trie 0.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate hash-trie 0.4.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e8c45a04809917fb9bbe8eb03747dbcfcaf1a557206a1132afbd0207e4db911 [INFO] running `Command { std: "docker" "start" "-a" "3e8c45a04809917fb9bbe8eb03747dbcfcaf1a557206a1132afbd0207e4db911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e8c45a04809917fb9bbe8eb03747dbcfcaf1a557206a1132afbd0207e4db911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e8c45a04809917fb9bbe8eb03747dbcfcaf1a557206a1132afbd0207e4db911", kill_on_drop: false }` [INFO] [stdout] 3e8c45a04809917fb9bbe8eb03747dbcfcaf1a557206a1132afbd0207e4db911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9a07c4c6a1b545564e3498f370f12262a16c371877a3561be7433dc4a005cce [INFO] running `Command { std: "docker" "start" "-a" "b9a07c4c6a1b545564e3498f370f12262a16c371877a3561be7433dc4a005cce", kill_on_drop: false }` [INFO] [stderr] Compiling hash-trie v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:168:5 [INFO] [stdout] | [INFO] [stdout] 168 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:188:5 [INFO] [stdout] | [INFO] [stdout] 188 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:193:5 [INFO] [stdout] | [INFO] [stdout] 193 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:222:5 [INFO] [stdout] | [INFO] [stdout] 222 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:245:5 [INFO] [stdout] | [INFO] [stdout] 245 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `inserted_bit_index`, `updated_bit_index`, and `removed_bit_index` are never used [INFO] [stdout] --> src/bit_indexed_array.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) trait BitIndexedArray: 'static { [INFO] [stdout] | --------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 43 | fn inserted_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 44 | fn updated(&self, bit: B, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] 45 | fn updated_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | fn removed(&self, bit: B, extra: Cow) -> Result>, BitError>; [INFO] [stdout] 47 | fn removed_bit_index(&self, index: usize, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:33:56 [INFO] [stdout] | [INFO] [stdout] 33 | ...>, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 33 | pub(crate) fn insert, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:46:34 [INFO] [stdout] | [INFO] [stdout] 46 | ...emove(&self, key: &L, flag: Option>) -> RemoveResult where K: PartialEq, M: HasherBv { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn remove(&self, key: &L, flag: Option>) -> RemoveResult<'_, H, F, K, V, M> where K: PartialEq, M: HasherBv { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/snode.rs:42:124 [INFO] [stdout] | [INFO] [stdout] 42 | ...>>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | pub(super) fn insert, K: Key, V: Value, L: Key + Into, W: Into, M: HasherBv>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "b9a07c4c6a1b545564e3498f370f12262a16c371877a3561be7433dc4a005cce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9a07c4c6a1b545564e3498f370f12262a16c371877a3561be7433dc4a005cce", kill_on_drop: false }` [INFO] [stdout] b9a07c4c6a1b545564e3498f370f12262a16c371877a3561be7433dc4a005cce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 981ed1d939cb9c5865c39ba8d32d37614762b478872a76e606c191813efcaabd [INFO] running `Command { std: "docker" "start" "-a" "981ed1d939cb9c5865c39ba8d32d37614762b478872a76e606c191813efcaabd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Compiling rand_xoshiro v0.4.0 [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:168:5 [INFO] [stdout] | [INFO] [stdout] 168 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:188:5 [INFO] [stdout] | [INFO] [stdout] 188 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:193:5 [INFO] [stdout] | [INFO] [stdout] 193 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:222:5 [INFO] [stdout] | [INFO] [stdout] 222 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:245:5 [INFO] [stdout] | [INFO] [stdout] 245 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `inserted_bit_index`, `updated_bit_index`, and `removed_bit_index` are never used [INFO] [stdout] --> src/bit_indexed_array.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) trait BitIndexedArray: 'static { [INFO] [stdout] | --------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 43 | fn inserted_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 44 | fn updated(&self, bit: B, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] 45 | fn updated_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | fn removed(&self, bit: B, extra: Cow) -> Result>, BitError>; [INFO] [stdout] 47 | fn removed_bit_index(&self, index: usize, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:33:56 [INFO] [stdout] | [INFO] [stdout] 33 | ...>, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 33 | pub(crate) fn insert, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:46:34 [INFO] [stdout] | [INFO] [stdout] 46 | ...emove(&self, key: &L, flag: Option>) -> RemoveResult where K: PartialEq, M: HasherBv { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn remove(&self, key: &L, flag: Option>) -> RemoveResult<'_, H, F, K, V, M> where K: PartialEq, M: HasherBv { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/snode.rs:42:124 [INFO] [stdout] | [INFO] [stdout] 42 | ...>>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | pub(super) fn insert, K: Key, V: Value, L: Key + Into, W: Into, M: HasherBv>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling sized-chunks v0.6.5 [INFO] [stderr] Compiling hash-trie v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:168:5 [INFO] [stdout] | [INFO] [stdout] 168 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:188:5 [INFO] [stdout] | [INFO] [stdout] 188 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:193:5 [INFO] [stdout] | [INFO] [stdout] 193 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:222:5 [INFO] [stdout] | [INFO] [stdout] 222 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:245:5 [INFO] [stdout] | [INFO] [stdout] 245 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/bit_indexed_array.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `inserted_bit_index` and `removed_bit_index` are never used [INFO] [stdout] --> src/bit_indexed_array.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) trait BitIndexedArray: 'static { [INFO] [stdout] | --------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 43 | fn inserted_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn removed_bit_index(&self, index: usize, extra: Cow) -> Result>, BitError>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 135 | fn iter(&self) -> core::slice::Iter<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bit_indexed_array.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 139 | fn iter_mut(&mut self) -> core::slice::IterMut<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:33:56 [INFO] [stdout] | [INFO] [stdout] 33 | ...>, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 33 | pub(crate) fn insert, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/mnode.rs:46:34 [INFO] [stdout] | [INFO] [stdout] 46 | ...emove(&self, key: &L, flag: Option>) -> RemoveResult where K: PartialEq, M: HasherBv { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) fn remove(&self, key: &L, flag: Option>) -> RemoveResult<'_, H, F, K, V, M> where K: PartialEq, M: HasherBv { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node/snode.rs:42:124 [INFO] [stdout] | [INFO] [stdout] 42 | ...>>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | pub(super) fn insert, K: Key, V: Value, L: Key + Into, W: Into, M: HasherBv>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 20.56s [INFO] running `Command { std: "docker" "inspect" "981ed1d939cb9c5865c39ba8d32d37614762b478872a76e606c191813efcaabd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "981ed1d939cb9c5865c39ba8d32d37614762b478872a76e606c191813efcaabd", kill_on_drop: false }` [INFO] [stdout] 981ed1d939cb9c5865c39ba8d32d37614762b478872a76e606c191813efcaabd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ecda9f77533f5063cbcdf1f9472443de4d1555f131b6c6d64a182bbe18b2b5f7 [INFO] running `Command { std: "docker" "start" "-a" "ecda9f77533f5063cbcdf1f9472443de4d1555f131b6c6d64a182bbe18b2b5f7", kill_on_drop: false }` [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:168:5 [INFO] [stderr] | [INFO] [stderr] 168 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:188:5 [INFO] [stderr] | [INFO] [stderr] 188 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:193:5 [INFO] [stderr] | [INFO] [stderr] 193 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:217:5 [INFO] [stderr] | [INFO] [stderr] 217 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:222:5 [INFO] [stderr] | [INFO] [stderr] 222 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:245:5 [INFO] [stderr] | [INFO] [stderr] 245 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/bit_indexed_array.rs:250:5 [INFO] [stderr] | [INFO] [stderr] 250 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stderr] [INFO] [stderr] warning: methods `inserted_bit_index`, `updated_bit_index`, and `removed_bit_index` are never used [INFO] [stderr] --> src/bit_indexed_array.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 29 | pub(crate) trait BitIndexedArray: 'static { [INFO] [stderr] | --------------- methods in this trait [INFO] [stderr] ... [INFO] [stderr] 43 | fn inserted_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 44 | fn updated(&self, bit: B, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stderr] 45 | fn updated_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] 46 | fn removed(&self, bit: B, extra: Cow) -> Result>, BitError>; [INFO] [stderr] 47 | fn removed_bit_index(&self, index: usize, extra: Cow) -> Result>, BitError>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/bit_indexed_array.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | fn iter(&self) -> core::slice::Iter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 135 | fn iter(&self) -> core::slice::Iter<'_, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/bit_indexed_array.rs:139:17 [INFO] [stderr] | [INFO] [stderr] 139 | fn iter_mut(&mut self) -> core::slice::IterMut { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 139 | fn iter_mut(&mut self) -> core::slice::IterMut<'_, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/node/mnode.rs:22:32 [INFO] [stderr] | [INFO] [stderr] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 22 | pub(crate) fn find(&self, key: &L, flag: Option>) -> FindResult<'_, K, V> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/node/mnode.rs:33:56 [INFO] [stderr] | [INFO] [stderr] 33 | ...>, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 33 | pub(crate) fn insert, W: Into>(&self, key: L, value: W, flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/node/mnode.rs:46:34 [INFO] [stderr] | [INFO] [stderr] 46 | ...emove(&self, key: &L, flag: Option>) -> RemoveResult where K: PartialEq, M: HasherBv { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 46 | pub(crate) fn remove(&self, key: &L, flag: Option>) -> RemoveResult<'_, H, F, K, V, M> where K: PartialEq, M: HasherBv { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/node/snode.rs:42:124 [INFO] [stderr] | [INFO] [stderr] 42 | ...>>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 42 | pub(super) fn insert, K: Key, V: Value, L: Key + Into, W: Into, M: HasherBv>(this: &Arc>, key: L, value: W, key_flag: Option>, replace: bool) -> InsertResult<'_, H, F, K, V, M> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `hash-trie` (lib) generated 15 warnings (run `cargo fix --lib -p hash-trie` to apply 14 suggestions) [INFO] [stderr] warning: methods `inserted_bit_index` and `removed_bit_index` are never used [INFO] [stderr] --> src/bit_indexed_array.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 29 | pub(crate) trait BitIndexedArray: 'static { [INFO] [stderr] | --------------- methods in this trait [INFO] [stderr] ... [INFO] [stderr] 43 | fn inserted_bit_index(&self, index: usize, value: Cow, extra: Cow) -> Result>, BitError>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | fn removed_bit_index(&self, index: usize, extra: Cow) -> Result>, BitError>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `hash-trie` (lib test) generated 15 warnings (14 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hash_trie-ce8f44bbea57d621) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_insert_multibit_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_insert ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_remove_absent_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_sizes_differ ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_remove ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_update ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_insert_reinsert_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_update_absent_index_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_update_absent_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_update_multibit_failure ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_remove_multibit_failure ... ok [INFO] [stdout] test tests::default_test ... ok [INFO] [stdout] test node::lnode::tests::lnode_insert_3 ... ok [INFO] [stdout] test bit_indexed_array::tests::bit_indexed_array_update_index ... ok [INFO] [stdout] test set::tests::set_transmute ... ok [INFO] [stdout] test map::tests::map_transmute ... ok [INFO] [stdout] test set::tests::set_transform ... ok [INFO] [stdout] test map::tests::map_transform ... ok [INFO] [stdout] test set::tests::set_joint_transformations ... ok [INFO] [stdout] test map::tests::map_joint_transformations ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s [INFO] [stdout] [INFO] [stderr] Doc-tests hash_trie [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/map.rs - map::HashTrieMap (line 8) ... ok [INFO] [stdout] test src/set.rs - set::HashTrieSet (line 8) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.24s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ecda9f77533f5063cbcdf1f9472443de4d1555f131b6c6d64a182bbe18b2b5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecda9f77533f5063cbcdf1f9472443de4d1555f131b6c6d64a182bbe18b2b5f7", kill_on_drop: false }` [INFO] [stdout] ecda9f77533f5063cbcdf1f9472443de4d1555f131b6c6d64a182bbe18b2b5f7