[INFO] fetching crate frond 0.1.1... [INFO] testing frond-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate frond 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate frond 0.1.1 [INFO] finished tweaking crates.io crate frond 0.1.1 [INFO] tweaked toml for crates.io crate frond 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate frond 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate frond 0.1.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59401ef969eb78e48d400a54fd0fabfd37788fb7b7f7e365f00dab1a5727da93 [INFO] running `Command { std: "docker" "start" "-a" "59401ef969eb78e48d400a54fd0fabfd37788fb7b7f7e365f00dab1a5727da93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59401ef969eb78e48d400a54fd0fabfd37788fb7b7f7e365f00dab1a5727da93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59401ef969eb78e48d400a54fd0fabfd37788fb7b7f7e365f00dab1a5727da93", kill_on_drop: false }` [INFO] [stdout] 59401ef969eb78e48d400a54fd0fabfd37788fb7b7f7e365f00dab1a5727da93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b32230f884dd9421d3c9b9420a1abcb272ddd1fe19ceb91bc138e0c4a1c8a51b [INFO] running `Command { std: "docker" "start" "-a" "b32230f884dd9421d3c9b9420a1abcb272ddd1fe19ceb91bc138e0c4a1c8a51b", kill_on_drop: false }` [INFO] [stderr] Compiling frond v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/composite.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 68 | [INFO] [stdout] 69 | / for (key, value) in iter { [INFO] [stdout] 70 | | self.assert_key_in_bounds(key); [INFO] [stdout] 71 | | todo!() [INFO] [stdout] 72 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> src/composite.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | iter: I, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/composite.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/composite.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn merge(&self, rhs: &Composite) -> Composite { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/composite.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | start: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/composite.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | end: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/composite.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | fn assert_key_in_bounds(&self, key: Key) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | / fn range<'a>( [INFO] [stdout] 102 | | &'a self, [INFO] [stdout] 103 | | start: std::ops::Bound<&[u8]>, [INFO] [stdout] 104 | | end: std::ops::Bound<&[u8]>, [INFO] [stdout] 105 | | ) -> Self::Iter<'a> { [INFO] [stdout] | |_______________________^ cannot return without recursing [INFO] [stdout] 106 | Composite::range(self, start, end) [INFO] [stdout] | ---------------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/composite.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Iter<'a, A: Interface, B: Interface> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 9 | inner: &'a Composite, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `merge_threshold` is never read [INFO] [stdout] --> src/composite.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Composite { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | merge_threshold: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Composite` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `range` is never used [INFO] [stdout] --> src/composite.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl Composite { [INFO] [stdout] | ------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 89 | fn range<'a>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn get(&self, key: Key) -> Option; [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] 20 | fn get(&self, key: Key) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn insert(&self, key: Key, value: Value) -> (Option, Self) { [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] 38 | fn insert(&self, key: Key, value: Value) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:45:15 [INFO] [stdout] | [INFO] [stdout] 45 | fn remove(&self, key: Key) -> (Option, Self) { [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] 45 | fn remove(&self, key: Key) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn get(&self, key: Key) -> Option { [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] 69 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn get(&self, key: Key) -> Option { [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] 97 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/composite.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get(&self, key: Key) -> Option { [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] 52 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/naive.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn get(&self, key: Key) -> Option { [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] 45 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "b32230f884dd9421d3c9b9420a1abcb272ddd1fe19ceb91bc138e0c4a1c8a51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b32230f884dd9421d3c9b9420a1abcb272ddd1fe19ceb91bc138e0c4a1c8a51b", kill_on_drop: false }` [INFO] [stdout] b32230f884dd9421d3c9b9420a1abcb272ddd1fe19ceb91bc138e0c4a1c8a51b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e601d0e212dc710afff7b9178e9a57c578dc985f94ad3c69fa59b00ddb521f77 [INFO] running `Command { std: "docker" "start" "-a" "e601d0e212dc710afff7b9178e9a57c578dc985f94ad3c69fa59b00ddb521f77", kill_on_drop: false }` [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/composite.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 68 | [INFO] [stdout] 69 | / for (key, value) in iter { [INFO] [stdout] 70 | | self.assert_key_in_bounds(key); [INFO] [stdout] 71 | | todo!() [INFO] [stdout] 72 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> src/composite.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | iter: I, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/composite.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/composite.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn merge(&self, rhs: &Composite) -> Composite { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/composite.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | start: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/composite.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | end: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/composite.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | fn assert_key_in_bounds(&self, key: Key) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | / fn range<'a>( [INFO] [stdout] 102 | | &'a self, [INFO] [stdout] 103 | | start: std::ops::Bound<&[u8]>, [INFO] [stdout] 104 | | end: std::ops::Bound<&[u8]>, [INFO] [stdout] 105 | | ) -> Self::Iter<'a> { [INFO] [stdout] | |_______________________^ cannot return without recursing [INFO] [stdout] 106 | Composite::range(self, start, end) [INFO] [stdout] | ---------------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/composite.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Iter<'a, A: Interface, B: Interface> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 9 | inner: &'a Composite, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `merge_threshold` is never read [INFO] [stdout] --> src/composite.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Composite { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | merge_threshold: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Composite` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `range` is never used [INFO] [stdout] --> src/composite.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl Composite { [INFO] [stdout] | ------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 89 | fn range<'a>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn get(&self, key: Key) -> Option; [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] 20 | fn get(&self, key: Key) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn insert(&self, key: Key, value: Value) -> (Option, Self) { [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] 38 | fn insert(&self, key: Key, value: Value) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:45:15 [INFO] [stdout] | [INFO] [stdout] 45 | fn remove(&self, key: Key) -> (Option, Self) { [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] 45 | fn remove(&self, key: Key) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn get(&self, key: Key) -> Option { [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] 69 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn get(&self, key: Key) -> Option { [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] 97 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/composite.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get(&self, key: Key) -> Option { [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] 52 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/naive.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn get(&self, key: Key) -> Option { [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] 45 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling frond v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/composite.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 68 | [INFO] [stdout] 69 | / for (key, value) in iter { [INFO] [stdout] 70 | | self.assert_key_in_bounds(key); [INFO] [stdout] 71 | | todo!() [INFO] [stdout] 72 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> src/composite.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | iter: I, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/composite.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let mut ret = todo!(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/composite.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn merge(&self, rhs: &Composite) -> Composite { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/composite.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | start: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/composite.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | end: std::ops::Bound<&[u8]>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/composite.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | fn assert_key_in_bounds(&self, key: Key) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | / fn range<'a>( [INFO] [stdout] 102 | | &'a self, [INFO] [stdout] 103 | | start: std::ops::Bound<&[u8]>, [INFO] [stdout] 104 | | end: std::ops::Bound<&[u8]>, [INFO] [stdout] 105 | | ) -> Self::Iter<'a> { [INFO] [stdout] | |_______________________^ cannot return without recursing [INFO] [stdout] 106 | Composite::range(self, start, end) [INFO] [stdout] | ---------------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/composite.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Iter<'a, A: Interface, B: Interface> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 9 | inner: &'a Composite, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `merge_threshold` is never read [INFO] [stdout] --> src/composite.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Composite { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | merge_threshold: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Composite` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `range` is never used [INFO] [stdout] --> src/composite.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl Composite { [INFO] [stdout] | ------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 89 | fn range<'a>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn get(&self, key: Key) -> Option; [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] 20 | fn get(&self, key: Key) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | fn insert(&self, key: Key, value: Value) -> (Option, Self) { [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] 38 | fn insert(&self, key: Key, value: Value) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:45:15 [INFO] [stdout] | [INFO] [stdout] 45 | fn remove(&self, key: Key) -> (Option, Self) { [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] 45 | fn remove(&self, key: Key) -> (Option>, Self) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn get(&self, key: Key) -> Option { [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] 69 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn get(&self, key: Key) -> Option { [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] 97 | fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/composite.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get(&self, key: Key) -> Option { [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] 52 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/naive.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn get(&self, key: Key) -> Option { [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] 45 | pub fn get(&self, key: Key) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "e601d0e212dc710afff7b9178e9a57c578dc985f94ad3c69fa59b00ddb521f77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e601d0e212dc710afff7b9178e9a57c578dc985f94ad3c69fa59b00ddb521f77", kill_on_drop: false }` [INFO] [stdout] e601d0e212dc710afff7b9178e9a57c578dc985f94ad3c69fa59b00ddb521f77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 17c6d9d396dec2c5fe9ed773fd4639a85084c0e20a2d6cf502bf9dba941099f1 [INFO] running `Command { std: "docker" "start" "-a" "17c6d9d396dec2c5fe9ed773fd4639a85084c0e20a2d6cf502bf9dba941099f1", kill_on_drop: false }` [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/composite.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 67 | let mut ret = todo!(); [INFO] [stderr] | ------- any code following this expression is unreachable [INFO] [stderr] 68 | [INFO] [stderr] 69 | / for (key, value) in iter { [INFO] [stderr] 70 | | self.assert_key_in_bounds(key); [INFO] [stderr] 71 | | todo!() [INFO] [stderr] 72 | | } [INFO] [stderr] | |_________^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iter` [INFO] [stderr] --> src/composite.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | iter: I, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ret` [INFO] [stderr] --> src/composite.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 67 | let mut ret = todo!(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/composite.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn merge(&self, rhs: &Composite) -> Composite { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start` [INFO] [stderr] --> src/composite.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | start: std::ops::Bound<&[u8]>, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `end` [INFO] [stderr] --> src/composite.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | end: std::ops::Bound<&[u8]>, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/composite.rs:97:36 [INFO] [stderr] | [INFO] [stderr] 97 | fn assert_key_in_bounds(&self, key: Key) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: function cannot return without recursing [INFO] [stderr] --> src/lib.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | / fn range<'a>( [INFO] [stderr] 102 | | &'a self, [INFO] [stderr] 103 | | start: std::ops::Bound<&[u8]>, [INFO] [stderr] 104 | | end: std::ops::Bound<&[u8]>, [INFO] [stderr] 105 | | ) -> Self::Iter<'a> { [INFO] [stderr] | |_______________________^ cannot return without recursing [INFO] [stderr] 106 | Composite::range(self, start, end) [INFO] [stderr] | ---------------------------------- recursive call site [INFO] [stderr] | [INFO] [stderr] = help: a `loop` may express intention better if this is on purpose [INFO] [stderr] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `inner` is never read [INFO] [stderr] --> src/composite.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct Iter<'a, A: Interface, B: Interface> { [INFO] [stderr] | ---- field in this struct [INFO] [stderr] 9 | inner: &'a Composite, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `merge_threshold` is never read [INFO] [stderr] --> src/composite.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 27 | pub struct Composite { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 31 | merge_threshold: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Composite` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: method `range` is never used [INFO] [stderr] --> src/composite.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 34 | impl Composite { [INFO] [stderr] | ------------------------------------------------ method in this implementation [INFO] [stderr] ... [INFO] [stderr] 89 | fn range<'a>( [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | fn get(&self, key: Key) -> Option; [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] 20 | fn get(&self, key: Key) -> Option>; [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:38:15 [INFO] [stderr] | [INFO] [stderr] 38 | fn insert(&self, key: Key, value: Value) -> (Option, Self) { [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] 38 | fn insert(&self, key: Key, value: Value) -> (Option>, Self) { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:45:15 [INFO] [stderr] | [INFO] [stderr] 45 | fn remove(&self, key: Key) -> (Option, Self) { [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] 45 | fn remove(&self, key: Key) -> (Option>, Self) { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | fn get(&self, key: Key) -> Option { [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] 69 | fn get(&self, key: Key) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:97:12 [INFO] [stderr] | [INFO] [stderr] 97 | fn get(&self, key: Key) -> Option { [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] 97 | fn get(&self, key: Key) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/composite.rs:52:16 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn get(&self, key: Key) -> Option { [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] 52 | pub fn get(&self, key: Key) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/naive.rs:45:16 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn get(&self, key: Key) -> Option { [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] 45 | pub fn get(&self, key: Key) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `frond` (lib) generated 18 warnings (run `cargo fix --lib -p frond` to apply 13 suggestions) [INFO] [stderr] warning: `frond` (lib test) generated 18 warnings (18 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/frond-41c95f2dc629bfeb) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/throughput.rs (/opt/rustwide/target/debug/deps/throughput-1ee64598e39e1c8e) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests frond [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "17c6d9d396dec2c5fe9ed773fd4639a85084c0e20a2d6cf502bf9dba941099f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17c6d9d396dec2c5fe9ed773fd4639a85084c0e20a2d6cf502bf9dba941099f1", kill_on_drop: false }` [INFO] [stdout] 17c6d9d396dec2c5fe9ed773fd4639a85084c0e20a2d6cf502bf9dba941099f1