[INFO] fetching crate data_structure_traits 0.1.12... [INFO] checking data_structure_traits-0.1.12 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate data_structure_traits 0.1.12 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate data_structure_traits 0.1.12 [INFO] finished tweaking crates.io crate data_structure_traits 0.1.12 [INFO] tweaked toml for crates.io crate data_structure_traits 0.1.12 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate data_structure_traits 0.1.12 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13443a4435219917045c9287cb2c4cf7e27c551da3902d1d5e9be5bb86a16232 [INFO] running `Command { std: "docker" "start" "-a" "13443a4435219917045c9287cb2c4cf7e27c551da3902d1d5e9be5bb86a16232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13443a4435219917045c9287cb2c4cf7e27c551da3902d1d5e9be5bb86a16232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13443a4435219917045c9287cb2c4cf7e27c551da3902d1d5e9be5bb86a16232", kill_on_drop: false }` [INFO] [stdout] 13443a4435219917045c9287cb2c4cf7e27c551da3902d1d5e9be5bb86a16232 [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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c70205bc6eb030cad7194a992df9853ad39fdd7621072e0beb531751f9a03c16 [INFO] running `Command { std: "docker" "start" "-a" "c70205bc6eb030cad7194a992df9853ad39fdd7621072e0beb531751f9a03c16", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking data_structure_traits v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/add.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | fn add(&mut self, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/add_immut.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | fn add(&self, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/create.rs:6:29 [INFO] [stdout] | [INFO] [stdout] 6 | fn create_with_capacity(usize) -> Self; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/create.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn add_element(self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque.rs:2:30 [INFO] [stdout] | [INFO] [stdout] 2 | fn push_front(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | fn push_back(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque_immut.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | fn push_front(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque_immut.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | fn push_back(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/get.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | fn get(&self, K) -> Option<&Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/get_mut.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_mut(&mut self, K) -> Option<&mut Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | fn insert(&mut self, K, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | fn insert(&mut self, K, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert_immut.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | fn insert(&self, K, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert_immut.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | fn insert(&self, K, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/queue.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | fn enqueue(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/queue_immut.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | fn enqueue(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/remove.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn remove(&mut self, K) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/remove_immut.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | fn remove(&self, K) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/stack.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | fn push(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/stack_immut.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | fn push(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/add.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | fn add(&mut self, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/add_immut.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | fn add(&self, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/create.rs:6:29 [INFO] [stdout] | [INFO] [stdout] 6 | fn create_with_capacity(usize) -> Self; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/create.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn add_element(self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque.rs:2:30 [INFO] [stdout] | [INFO] [stdout] 2 | fn push_front(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | fn push_back(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque_immut.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | fn push_front(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/deque_immut.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | fn push_back(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/get.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | fn get(&self, K) -> Option<&Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/get_mut.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_mut(&mut self, K) -> Option<&mut Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | fn insert(&mut self, K, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | fn insert(&mut self, K, V) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert_immut.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | fn insert(&self, K, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/insert_immut.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | fn insert(&self, K, V) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: V` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/queue.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | fn enqueue(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/queue_immut.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | fn enqueue(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/remove.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn remove(&mut self, K) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/remove_immut.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | fn remove(&self, K) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/stack.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | fn push(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/stack_immut.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | fn push(&self, T) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/test.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "c70205bc6eb030cad7194a992df9853ad39fdd7621072e0beb531751f9a03c16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c70205bc6eb030cad7194a992df9853ad39fdd7621072e0beb531751f9a03c16", kill_on_drop: false }` [INFO] [stdout] c70205bc6eb030cad7194a992df9853ad39fdd7621072e0beb531751f9a03c16