[INFO] fetching crate data_structure_traits 0.1.12...
[INFO] testing data_structure_traits-0.1.12 against 1.54.0 for beta-1.55-1
[INFO] extracting crate data_structure_traits 0.1.12 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate data_structure_traits 0.1.12 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashmap_core v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6e16e1916131d8afb92d1d3a3180a00a05efff199c6019b4d9c332f1466fe66
[INFO] running `Command { std: "docker" "start" "-a" "a6e16e1916131d8afb92d1d3a3180a00a05efff199c6019b4d9c332f1466fe66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6e16e1916131d8afb92d1d3a3180a00a05efff199c6019b4d9c332f1466fe66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e16e1916131d8afb92d1d3a3180a00a05efff199c6019b4d9c332f1466fe66", kill_on_drop: false }`
[INFO] [stdout] a6e16e1916131d8afb92d1d3a3180a00a05efff199c6019b4d9c332f1466fe66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3eff6ff3a6249f198f34d5f21ae5e080a129f3eb7e311ebfc54336d95742e6f
[INFO] running `Command { std: "docker" "start" "-a" "d3eff6ff3a6249f198f34d5f21ae5e080a129f3eb7e311ebfc54336d95742e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "d3eff6ff3a6249f198f34d5f21ae5e080a129f3eb7e311ebfc54336d95742e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3eff6ff3a6249f198f34d5f21ae5e080a129f3eb7e311ebfc54336d95742e6f", kill_on_drop: false }`
[INFO] [stdout] d3eff6ff3a6249f198f34d5f21ae5e080a129f3eb7e311ebfc54336d95742e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74004bcac23b496633d87473475bc3b52a063ffe87ef5b5beb596464c3fb68b8
[INFO] running `Command { std: "docker" "start" "-a" "74004bcac23b496633d87473475bc3b52a063ffe87ef5b5beb596464c3fb68b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling 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/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[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] [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]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "74004bcac23b496633d87473475bc3b52a063ffe87ef5b5beb596464c3fb68b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74004bcac23b496633d87473475bc3b52a063ffe87ef5b5beb596464c3fb68b8", kill_on_drop: false }`
[INFO] [stdout] 74004bcac23b496633d87473475bc3b52a063ffe87ef5b5beb596464c3fb68b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daafc745f8152a98e817efd188d35f3285373fb1554472615b0b3d1ea75d6c5c
[INFO] running `Command { std: "docker" "start" "-a" "daafc745f8152a98e817efd188d35f3285373fb1554472615b0b3d1ea75d6c5c", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/add.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn add(&mut self, V) -> Self::Output;
[INFO] [stderr]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/add_immut.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(&self, V) -> Self;
[INFO] [stderr]   |                   ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/create.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn create_with_capacity(usize) -> Self;
[INFO] [stderr]   |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/create.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn add_element(self, T) -> Self;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque.rs:2:30
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push_front(&mut self, T);
[INFO] [stderr]   |                              ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn push_back(&mut self, T);
[INFO] [stderr]   |                             ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque_immut.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push_front(&self, T) -> Self;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque_immut.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn push_back(&self, T) -> Self;
[INFO] [stderr]   |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/get.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn get(&self, K) -> Option<&Self::Output>;
[INFO] [stderr]   |                   ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/get_mut.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn get_mut(&mut self, K) -> Option<&mut Self::Output>;
[INFO] [stderr]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn insert(&mut self, K, V) -> Self::Output;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn insert(&mut self, K, V) -> Self::Output;
[INFO] [stderr]   |                             ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert_immut.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn insert(&self, K, V) -> Self;
[INFO] [stderr]   |                      ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert_immut.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn insert(&self, K, V) -> Self;
[INFO] [stderr]   |                         ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/queue.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn enqueue(&mut self, T);
[INFO] [stderr]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/queue_immut.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn enqueue(&self, T) -> Self;
[INFO] [stderr]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/remove.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn remove(&mut self, K) -> Self::Output;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/remove_immut.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn remove(&self, K) -> Self;
[INFO] [stderr]   |                      ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/stack.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push(&mut self, T);
[INFO] [stderr]   |                        ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/stack_immut.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push(&self, T) -> Self;
[INFO] [stderr]   |                    ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/add.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn add(&mut self, V) -> Self::Output;
[INFO] [stderr]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/add_immut.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(&self, V) -> Self;
[INFO] [stderr]   |                   ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/create.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn create_with_capacity(usize) -> Self;
[INFO] [stderr]   |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/create.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn add_element(self, T) -> Self;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque.rs:2:30
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push_front(&mut self, T);
[INFO] [stderr]   |                              ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn push_back(&mut self, T);
[INFO] [stderr]   |                             ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque_immut.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push_front(&self, T) -> Self;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/deque_immut.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn push_back(&self, T) -> Self;
[INFO] [stderr]   |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/get.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn get(&self, K) -> Option<&Self::Output>;
[INFO] [stderr]   |                   ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/get_mut.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn get_mut(&mut self, K) -> Option<&mut Self::Output>;
[INFO] [stderr]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn insert(&mut self, K, V) -> Self::Output;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn insert(&mut self, K, V) -> Self::Output;
[INFO] [stderr]   |                             ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert_immut.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn insert(&self, K, V) -> Self;
[INFO] [stderr]   |                      ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/insert_immut.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn insert(&self, K, V) -> Self;
[INFO] [stderr]   |                         ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/queue.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn enqueue(&mut self, T);
[INFO] [stderr]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/queue_immut.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn enqueue(&self, T) -> Self;
[INFO] [stderr]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/remove.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn remove(&mut self, K) -> Self::Output;
[INFO] [stderr]   |                          ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/remove_immut.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn remove(&self, K) -> Self;
[INFO] [stderr]   |                      ^ help: try naming the parameter or explicitly ignoring it: `_: K`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/stack.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push(&mut self, T);
[INFO] [stderr]   |                        ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]  --> src/stack_immut.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn push(&self, T) -> Self;
[INFO] [stderr]   |                    ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/test.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/data_structure_traits-e4374208a63778e3)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-5550c47e826c4d18)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_len ... ok
[INFO] [stdout] test test_get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests data_structure_traits
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/macros.rs - collection (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "daafc745f8152a98e817efd188d35f3285373fb1554472615b0b3d1ea75d6c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daafc745f8152a98e817efd188d35f3285373fb1554472615b0b3d1ea75d6c5c", kill_on_drop: false }`
[INFO] [stdout] daafc745f8152a98e817efd188d35f3285373fb1554472615b0b3d1ea75d6c5c
