[INFO] cloning repository https://github.com/gokjer/rust-dnd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gokjer/rust-dnd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokjer%2Frust-dnd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokjer%2Frust-dnd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf8b4d178b0e0d7966774407a8090d5a4cbf241c
[INFO] testing gokjer/rust-dnd against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokjer%2Frust-dnd" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gokjer/rust-dnd on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gokjer/rust-dnd
[INFO] finished tweaking git repo https://github.com/gokjer/rust-dnd
[INFO] tweaked toml for git repo https://github.com/gokjer/rust-dnd written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/gokjer/rust-dnd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad712a2e6878c4adfa62e8bcda85e54f282f7444bb5a54071db896813074b1e3
[INFO] running `Command { std: "docker" "start" "-a" "ad712a2e6878c4adfa62e8bcda85e54f282f7444bb5a54071db896813074b1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad712a2e6878c4adfa62e8bcda85e54f282f7444bb5a54071db896813074b1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad712a2e6878c4adfa62e8bcda85e54f282f7444bb5a54071db896813074b1e3", kill_on_drop: false }`
[INFO] [stdout] ad712a2e6878c4adfa62e8bcda85e54f282f7444bb5a54071db896813074b1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ead0ecaab71face7cdaffa2c0b1ccd887cf19beb532749de2fb872882c53ef74
[INFO] running `Command { std: "docker" "start" "-a" "ead0ecaab71face7cdaffa2c0b1ccd887cf19beb532749de2fb872882c53ef74", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dnd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Int`
[INFO] [stdout]  --> src/characteristics.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{Id, Int};
[INFO] [stdout]   |                         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/characteristics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Output`
[INFO] [stdout]  --> src/characteristics.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process::Output;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Int`
[INFO] [stdout]  --> src/specific.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{Int, Id};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash_set`
[INFO] [stdout]  --> src/specific.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, hash_set};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity_id`
[INFO] [stdout]   --> src/specific.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_modified<InType, InEntity: Incoming<InType>>(&self, entity_id: Id) -> Option<Box<InEntity>> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity_id`
[INFO] [stdout]   --> src/specific.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn get_modifying<OutType, OutEntity: Outgoing<OutType>>(&self, entity_id: Id) -> Option<Box<OutEntity>> {
[INFO] [stdout]    |                                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_id`
[INFO] [stdout]   --> src/specific.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn get_modifier(&self, out_id: Id) -> ModType {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/specific.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn update_all_outs(&self, state: &mut Self::State) {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sum`
[INFO] [stdout]  --> src/dice.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Sum (Box<Dice>, Box<Dice>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mul`
[INFO] [stdout]  --> src/dice.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Mul (Int, Box<Dice>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CharIterator`
[INFO] [stdout]   --> src/specific.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct CharIterator {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recount`
[INFO] [stdout]   --> src/values.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn recount(&mut self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "ead0ecaab71face7cdaffa2c0b1ccd887cf19beb532749de2fb872882c53ef74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead0ecaab71face7cdaffa2c0b1ccd887cf19beb532749de2fb872882c53ef74", kill_on_drop: false }`
[INFO] [stdout] ead0ecaab71face7cdaffa2c0b1ccd887cf19beb532749de2fb872882c53ef74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8887b709b23be0cc661fe9b6b514e4f6cfb9c9b8a6925db13fa50ff180f1145a
[INFO] running `Command { std: "docker" "start" "-a" "8887b709b23be0cc661fe9b6b514e4f6cfb9c9b8a6925db13fa50ff180f1145a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dnd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Int`
[INFO] [stdout]  --> src/characteristics.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{Id, Int};
[INFO] [stdout]   |                         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/characteristics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Output`
[INFO] [stdout]  --> src/characteristics.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process::Output;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Int`
[INFO] [stdout]  --> src/specific.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{Int, Id};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash_set`
[INFO] [stdout]  --> src/specific.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, hash_set};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity_id`
[INFO] [stdout]   --> src/specific.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_modified<InType, InEntity: Incoming<InType>>(&self, entity_id: Id) -> Option<Box<InEntity>> {
[INFO] [stdout]    |                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entity_id`
[INFO] [stdout]   --> src/specific.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn get_modifying<OutType, OutEntity: Outgoing<OutType>>(&self, entity_id: Id) -> Option<Box<OutEntity>> {
[INFO] [stdout]    |                                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_id`
[INFO] [stdout]   --> src/specific.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn get_modifier(&self, out_id: Id) -> ModType {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/specific.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn update_all_outs(&self, state: &mut Self::State) {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sum`
[INFO] [stdout]  --> src/dice.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Sum (Box<Dice>, Box<Dice>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mul`
[INFO] [stdout]  --> src/dice.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Mul (Int, Box<Dice>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CharIterator`
[INFO] [stdout]   --> src/specific.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct CharIterator {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recount`
[INFO] [stdout]   --> src/values.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn recount(&mut self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "8887b709b23be0cc661fe9b6b514e4f6cfb9c9b8a6925db13fa50ff180f1145a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8887b709b23be0cc661fe9b6b514e4f6cfb9c9b8a6925db13fa50ff180f1145a", kill_on_drop: false }`
[INFO] [stdout] 8887b709b23be0cc661fe9b6b514e4f6cfb9c9b8a6925db13fa50ff180f1145a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecc6370cc5e5635c21d46294c1ab6c0b18b2035eb2a9f679c1004987a341fa9f
[INFO] running `Command { std: "docker" "start" "-a" "ecc6370cc5e5635c21d46294c1ab6c0b18b2035eb2a9f679c1004987a341fa9f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Int`
[INFO] [stderr]  --> src/characteristics.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::common::{Id, Int};
[INFO] [stderr]   |                         ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/characteristics.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Output`
[INFO] [stderr]  --> src/characteristics.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::process::Output;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Int`
[INFO] [stderr]  --> src/specific.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::common::{Int, Id};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hash_set`
[INFO] [stderr]  --> src/specific.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{HashSet, hash_set};
[INFO] [stderr]   |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entity_id`
[INFO] [stderr]   --> src/specific.rs:21:64
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn get_modified<InType, InEntity: Incoming<InType>>(&self, entity_id: Id) -> Option<Box<InEntity>> {
[INFO] [stderr]    |                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entity_id`
[INFO] [stderr]   --> src/specific.rs:25:68
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn get_modifying<OutType, OutEntity: Outgoing<OutType>>(&self, entity_id: Id) -> Option<Box<OutEntity>> {
[INFO] [stderr]    |                                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entity_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `out_id`
[INFO] [stderr]   --> src/specific.rs:72:28
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn get_modifier(&self, out_id: Id) -> ModType {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/specific.rs:76:31
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn update_all_outs(&self, state: &mut Self::State) {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sum`
[INFO] [stderr]  --> src/dice.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Sum (Box<Dice>, Box<Dice>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mul`
[INFO] [stderr]  --> src/dice.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Mul (Int, Box<Dice>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CharIterator`
[INFO] [stderr]   --> src/specific.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct CharIterator {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recount`
[INFO] [stderr]   --> src/values.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn recount(&mut self) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dnd` (bin "dnd" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dnd-2040c9e4383d4aa5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecc6370cc5e5635c21d46294c1ab6c0b18b2035eb2a9f679c1004987a341fa9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc6370cc5e5635c21d46294c1ab6c0b18b2035eb2a9f679c1004987a341fa9f", kill_on_drop: false }`
[INFO] [stdout] ecc6370cc5e5635c21d46294c1ab6c0b18b2035eb2a9f679c1004987a341fa9f