[INFO] cloning repository https://github.com/gears-project/gearsx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gears-project/gearsx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgears-project%2Fgearsx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgears-project%2Fgearsx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 228930be913036cfea5441a176c5c0e5343fa457
[INFO] testing gears-project/gearsx against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgears-project%2Fgearsx" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gears-project/gearsx on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gears-project/gearsx
[INFO] finished tweaking git repo https://github.com/gears-project/gearsx
[INFO] tweaked toml for git repo https://github.com/gears-project/gearsx written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gears-project/gearsx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13106de0f715073e7833bda0d3e80181b54385aea194095af7529ff887c9dea
[INFO] running `Command { std: "docker" "start" "-a" "f13106de0f715073e7833bda0d3e80181b54385aea194095af7529ff887c9dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13106de0f715073e7833bda0d3e80181b54385aea194095af7529ff887c9dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13106de0f715073e7833bda0d3e80181b54385aea194095af7529ff887c9dea", kill_on_drop: false }`
[INFO] [stdout] f13106de0f715073e7833bda0d3e80181b54385aea194095af7529ff887c9dea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.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: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_json_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_json_file(path: &Path) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_file(filename: &str, data: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]   --> src/util/fs.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn create_dir(path: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_to_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn model_to_fs(model: &ModelxDocument, path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_from_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn model_from_fs(path: &str) -> Result<ModelxDocument, ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_new_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn init_new_model_dir(path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn is_model_dir(path: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_to_label` is never used
[INFO] [stdout]  --> src/util/naming.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn uuid_to_label(id: &Uuid) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f867b8c1ab1af6ab968b141390046028ffce04ecc72a7dca8a865539c9af53ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f867b8c1ab1af6ab968b141390046028ffce04ecc72a7dca8a865539c9af53ff", kill_on_drop: false }`
[INFO] [stdout] f867b8c1ab1af6ab968b141390046028ffce04ecc72a7dca8a865539c9af53ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35709108dabf86a26e829dcf98b69610554b211f2b07aa8b09e220c56bf54ca
[INFO] running `Command { std: "docker" "start" "-a" "f35709108dabf86a26e829dcf98b69610554b211f2b07aa8b09e220c56bf54ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.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: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_json_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_json_file(path: &Path) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_file(filename: &str, data: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]   --> src/util/fs.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn create_dir(path: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_to_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn model_to_fs(model: &ModelxDocument, path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_from_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn model_from_fs(path: &str) -> Result<ModelxDocument, ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_new_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn init_new_model_dir(path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn is_model_dir(path: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_to_label` is never used
[INFO] [stdout]  --> src/util/naming.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn uuid_to_label(id: &Uuid) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling gearsx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/common/mod.rs:27:68
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/common/mod.rs:34:56
[INFO] [stdout]    |
[INFO] [stdout] 34 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/common/mod.rs:27:68
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/common/mod.rs:34:56
[INFO] [stdout]    |
[INFO] [stdout] 34 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.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: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/structure/data.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:172:61
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout]     |                                                             ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stdout] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:181:51
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:215:51
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                                   ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/domain.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stdout]     |                     ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stdout] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structure/xflow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DocumentReference`
[INFO] [stdout]  --> src/structure/fngroup.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::common::{Document, DocumentReference};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnGroupFnNew`
[INFO] [stdout]  --> src/structure/fngroup.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/structure/fngroup.rs:124:46
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout]     |                                              ^^                ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stdout] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/domain.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/xflow.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/structure/fngroup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure/data.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 165 |
[INFO] [stdout] 166 |         ids
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:34:59
[INFO] [stdout]    |
[INFO] [stdout] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:41:61
[INFO] [stdout]    |
[INFO] [stdout] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util/fs.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure/fngroup.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_json_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_json_file(path: &Path) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]   --> src/util/fs.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_file(filename: &str, data: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]   --> src/util/fs.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn create_dir(path: &str) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_to_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn model_to_fs(model: &ModelxDocument, path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `model_from_fs` is never used
[INFO] [stdout]   --> src/util/fs.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn model_from_fs(path: &str) -> Result<ModelxDocument, ModelLoadError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_new_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn init_new_model_dir(path: &str) -> Result<(), ModelLoadError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_model_dir` is never used
[INFO] [stdout]    --> src/util/fs.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn is_model_dir(path: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_to_label` is never used
[INFO] [stdout]  --> src/util/naming.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn uuid_to_label(id: &Uuid) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structure/domain.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 &mut self.entities.remove(idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f35709108dabf86a26e829dcf98b69610554b211f2b07aa8b09e220c56bf54ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35709108dabf86a26e829dcf98b69610554b211f2b07aa8b09e220c56bf54ca", kill_on_drop: false }`
[INFO] [stdout] f35709108dabf86a26e829dcf98b69610554b211f2b07aa8b09e220c56bf54ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33a2507760670f0fcede5092dfafed55100a3e7e531716a9c6185d63f8b97b81
[INFO] running `Command { std: "docker" "start" "-a" "33a2507760670f0fcede5092dfafed55100a3e7e531716a9c6185d63f8b97b81", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.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: unused import: `HashMap`
[INFO] [stderr]  --> src/structure/data.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/domain.rs:172:61
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stderr]     |                                                             ^^                ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 172 -         let res: Vec<&Entity> = self.entities.iter().filter({ |e| e.id.eq(&id) }).collect();
[INFO] [stderr] 172 +         let res: Vec<&Entity> = self.entities.iter().filter(|e| e.id.eq(&id)).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/domain.rs:181:51
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr]     |                                                   ^^                ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 181 -         let index = self.entities.iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr] 181 +         let index = self.entities.iter().position(|e| e.id.eq(&id));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/domain.rs:193:21
[INFO] [stderr]     |
[INFO] [stderr] 193 |             .filter({ |e| e.name.eq(name) })
[INFO] [stderr]     |                     ^^                   ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 193 -             .filter({ |e| e.name.eq(name) })
[INFO] [stderr] 193 +             .filter(|e| e.name.eq(name))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/domain.rs:215:51
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr]     |                                                   ^^                ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 215 -         let index = entities.into_iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr] 215 +         let index = entities.into_iter().position(|e| e.id.eq(&id));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/domain.rs:262:21
[INFO] [stderr]     |
[INFO] [stderr] 262 |             .filter({ |e| e.name.eq(name) })
[INFO] [stderr]     |                     ^^                   ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 262 -             .filter({ |e| e.name.eq(name) })
[INFO] [stderr] 262 +             .filter(|e| e.name.eq(name))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/structure/xflow.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DocumentReference`
[INFO] [stderr]  --> src/structure/fngroup.rs:3:31
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::common::{Document, DocumentReference};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FnGroupFnNew`
[INFO] [stderr]  --> src/structure/fngroup.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::messages::{FnGroupFnNew, FnGroupFnUpdate};
[INFO] [stderr]   |                       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/structure/fngroup.rs:124:46
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr]     |                                              ^^                ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 124 -         let index = self.fns.iter().position({ |e| e.id.eq(&id) });
[INFO] [stderr] 124 +         let index = self.fns.iter().position(|e| e.id.eq(&id));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]  --> src/structure/domain.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]  --> src/structure/xflow.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]  --> src/structure/fngroup.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:15:68
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:21:56
[INFO] [stderr]    |
[INFO] [stderr] 21 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stderr]    |                                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/structure/data.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         unimplemented!();
[INFO] [stderr]     |         ---------------- any code following this expression is unreachable
[INFO] [stderr] 165 |
[INFO] [stderr] 166 |         ids
[INFO] [stderr]     |         ^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:33:59
[INFO] [stderr]    |
[INFO] [stderr] 33 |             error!("couldn't create {}: {}", display, why.description());
[INFO] [stderr]    |                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:34:59
[INFO] [stderr]    |
[INFO] [stderr] 34 |             panic!("couldn't create {}: {}", display, why.description());
[INFO] [stderr]    |                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:41:61
[INFO] [stderr]    |
[INFO] [stderr] 41 |             error!("couldn't write to {}: {}", display, why.description());
[INFO] [stderr]    |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util/fs.rs:42:61
[INFO] [stderr]    |
[INFO] [stderr] 42 |             panic!("couldn't write to {}: {}", display, why.description());
[INFO] [stderr]    |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/structure/fngroup.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let mut f = self.get_fn_mut(input.id)?;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structure/domain.rs:218:17
[INFO] [stderr]     |
[INFO] [stderr] 218 |                 &mut self.entities.remove(idx);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 218 |                 let _ = &mut self.entities.remove(idx);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `gearsx` (lib) generated 23 warnings (run `cargo fix --lib -p gearsx` to apply 11 suggestions)
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/common/mod.rs:27:68
[INFO] [stderr]    |
[INFO] [stderr] 27 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/common/mod.rs:34:56
[INFO] [stderr]    |
[INFO] [stderr] 34 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stderr]    |                                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/structure/data.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_json_file` is never used
[INFO] [stderr]   --> src/util/fs.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn read_json_file(path: &Path) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_file` is never used
[INFO] [stderr]   --> src/util/fs.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn write_file(filename: &str, data: &str) -> () {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_dir` is never used
[INFO] [stderr]   --> src/util/fs.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn create_dir(path: &str) -> () {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `model_to_fs` is never used
[INFO] [stderr]   --> src/util/fs.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn model_to_fs(model: &ModelxDocument, path: &str) -> Result<(), ModelLoadError> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `model_from_fs` is never used
[INFO] [stderr]   --> src/util/fs.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub fn model_from_fs(path: &str) -> Result<ModelxDocument, ModelLoadError> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `init_new_model_dir` is never used
[INFO] [stderr]    --> src/util/fs.rs:113:8
[INFO] [stderr]     |
[INFO] [stderr] 113 | pub fn init_new_model_dir(path: &str) -> Result<(), ModelLoadError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_model_dir` is never used
[INFO] [stderr]    --> src/util/fs.rs:119:8
[INFO] [stderr]     |
[INFO] [stderr] 119 | pub fn is_model_dir(path: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `uuid_to_label` is never used
[INFO] [stderr]  --> src/util/naming.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn uuid_to_label(id: &Uuid) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gearsx` (test "test_util_fs") generated 2 warnings
[INFO] [stderr] warning: `gearsx` (test "test_structure_domain") generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `gearsx` (bin "gearsx") generated 30 warnings (21 duplicates) (run `cargo fix --bin "gearsx"` to apply 1 suggestion)
[INFO] [stderr] warning: `gearsx` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr] warning: `gearsx` (bin "gearsx" test) generated 30 warnings (30 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gearsx-58b81fbb49a9ee6b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test structure::data::test::test_vtype_boolean ... ok
[INFO] [stdout] test structure::data::test::test_vtype_integer ... ok
[INFO] [stdout] test structure::data::test::test_vtype_string ... ok
[INFO] [stdout] test structure::domain::test::test_init_domain ... ok
[INFO] [stdout] test structure::fngroup::test::test_init_fngroup ... ok
[INFO] [stdout] test structure::fngroup::test::test_next_id ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- structure::fngroup::test::test_next_id stdout ----
[INFO] [stdout] thread 'structure::fngroup::test::test_next_id' panicked at src/structure/fngroup.rs:146:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "docstore"
[INFO] [stdout]  right: "fngroup"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5577b2887356 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5577b2887356 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5577b2887356 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5577b2887356 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5577b28b01e0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5577b28b01e0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5577b2884dbf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5577b2887134 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5577b2887134 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5577b2888ea7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x5577b2888b8d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5577b2829787 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5577b2829787 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5577b28894c6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5577b28894c6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5577b2889212 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5577b2887856 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5577b2888f70 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5577b27f0ce5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5577b27f102b - core::panicking::assert_failed_inner::hbf94b40c37b92af0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x5577b27f2962 - core::panicking::assert_failed::hb5db690b140b8ccc
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x5577b27f4de6 - gearsx::structure::fngroup::test::test_next_id::h8e55fbfd4dd8d009
[INFO] [stdout]                                at /opt/rustwide/workdir/src/structure/fngroup.rs:146:9
[INFO] [stdout]   22:     0x5577b27f4cc7 - gearsx::structure::fngroup::test::test_next_id::{{closure}}::h85d97ceb914ea1c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/structure/fngroup.rs:144:22
[INFO] [stdout]   23:     0x5577b27f1806 - core::ops::function::FnOnce::call_once::h1941aa65d7122fec
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5577b282f05f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5577b282f05f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x5577b282dde1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x5577b282dde1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5577b282dde1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5577b282dde1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5577b282dde1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5577b282dde1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x5577b282dde1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x5577b27f5116 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x5577b27f5116 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5577b27fa177 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5577b27fa177 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5577b27fa177 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5577b27fa177 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5577b27fa177 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5577b27fa177 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5577b27fa177 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5577b288df85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5577b288df85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5577b288df85 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f18fe7f0ac3 - <unknown>
[INFO] [stdout]   46:     0x7f18fe881bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     structure::fngroup::test::test_next_id
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "33a2507760670f0fcede5092dfafed55100a3e7e531716a9c6185d63f8b97b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a2507760670f0fcede5092dfafed55100a3e7e531716a9c6185d63f8b97b81", kill_on_drop: false }`
[INFO] [stdout] 33a2507760670f0fcede5092dfafed55100a3e7e531716a9c6185d63f8b97b81
