[INFO] cloning repository https://github.com/CalirDeminar/city_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CalirDeminar/city_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalirDeminar%2Fcity_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalirDeminar%2Fcity_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f240ba2f04c201f248175d6a427eae928709219
[INFO] testing CalirDeminar/city_generator against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalirDeminar%2Fcity_generator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CalirDeminar/city_generator on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CalirDeminar/city_generator
[INFO] finished tweaking git repo https://github.com/CalirDeminar/city_generator
[INFO] tweaked toml for git repo https://github.com/CalirDeminar/city_generator written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CalirDeminar/city_generator 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded html-builder v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74deb4d67605185ad8b78e7a30d3b23236a8c65fc11b6351019ad4698a411e49
[INFO] running `Command { std: "docker" "start" "-a" "74deb4d67605185ad8b78e7a30d3b23236a8c65fc11b6351019ad4698a411e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74deb4d67605185ad8b78e7a30d3b23236a8c65fc11b6351019ad4698a411e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74deb4d67605185ad8b78e7a30d3b23236a8c65fc11b6351019ad4698a411e49", kill_on_drop: false }`
[INFO] [stdout] 74deb4d67605185ad8b78e7a30d3b23236a8c65fc11b6351019ad4698a411e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63afef3dd498e8a1325ab517e0c03c5b447679e0821048065c8921b59018c76d
[INFO] running `Command { std: "docker" "start" "-a" "63afef3dd498e8a1325ab517e0c03c5b447679e0821048065c8921b59018c76d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling utf8-width v0.1.6
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling html-builder v0.5.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling uuid-macro-internal v1.3.3
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling uuid v1.3.3
[INFO] [stderr]    Compiling city_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/city/population.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut city = c;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/city.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |             let mut worker = city.citizens.values_mut().find(|m| m.id.eq(&w.id)).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash_population_by_inst_visits` is never used
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn hash_population_by_inst_visits(population: &Population) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DataFileGroup` is never used
[INFO] [stdout]   --> src/parser.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 |     type DataFileGroup = (String, Vec<String>);
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_file` is never used
[INFO] [stdout]   --> src/parser.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn format_file(filename: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_folder` is never used
[INFO] [stdout]   --> src/parser.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn format_folder(path: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions/visits.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |             drop(inst);
[INFO] [stdout]     |             ^^^^^----^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::institutions::institutions::Institution`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions/visits.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         drop(mind);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions.rs:448:17
[INFO] [stdout]     |
[INFO] [stdout] 448 |                 drop(mind_mut);
[INFO] [stdout]     |                 ^^^^^--------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions.rs:472:17
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 drop(mind);
[INFO] [stdout]     |                 ^^^^^----^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stdout]   --> src/city/population/mind/relations/friends.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |                         to_add_0.push(m.clone());
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stdout]   --> src/city/population/mind/relations/friends.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 |                         to_add_1.push(m.clone());
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     drop(current);
[INFO] [stdout]     |                     ^^^^^-------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut Vec<Uuid>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:205:25
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:220:25
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |                     drop(friend_m);
[INFO] [stdout]     |                     ^^^^^--------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:321:21
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     drop(mind_m);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/parental_naming_formats.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |             output.push_str(prefix.clone());
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/parents.rs:218:21
[INFO] [stdout]     |
[INFO] [stdout] 218 |                     drop(mind_1);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/parents.rs:225:21
[INFO] [stdout]     |
[INFO] [stdout] 225 |                     drop(mind_2);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/partners.rs:274:13
[INFO] [stdout]     |
[INFO] [stdout] 274 |             drop(mind_1);
[INFO] [stdout]     |             ^^^^^------^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/partners.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             drop(mind_2);
[INFO] [stdout]     |             ^^^^^------^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/residences.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     drop(m_mut);
[INFO] [stdout]    |                     ^^^^^-----^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/residences.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 drop(mind);
[INFO] [stdout]    |                 ^^^^^----^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/residences.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 drop(mind);
[INFO] [stdout]     |                 ^^^^^----^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 drop(m);
[INFO] [stdout]     |                 ^^^^^-^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:245:29
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   drop(sibling);
[INFO] [stdout]     |                       ^^^^^-------^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:269:29
[INFO] [stdout]     |
[INFO] [stdout] 269 | ...                   drop(pibling);
[INFO] [stdout]     |                       ^^^^^-------^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:339:25
[INFO] [stdout]     |
[INFO] [stdout] 339 |                         drop(cousin);
[INFO] [stdout]     |                         ^^^^^------^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&language::language::Word` instead of cloning the inner type
[INFO] [stdout]    --> src/language/nouns/food.rs:137:44
[INFO] [stdout]     |
[INFO] [stdout] 137 |         return ingredients.first().unwrap().clone();
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/templater.rs:75:35
[INFO] [stdout]    |
[INFO] [stdout] 75 |             output.push_str(prefix.clone());
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.49s
[INFO] running `Command { std: "docker" "inspect" "63afef3dd498e8a1325ab517e0c03c5b447679e0821048065c8921b59018c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63afef3dd498e8a1325ab517e0c03c5b447679e0821048065c8921b59018c76d", kill_on_drop: false }`
[INFO] [stdout] 63afef3dd498e8a1325ab517e0c03c5b447679e0821048065c8921b59018c76d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 436a2f711139884289f825731774a79d52f18deac55d6fad6d174b0a0a4ce8f5
[INFO] running `Command { std: "docker" "start" "-a" "436a2f711139884289f825731774a79d52f18deac55d6fad6d174b0a0a4ce8f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling city_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/city/population.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut city = c;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/city.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |             let mut worker = city.citizens.values_mut().find(|m| m.id.eq(&w.id)).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash_population_by_inst_visits` is never used
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn hash_population_by_inst_visits(population: &Population) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions/visits.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |             drop(inst);
[INFO] [stdout]     |             ^^^^^----^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::institutions::institutions::Institution`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions/visits.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         drop(mind);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions.rs:448:17
[INFO] [stdout]     |
[INFO] [stdout] 448 |                 drop(mind_mut);
[INFO] [stdout]     |                 ^^^^^--------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/institutions.rs:472:17
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 drop(mind);
[INFO] [stdout]     |                 ^^^^^----^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stdout]   --> src/city/population/mind/relations/friends.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |                         to_add_0.push(m.clone());
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stdout]   --> src/city/population/mind/relations/friends.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 |                         to_add_1.push(m.clone());
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     drop(current);
[INFO] [stdout]     |                     ^^^^^-------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut Vec<Uuid>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:205:25
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:220:25
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         drop(mind);
[INFO] [stdout]     |                         ^^^^^----^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |                     drop(friend_m);
[INFO] [stdout]     |                     ^^^^^--------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/friends.rs:321:21
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     drop(mind_m);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/parental_naming_formats.rs:62:35
[INFO] [stdout]    |
[INFO] [stdout] 62 |             output.push_str(prefix.clone());
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/parents.rs:218:21
[INFO] [stdout]     |
[INFO] [stdout] 218 |                     drop(mind_1);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/parents.rs:225:21
[INFO] [stdout]     |
[INFO] [stdout] 225 |                     drop(mind_2);
[INFO] [stdout]     |                     ^^^^^------^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/partners.rs:274:13
[INFO] [stdout]     |
[INFO] [stdout] 274 |             drop(mind_1);
[INFO] [stdout]     |             ^^^^^------^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/partners.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             drop(mind_2);
[INFO] [stdout]     |             ^^^^^------^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/residences.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     drop(m_mut);
[INFO] [stdout]    |                     ^^^^^-----^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/city/population/mind/relations/residences.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 drop(mind);
[INFO] [stdout]    |                 ^^^^^----^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations/residences.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 drop(mind);
[INFO] [stdout]     |                 ^^^^^----^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 drop(m);
[INFO] [stdout]     |                 ^^^^^-^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:245:29
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   drop(sibling);
[INFO] [stdout]     |                       ^^^^^-------^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:269:29
[INFO] [stdout]     |
[INFO] [stdout] 269 | ...                   drop(pibling);
[INFO] [stdout]     |                       ^^^^^-------^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/city/population/mind/relations.rs:339:25
[INFO] [stdout]     |
[INFO] [stdout] 339 |                         drop(cousin);
[INFO] [stdout]     |                         ^^^^^------^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&language::language::Word` instead of cloning the inner type
[INFO] [stdout]    --> src/language/nouns/food.rs:137:44
[INFO] [stdout]     |
[INFO] [stdout] 137 |         return ingredients.first().unwrap().clone();
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/templater.rs:75:35
[INFO] [stdout]    |
[INFO] [stdout] 75 |             output.push_str(prefix.clone());
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "436a2f711139884289f825731774a79d52f18deac55d6fad6d174b0a0a4ce8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436a2f711139884289f825731774a79d52f18deac55d6fad6d174b0a0a4ce8f5", kill_on_drop: false }`
[INFO] [stdout] 436a2f711139884289f825731774a79d52f18deac55d6fad6d174b0a0a4ce8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24369c8e564b275d24d83d3628865eb387ba7013e7cedb4238b5e9888c131c5c
[INFO] running `Command { std: "docker" "start" "-a" "24369c8e564b275d24d83d3628865eb387ba7013e7cedb4238b5e9888c131c5c", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/city/population.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut city = c;
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/city.rs:165:17
[INFO] [stderr]     |
[INFO] [stderr] 165 |             let mut worker = city.citizens.values_mut().find(|m| m.id.eq(&w.id)).unwrap();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `hash_population_by_inst_visits` is never used
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:168:8
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn hash_population_by_inst_visits(population: &Population) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/institutions/visits.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |             drop(inst);
[INFO] [stderr]     |             ^^^^^----^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  argument has type `&mut city::institutions::institutions::Institution`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/institutions/visits.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         drop(mind);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/institutions.rs:448:17
[INFO] [stderr]     |
[INFO] [stderr] 448 |                 drop(mind_mut);
[INFO] [stderr]     |                 ^^^^^--------^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/institutions.rs:472:17
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 drop(mind);
[INFO] [stderr]     |                 ^^^^^----^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stderr]   --> src/city/population/mind/relations/friends.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |                         to_add_0.push(m.clone());
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&city::population::mind::mind::Mind` instead of cloning the inner type
[INFO] [stderr]   --> src/city/population/mind/relations/friends.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 |                         to_add_1.push(m.clone());
[INFO] [stderr]    |                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:180:21
[INFO] [stderr]     |
[INFO] [stderr] 180 |                     drop(current);
[INFO] [stderr]     |                     ^^^^^-------^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          argument has type `&mut Vec<Uuid>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:196:25
[INFO] [stderr]     |
[INFO] [stderr] 196 |                         drop(mind);
[INFO] [stderr]     |                         ^^^^^----^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:205:25
[INFO] [stderr]     |
[INFO] [stderr] 205 |                         drop(mind);
[INFO] [stderr]     |                         ^^^^^----^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:220:25
[INFO] [stderr]     |
[INFO] [stderr] 220 |                         drop(mind);
[INFO] [stderr]     |                         ^^^^^----^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 |                         drop(mind);
[INFO] [stderr]     |                         ^^^^^----^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:246:25
[INFO] [stderr]     |
[INFO] [stderr] 246 |                         drop(mind);
[INFO] [stderr]     |                         ^^^^^----^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:315:21
[INFO] [stderr]     |
[INFO] [stderr] 315 |                     drop(friend_m);
[INFO] [stderr]     |                     ^^^^^--------^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/friends.rs:321:21
[INFO] [stderr]     |
[INFO] [stderr] 321 |                     drop(mind_m);
[INFO] [stderr]     |                     ^^^^^------^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/city/population/mind/relations/parental_naming_formats.rs:62:35
[INFO] [stderr]    |
[INFO] [stderr] 62 |             output.push_str(prefix.clone());
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/parents.rs:218:21
[INFO] [stderr]     |
[INFO] [stderr] 218 |                     drop(mind_1);
[INFO] [stderr]     |                     ^^^^^------^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/parents.rs:225:21
[INFO] [stderr]     |
[INFO] [stderr] 225 |                     drop(mind_2);
[INFO] [stderr]     |                     ^^^^^------^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/partners.rs:274:13
[INFO] [stderr]     |
[INFO] [stderr] 274 |             drop(mind_1);
[INFO] [stderr]     |             ^^^^^------^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/partners.rs:278:13
[INFO] [stderr]     |
[INFO] [stderr] 278 |             drop(mind_2);
[INFO] [stderr]     |             ^^^^^------^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/city/population/mind/relations/residences.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |                     drop(m_mut);
[INFO] [stderr]    |                     ^^^^^-----^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/city/population/mind/relations/residences.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 drop(mind);
[INFO] [stderr]    |                 ^^^^^----^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations/residences.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 drop(mind);
[INFO] [stderr]     |                 ^^^^^----^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 drop(m);
[INFO] [stderr]     |                 ^^^^^-^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations.rs:245:29
[INFO] [stderr]     |
[INFO] [stderr] 245 | ...                   drop(sibling);
[INFO] [stderr]     |                       ^^^^^-------^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations.rs:269:29
[INFO] [stderr]     |
[INFO] [stderr] 269 | ...                   drop(pibling);
[INFO] [stderr]     |                       ^^^^^-------^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/city/population/mind/relations.rs:339:25
[INFO] [stderr]     |
[INFO] [stderr] 339 |                         drop(cousin);
[INFO] [stderr]     |                         ^^^^^------^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              argument has type `&mut city::population::mind::mind::Mind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&language::language::Word` instead of cloning the inner type
[INFO] [stderr]    --> src/language/nouns/food.rs:137:44
[INFO] [stderr]     |
[INFO] [stderr] 137 |         return ingredients.first().unwrap().clone();
[INFO] [stderr]     |                                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]   --> src/templater.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |             output.push_str(prefix.clone());
[INFO] [stderr]    |                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `city_generator` (bin "city_generator" test) generated 31 warnings (run `cargo fix --bin "city_generator" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/city_generator-252b712080f483e4)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test city::population::mind::relations::parental_naming_formats::parental_naming_formats::test_parse_format ... ok
[INFO] [stdout] test language::adjectives::adjectives::test_adjective_parser ... ok
[INFO] [stdout] test language::nouns::nouns::test_noun_parser ... ok
[INFO] [stdout] test parser::parser::format_data_files ... FAILED
[INFO] [stdout] test city::building::building::test_new_building ... ok
[INFO] [stdout] test culture::culture::test_random_culture ... ok
[INFO] [stdout] test city::locations::locations::test_gen_location_name ... ok
[INFO] [stdout] test city::population::mind::appearance::appearance::random_description_test ... ok
[INFO] [stdout] test language::nouns::food::food::test_random_foods ... ok
[INFO] [stdout] test city::institutions::food_institutions::food_institutions::test_random_spec_food_inst ... ok
[INFO] [stdout] test templater::templater::test_render_template ... ok
[INFO] [stdout] test city::city::test_simulation ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::parser::format_data_files stdout ----
[INFO] [stdout] Metadata Ok(Metadata { file_type: FileType(FileType { mode: 33188 }), is_dir: false, is_file: true, permissions: Permissions(FilePermissions { mode: 33188 }), modified: Ok(SystemTime { tv_sec: 1704456711, tv_nsec: 481669358 }), accessed: Ok(SystemTime { tv_sec: 1704456711, tv_nsec: 481669358 }), created: Ok(SystemTime { tv_sec: 1704456711, tv_nsec: 481669358 }), .. })
[INFO] [stdout] english_last_names.csv
[INFO] [stdout] thread 'parser::parser::format_data_files' panicked at src/parser.rs:72:83:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5635cb52d94c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5635cb52d94c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5635cb52d94c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5635cb52d94c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5635cb5584a0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5635cb5584a0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5635cb52b2bf - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x5635cb52d734 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5635cb52d734 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5635cb52f3f7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x5635cb52f0e3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5635cb2dd577 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5635cb2dd577 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5635cb52fa08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x5635cb52fa08 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5635cb52f75e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5635cb52de16 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5635cb52f4c2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5635cb203345 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5635cb203913 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x5635cb2739eb - core::result::Result<T,E>::unwrap::h8675b1ad462df618
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x5635cb28a7d9 - city_generator::parser::parser::format_file::hc9f9db34e4e20045
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:72:30
[INFO] [stdout]   22:     0x5635cb28b6d9 - city_generator::parser::parser::format_folder::h8780789fd333ffac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:86:17
[INFO] [stdout]   23:     0x5635cb28ddd0 - city_generator::parser::parser::format_data_files::h31f7077df7980895
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:94:9
[INFO] [stdout]   24:     0x5635cb28dd97 - city_generator::parser::parser::format_data_files::{{closure}}::hed91d76093899813
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:93:27
[INFO] [stdout]   25:     0x5635cb295436 - core::ops::function::FnOnce::call_once::h1fd921f80e7a64d8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5635cb2e2bcf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5635cb2e2bcf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   28:     0x5635cb2e1be5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   29:     0x5635cb2e1be5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x5635cb2e1be5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   31:     0x5635cb2e1be5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   32:     0x5635cb2e1be5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   33:     0x5635cb2e1be5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   34:     0x5635cb2e1be5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   35:     0x5635cb2a9ea6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   36:     0x5635cb2a9ea6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   37:     0x5635cb2aef57 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   38:     0x5635cb2aef57 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x5635cb2aef57 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   40:     0x5635cb2aef57 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   41:     0x5635cb2aef57 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   42:     0x5635cb2aef57 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   43:     0x5635cb2aef57 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5635cb534a95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x5635cb534a95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   46:     0x5635cb534a95 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f237b41dac3 - <unknown>
[INFO] [stdout]   48:     0x7f237b4aebf4 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::parser::format_data_files
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 43.56s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin city_generator`
[INFO] running `Command { std: "docker" "inspect" "24369c8e564b275d24d83d3628865eb387ba7013e7cedb4238b5e9888c131c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24369c8e564b275d24d83d3628865eb387ba7013e7cedb4238b5e9888c131c5c", kill_on_drop: false }`
[INFO] [stdout] 24369c8e564b275d24d83d3628865eb387ba7013e7cedb4238b5e9888c131c5c
