[INFO] cloning repository https://github.com/Ioka-Technologies/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ioka-Technologies/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIoka-Technologies%2Frust-playground", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 558e2e16fd23591ad1dc16784ee65ebcfeb36a75
[INFO] checking Ioka-Technologies/rust-playground against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIoka-Technologies%2Frust-playground" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ioka-Technologies/rust-playground
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/Ioka-Technologies/rust-playground
[INFO] tweaked toml for git repo https://github.com/Ioka-Technologies/rust-playground written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ioka-Technologies/rust-playground on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ioka-Technologies/rust-playground already has a lockfile, it will not be regenerated
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[INFO] running `Command { std: "docker" "start" "-a" "7ec2f0cb68a7a04b02c47112ef43547af0725a0163e6a908f377f6d367934427", kill_on_drop: false }`
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[INFO] [stdout] 4f30af89be76595532c4cbf1d568bb5555fbb5901d30fc2afde9b7becd6f35e5
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[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/lessons/threads.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::mpsc::{self, Receiver};
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Work` is never constructed
[INFO] [stdout]   --> src/lessons/threads.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Work {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `process` are never used
[INFO] [stdout]   --> src/lessons/threads.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Work {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 17 |     fn new() -> Work {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn process(&mut self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_jobs` is never used
[INFO] [stdout]   --> src/lessons/threads.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn process_jobs(recv_channel: Receiver<&mut Work>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_thread` is never used
[INFO] [stdout]   --> src/lessons/threads.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn simple_thread() -> thread::JoinHandle<Vec<i32>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutex_and_atomic_ref_counts` is never used
[INFO] [stdout]   --> src/lessons/threads.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn mutex_and_atomic_ref_counts(num_increments: usize) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LogLevel` is never used
[INFO] [stdout]  --> src/lessons/traits.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum LogLevel {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LoggingService` is never constructed
[INFO] [stdout]   --> src/lessons/traits.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct LoggingService {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_level`, `add_logger`, and `log` are never used
[INFO] [stdout]   --> src/lessons/traits.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl LoggingService {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 21 |     fn new(level: LogLevel) -> LoggingService {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn set_level(&'_ mut self, level: LogLevel) -> &'_ mut Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn add_logger(&'_ mut self, logger: Rc<dyn Logger>) -> &'_ mut Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn log(&self, level: LogLevel, message: &str) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestLogger` is never constructed
[INFO] [stdout]   --> src/lessons/traits.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct TestLogger {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lessons/traits.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl TestLogger {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 52 |     fn new() -> TestLogger {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             MEMBERS.clear();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                 MEMBERS.insert(
[INFO] [stdout] 43 | |                     i,
[INFO] [stdout] 44 | |                     Member::new(i, FirstName(EN).fake(), FreeEmail(EN).fake()),
[INFO] [stdout] 45 | |                 );
[INFO] [stdout]    | |_________________^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 |             if let Some(m) = MEMBERS.get_mut(&arg.id) {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lessons/chaining.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 |         unsafe { MEMBERS.values().collect() }
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling gherkin v0.14.0
[INFO] [stderr]     Checking cucumber v0.20.2
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             MEMBERS.clear();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                 MEMBERS.insert(
[INFO] [stdout] 43 | |                     i,
[INFO] [stdout] 44 | |                     Member::new(i, FirstName(EN).fake(), FreeEmail(EN).fake()),
[INFO] [stdout] 45 | |                 );
[INFO] [stdout]    | |_________________^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/chaining.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 |             if let Some(m) = MEMBERS.get_mut(&arg.id) {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lessons/chaining.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 |         unsafe { MEMBERS.values().collect() }
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lessons/threads.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |             unsafe { WORKS.push(Work::new()) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/lessons/threads.rs:106:30
[INFO] [stdout]     |
[INFO] [stdout] 106 |         for work in unsafe { WORKS.iter_mut() } {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lessons/threads.rs:116:30
[INFO] [stdout]     |
[INFO] [stdout] 116 |         for work in unsafe { WORKS.iter() } {
[INFO] [stdout]     |                              ^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.84s
[INFO] running `Command { std: "docker" "inspect" "4f30af89be76595532c4cbf1d568bb5555fbb5901d30fc2afde9b7becd6f35e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f30af89be76595532c4cbf1d568bb5555fbb5901d30fc2afde9b7becd6f35e5", kill_on_drop: false }`
[INFO] [stdout] 4f30af89be76595532c4cbf1d568bb5555fbb5901d30fc2afde9b7becd6f35e5
