[INFO] cloning repository https://github.com/ayomidebajo/rust-snippets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayomidebajo/rust-snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayomidebajo%2Frust-snippets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayomidebajo%2Frust-snippets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46fe345dd4b34d75782dce799b7dc348b79b6e22
[INFO] testing ayomidebajo/rust-snippets against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayomidebajo%2Frust-snippets" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ayomidebajo/rust-snippets
[INFO] finished tweaking git repo https://github.com/ayomidebajo/rust-snippets
[INFO] tweaked toml for git repo https://github.com/ayomidebajo/rust-snippets written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ayomidebajo/rust-snippets on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ayomidebajo/rust-snippets 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd81ff5fc2b9f79e6d14ff83c5e9d47509ef3b92f45a8c7d1144016d390ef455
[INFO] running `Command { std: "docker" "start" "-a" "dd81ff5fc2b9f79e6d14ff83c5e9d47509ef3b92f45a8c7d1144016d390ef455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd81ff5fc2b9f79e6d14ff83c5e9d47509ef3b92f45a8c7d1144016d390ef455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd81ff5fc2b9f79e6d14ff83c5e9d47509ef3b92f45a8c7d1144016d390ef455", kill_on_drop: false }`
[INFO] [stdout] dd81ff5fc2b9f79e6d14ff83c5e9d47509ef3b92f45a8c7d1144016d390ef455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55062057474e521111f8dd4c0c2b0f2f409e5cc736fab556ce52595c48a4845f
[INFO] running `Command { std: "docker" "start" "-a" "55062057474e521111f8dd4c0c2b0f2f409e5cc736fab556ce52595c48a4845f", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling cpal v0.14.2
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling hound v3.5.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling arcmutex_practice v0.1.0 (/opt/rustwide/workdir/arcmutex_practice)
[INFO] [stderr]    Compiling tictac_toe v0.1.0 (/opt/rustwide/workdir/tictac_toe)
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling png v0.17.8
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling advanced_rust v0.1.0 (/opt/rustwide/workdir/advanced_rust)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> advanced_rust/src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let n = 5;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OutOfRangeError` is never used
[INFO] [stdout]   --> advanced_rust/src/main.rs:67:6
[INFO] [stdout]    |
[INFO] [stdout] 67 | enum OutOfRangeError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_to_int_in_range` is never used
[INFO] [stdout]   --> advanced_rust/src/main.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |  fn string_to_int_in_range(s: String) -> Result<u32, OutOfRangeError> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling headers v0.3.8
[INFO] [stderr]    Compiling hashmap_practice v0.1.0 (/opt/rustwide/workdir/hashmap_practice)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stdout] warning: enum `Project` is never used
[INFO] [stdout]  --> hello_world/src/main.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Project {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mission` is never constructed
[INFO] [stdout]   --> hello_world/src/main.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Mission {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling word-counter v0.1.0 (/opt/rustwide/workdir/word-counter)
[INFO] [stdout] warning: unused variable: `eat`
[INFO] [stdout]   --> word-counter/src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let eat = food::Cake;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_eat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Smoothie` is never constructed
[INFO] [stdout]   --> word-counter/src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     struct Smoothie;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Fruit` is never constructed
[INFO] [stdout]   --> word-counter/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     struct Fruit;
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling task_manager v0.1.0 (/opt/rustwide/workdir/task_manager)
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stdout] warning: methods `completed` and `toggle_status` are never used
[INFO] [stdout]   --> task_manager/src/main.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | trait Completed {
[INFO] [stdout]    |       --------- methods in this trait
[INFO] [stdout] 53 |     fn completed(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 54 |     fn set_status(&mut self, completed: bool);
[INFO] [stdout] 55 |     fn toggle_status(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir/todo)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> todo/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut new_vector = Vec::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> todo/src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         io::stdin().read_line(&mut new_string);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = io::stdin().read_line(&mut new_string);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling datastructure_library v0.1.0 (/opt/rustwide/workdir/datastructure_library)
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling directory_program v0.1.0 (/opt/rustwide/workdir/directory_program)
[INFO] [stderr]    Compiling playing_traits v0.1.0 (/opt/rustwide/workdir/playing_traits)
[INFO] [stderr]    Compiling clap_builder v4.2.7
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling tiff v0.8.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling alsa v0.6.0
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling tungstenite v0.17.3
[INFO] [stderr]    Compiling tungstenite v0.18.0
[INFO] [stderr]    Compiling clap v4.2.7
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling devices-enumerate v0.1.0 (/opt/rustwide/workdir/devices-enumerate)
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling audio-stream v0.1.0 (/opt/rustwide/workdir/audio-stream)
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         feature = "jack"
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::builder::OsStr`
[INFO] [stdout]  --> audio-stream/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::builder::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> audio-stream/src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{arg, Arg, Command};
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             feature = "jack"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             feature = "jack"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             not(feature = "jack")
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         feature = "jack"
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]    --> audio-stream/src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         not(feature = "jack")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> audio-stream/src/main.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let device = host
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]   --> audio-stream/src/main.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let handle = for (_, j) in apps.into_iter() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_output_data` is never used
[INFO] [stdout]    --> audio-stream/src/main.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn write_output_data<T, U>(input: &[T], writer: &WavWriterHandle)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling exr v1.6.3
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling tokio-util v0.7.8
[INFO] [stderr]    Compiling tokio-tungstenite v0.17.2
[INFO] [stderr]    Compiling tokio-tungstenite v0.18.0
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling h2 v0.3.18
[INFO] [stderr]    Compiling websocket-server v0.1.0 (/opt/rustwide/workdir/websocket-server)
[INFO] [stderr]    Compiling websocket-streamaudio v0.1.0 (/opt/rustwide/workdir/websocket-streamaudio)
[INFO] [stderr]    Compiling websocket-client v0.1.0 (/opt/rustwide/workdir/websocket-client)
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling hyper v0.14.26
[INFO] [stderr]    Compiling tokio-practice v0.1.0 (/opt/rustwide/workdir/tokio-practice)
[INFO] [stdout] warning: type alias `ShardedDb` is never used
[INFO] [stdout]   --> tokio-practice/src/bin/server.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sharded_db` is never used
[INFO] [stdout]   --> tokio-practice/src/bin/server.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn new_sharded_db(num_shards: usize) -> ShardedDb {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling image_compression_lib v0.1.0 (/opt/rustwide/workdir/image_compression_lib)
[INFO] [stderr]    Compiling imgtool v0.1.0 (/opt/rustwide/workdir/imgtool)
[INFO] [stdout] warning: unused imports: `Pixel` and `invert`
[INFO] [stdout]  --> image_compression_lib/src/main.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     imageops::colorops::{grayscale, invert},
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 3 |     GenericImageView, ImageBuffer, Pixel, Rgb, RgbImage,
[INFO] [stdout]   |                                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray`
[INFO] [stdout]  --> image_compression_lib/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling warp v0.3.5
[INFO] [stderr]    Compiling simple_server_arc_hashmap v0.1.0 (/opt/rustwide/workdir/simple_server_arc_hashmap)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "55062057474e521111f8dd4c0c2b0f2f409e5cc736fab556ce52595c48a4845f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55062057474e521111f8dd4c0c2b0f2f409e5cc736fab556ce52595c48a4845f", kill_on_drop: false }`
[INFO] [stdout] 55062057474e521111f8dd4c0c2b0f2f409e5cc736fab556ce52595c48a4845f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e8b0d77e4b9ae08c54733660224094db6f495332a6a4431cc1392673b8a3137
[INFO] running `Command { std: "docker" "start" "-a" "8e8b0d77e4b9ae08c54733660224094db6f495332a6a4431cc1392673b8a3137", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling tokio-practice v0.1.0 (/opt/rustwide/workdir/tokio-practice)
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]    Compiling imgtool v0.1.0 (/opt/rustwide/workdir/imgtool)
[INFO] [stderr]    Compiling websocket-streamaudio v0.1.0 (/opt/rustwide/workdir/websocket-streamaudio)
[INFO] [stderr]    Compiling websocket-client v0.1.0 (/opt/rustwide/workdir/websocket-client)
[INFO] [stderr]    Compiling audio-stream v0.1.0 (/opt/rustwide/workdir/audio-stream)
[INFO] [stderr]    Compiling websocket-server v0.1.0 (/opt/rustwide/workdir/websocket-server)
[INFO] [stderr]    Compiling devices-enumerate v0.1.0 (/opt/rustwide/workdir/devices-enumerate)
[INFO] [stderr]    Compiling word-counter v0.1.0 (/opt/rustwide/workdir/word-counter)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling simple_server_arc_hashmap v0.1.0 (/opt/rustwide/workdir/simple_server_arc_hashmap)
[INFO] [stderr]    Compiling image_compression_lib v0.1.0 (/opt/rustwide/workdir/image_compression_lib)
[INFO] [stderr]    Compiling hashmap_practice v0.1.0 (/opt/rustwide/workdir/hashmap_practice)
[INFO] [stderr]    Compiling datastructure_library v0.1.0 (/opt/rustwide/workdir/datastructure_library)
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         feature = "jack"
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::builder::OsStr`
[INFO] [stdout]  --> audio-stream/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::builder::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> audio-stream/src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{arg, Arg, Command};
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             feature = "jack"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             feature = "jack"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             not(feature = "jack")
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> audio-stream/src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         feature = "jack"
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]    --> audio-stream/src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         not(feature = "jack")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ShardedDb` is never used
[INFO] [stdout]   --> tokio-practice/src/bin/server.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sharded_db` is never used
[INFO] [stdout]   --> tokio-practice/src/bin/server.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn new_sharded_db(num_shards: usize) -> ShardedDb {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eat`
[INFO] [stdout]   --> word-counter/src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let eat = food::Cake;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_eat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Smoothie` is never constructed
[INFO] [stdout]   --> word-counter/src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     struct Smoothie;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Fruit` is never constructed
[INFO] [stdout]   --> word-counter/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     struct Fruit;
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> audio-stream/src/main.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let device = host
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Project` is never used
[INFO] [stdout]  --> hello_world/src/main.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Project {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mission` is never constructed
[INFO] [stdout]   --> hello_world/src/main.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Mission {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]   --> audio-stream/src/main.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let handle = for (_, j) in apps.into_iter() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_output_data` is never used
[INFO] [stdout]    --> audio-stream/src/main.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn write_output_data<T, U>(input: &[T], writer: &WavWriterHandle)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pixel` and `invert`
[INFO] [stdout]  --> image_compression_lib/src/main.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     imageops::colorops::{grayscale, invert},
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 3 |     GenericImageView, ImageBuffer, Pixel, Rgb, RgbImage,
[INFO] [stdout]   |                                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray`
[INFO] [stdout]  --> image_compression_lib/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir/todo)
[INFO] [stderr]    Compiling directory_program v0.1.0 (/opt/rustwide/workdir/directory_program)
[INFO] [stderr]    Compiling advanced_rust v0.1.0 (/opt/rustwide/workdir/advanced_rust)
[INFO] [stderr]    Compiling tictac_toe v0.1.0 (/opt/rustwide/workdir/tictac_toe)
[INFO] [stderr]    Compiling arcmutex_practice v0.1.0 (/opt/rustwide/workdir/arcmutex_practice)
[INFO] [stderr]    Compiling playing_traits v0.1.0 (/opt/rustwide/workdir/playing_traits)
[INFO] [stderr]    Compiling task_manager v0.1.0 (/opt/rustwide/workdir/task_manager)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> todo/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut new_vector = Vec::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> todo/src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         io::stdin().read_line(&mut new_string);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = io::stdin().read_line(&mut new_string);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> advanced_rust/src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let n = 5;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `completed` and `toggle_status` are never used
[INFO] [stdout]   --> task_manager/src/main.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | trait Completed {
[INFO] [stdout]    |       --------- methods in this trait
[INFO] [stdout] 53 |     fn completed(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 54 |     fn set_status(&mut self, completed: bool);
[INFO] [stdout] 55 |     fn toggle_status(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "8e8b0d77e4b9ae08c54733660224094db6f495332a6a4431cc1392673b8a3137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8b0d77e4b9ae08c54733660224094db6f495332a6a4431cc1392673b8a3137", kill_on_drop: false }`
[INFO] [stdout] 8e8b0d77e4b9ae08c54733660224094db6f495332a6a4431cc1392673b8a3137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e408c4b10bf674485a7ab950a145e4445dcea0082034d5e8257a8f03bb21390c
[INFO] running `Command { std: "docker" "start" "-a" "e408c4b10bf674485a7ab950a145e4445dcea0082034d5e8257a8f03bb21390c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]   --> audio-stream/src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |         feature = "jack"
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `clap::builder::OsStr`
[INFO] [stderr]  --> audio-stream/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use clap::builder::OsStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `arg`
[INFO] [stderr]  --> audio-stream/src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use clap::{arg, Arg, Command};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]   --> audio-stream/src/main.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             feature = "jack"
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]   --> audio-stream/src/main.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |             feature = "jack"
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]   --> audio-stream/src/main.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |             not(feature = "jack")
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]   --> audio-stream/src/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         feature = "jack"
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `jack`
[INFO] [stderr]    --> audio-stream/src/main.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 |         not(feature = "jack")
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device`
[INFO] [stderr]   --> audio-stream/src/main.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let device = host
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]   --> audio-stream/src/main.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let handle = for (_, j) in apps.into_iter() {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_output_data` is never used
[INFO] [stderr]    --> audio-stream/src/main.rs:203:4
[INFO] [stderr]     |
[INFO] [stderr] 203 | fn write_output_data<T, U>(input: &[T], writer: &WavWriterHandle)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ShardedDb` is never used
[INFO] [stderr]   --> tokio-practice/src/bin/server.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `new_sharded_db` is never used
[INFO] [stderr]   --> tokio-practice/src/bin/server.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn new_sharded_db(num_shards: usize) -> ShardedDb {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `audio-stream` (bin "audio-stream" test) generated 11 warnings (run `cargo fix --bin "audio-stream" -p audio-stream --tests` to apply 4 suggestions)
[INFO] [stderr] warning: `tokio-practice` (bin "server" test) generated 2 warnings
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> advanced_rust/src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let n = 5;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `completed` and `toggle_status` are never used
[INFO] [stderr]   --> task_manager/src/main.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | trait Completed {
[INFO] [stderr]    |       --------- methods in this trait
[INFO] [stderr] 53 |     fn completed(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 54 |     fn set_status(&mut self, completed: bool);
[INFO] [stderr] 55 |     fn toggle_status(&mut self);
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Project` is never used
[INFO] [stderr]  --> hello_world/src/main.rs:2:6
[INFO] [stderr]   |
[INFO] [stderr] 2 | enum Project {
[INFO] [stderr]   |      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Mission` is never constructed
[INFO] [stderr]   --> hello_world/src/main.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Mission {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eat`
[INFO] [stderr]   --> word-counter/src/main.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let eat = food::Cake;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_eat`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Smoothie` is never constructed
[INFO] [stderr]   --> word-counter/src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     struct Smoothie;
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Fruit` is never constructed
[INFO] [stderr]   --> word-counter/src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     struct Fruit;
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `advanced_rust` (bin "advanced_rust" test) generated 1 warning (run `cargo fix --bin "advanced_rust" -p advanced_rust --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `task_manager` (bin "task_manager" test) generated 1 warning
[INFO] [stderr] warning: `hello_world` (bin "hello_world" test) generated 2 warnings
[INFO] [stderr] warning: `word-counter` (bin "word-counter" test) generated 3 warnings (run `cargo fix --bin "word-counter" -p word-counter --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused imports: `Pixel` and `invert`
[INFO] [stderr]  --> image_compression_lib/src/main.rs:2:37
[INFO] [stderr]   |
[INFO] [stderr] 2 |     imageops::colorops::{grayscale, invert},
[INFO] [stderr]   |                                     ^^^^^^
[INFO] [stderr] 3 |     GenericImageView, ImageBuffer, Pixel, Rgb, RgbImage,
[INFO] [stderr]   |                                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ndarray`
[INFO] [stderr]  --> image_compression_lib/src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ndarray;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> todo/src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut new_vector = Vec::new();
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> todo/src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         io::stdin().read_line(&mut new_string);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let _ = io::stdin().read_line(&mut new_string);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `image_compression_lib` (bin "image_compression_lib" test) generated 2 warnings (run `cargo fix --bin "image_compression_lib" -p image_compression_lib --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `todo` (bin "todo" test) generated 2 warnings (run `cargo fix --bin "todo" -p todo --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/advanced_rust-00e437bbf420243e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/arcmutex_practice-d891423feaa93730)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/audio_stream-e49b9044ab7247ef)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/datastructure_library-2469e68c489301e2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/devices_enumerate-8121eec3f1393e31)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/directory_program-849ff5bb1b4ec399)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hashmap_practice-c2046335bcf08bda)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-4a06e132ab8695c8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/image_compression_lib-00dea310636c2e3b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imgtool-c66725bfa7b8736b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/playground-0c873bdb915cbfcf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_word_count.rs (/opt/rustwide/target/debug/deps/test_word_count-27ba705c37674c94)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test first_test ... ok
[INFO] [stdout] test test_word_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/playing_traits-fcb98ade9500e80c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::complex_addition ... ok
[INFO] [stdout] test tests::complex_deiplay ... ok
[INFO] [stdout] test tests::complex_from ... ok
[INFO] [stdout] test tests::text_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_server_arc_hashmap-50a40b2883a0d698)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/task_manager-e3341db5af4083b4)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tictac_toe-9b94c792cae73cda)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/todo-57c290a27361e218)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/client.rs (/opt/rustwide/target/debug/deps/client-d4a2e7475189f6d0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-5a96afe44ab5fb28)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/websocket_client-b3b7a430d9eb1a29)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/websocket_server-35db44c89c554b96)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/websocket_streamaudio-81474f9a3b19d333)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/word_counter-76d38af60f4b2e47)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests playground
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests playing_traits
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e408c4b10bf674485a7ab950a145e4445dcea0082034d5e8257a8f03bb21390c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e408c4b10bf674485a7ab950a145e4445dcea0082034d5e8257a8f03bb21390c", kill_on_drop: false }`
[INFO] [stdout] e408c4b10bf674485a7ab950a145e4445dcea0082034d5e8257a8f03bb21390c
