[INFO] cloning repository https://github.com/devsosin/rust-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devsosin/rust-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Frust-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Frust-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a9fff51510e706964a84e565cf0df0f7ea70400
[INFO] testing devsosin/rust-exercise against 1.84.0 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Frust-exercise" "/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/devsosin/rust-exercise on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devsosin/rust-exercise
[INFO] finished tweaking git repo https://github.com/devsosin/rust-exercise
[INFO] tweaked toml for git repo https://github.com/devsosin/rust-exercise written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/devsosin/rust-exercise 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d750608baabb72e386f91f25843b52df1c3aae80f0b4dda0f170be63e29b721
[INFO] running `Command { std: "docker" "start" "-a" "8d750608baabb72e386f91f25843b52df1c3aae80f0b4dda0f170be63e29b721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d750608baabb72e386f91f25843b52df1c3aae80f0b4dda0f170be63e29b721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d750608baabb72e386f91f25843b52df1c3aae80f0b4dda0f170be63e29b721", kill_on_drop: false }`
[INFO] [stdout] 8d750608baabb72e386f91f25843b52df1c3aae80f0b4dda0f170be63e29b721
[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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07a1927d604c906a51d01d50a178a1495a35c050a4731c7295252ab5c5f8d11a
[INFO] running `Command { std: "docker" "start" "-a" "07a1927d604c906a51d01d50a178a1495a35c050a4731c7295252ab5c5f8d11a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling indexmap v2.3.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.10.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling headers v0.3.9
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling notify-debouncer-mini v0.4.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling pulldown-cmark v0.11.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages)
[INFO] [stderr]    Compiling deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies)
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling terminal_size v0.3.0
[INFO] [stdout] warning: unused import: `anyhow::Error`
[INFO] [stdout]  --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.11.0
[INFO] [stderr]    Compiling intro_05 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/00_intro)
[INFO] [stderr]    Compiling nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling integers v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/01_integers)
[INFO] [stdout] warning: function `compute` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/01_integers/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn compute(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap_builder v4.5.13
[INFO] [stderr]    Compiling sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_sync)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/05_nullability/src/lib.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/05_nullability/src/lib.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `assigned_to` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/05_nullability/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn assigned_to(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `outro` is never used
[INFO] [stdout]  --> exercises/07_threads/14_sync/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn outro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling syntax v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_syntax)
[INFO] [stdout] warning: function `compute` is never used
[INFO] [stdout]  --> exercises/01_intro/01_syntax/src/lib.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum)
[INFO] [stderr]    Compiling encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/01_enum/src/lib.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `title`, `description`, and `status` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn status(&self) -> &Status {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling interior_mutability v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/06_interior_mutability)
[INFO] [stderr]    Compiling deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_deref)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/07_threads/06_interior_mutability/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DropTracker<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     value: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling destructor v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/11_destructor)
[INFO] [stderr]    Compiling welcome_00 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
[INFO] [stderr]    Compiling overflow v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/08_overflow)
[INFO] [stdout] warning: function `greeting` is never used
[INFO] [stdout]   --> exercises/01_intro/00_welcome/src/lib.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn greeting() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `outro` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/11_destructor/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn outro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling intro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/00_intro)
[INFO] [stderr]    Compiling clone v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/11_clone)
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> exercises/04_traits/07_deref/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Ticket {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling while_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/06_while)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice)
[INFO] [stderr]    Compiling factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial)
[INFO] [stderr]    Compiling overloading v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/03_operator_overloading)
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> exercises/02_basic_calculator/05_factorial/src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn factorial(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/04_traits/03_operator_overloading/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trait_ v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/01_trait)
[INFO] [stderr]    Compiling mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices)
[INFO] [stderr]    Compiling vec v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/02_vec)
[INFO] [stderr]    Compiling if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let)
[INFO] [stdout] warning: trait `IsEven` is never used
[INFO] [stdout]  --> exercises/04_traits/01_trait/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait IsEven {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling if_else v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/03_if_else)
[INFO] [stderr]    Compiling trait_bounds v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/05_trait_bounds)
[INFO] [stdout] warning: function `squared` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn squared(slice: &mut [i32]) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/04_if_let/src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Shape {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `radius` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/04_if_let/src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn radius(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/08_sized)
[INFO] [stderr]    Compiling validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation)
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/03_if_else/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_even(n: u32) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/04_scoped_threads)
[INFO] [stderr]    Compiling match_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/02_match)
[INFO] [stderr]    Compiling copy v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/12_copy)
[INFO] [stderr]    Compiling intro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/00_intro)
[INFO] [stderr]    Compiling from v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/09_from)
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/02_match/src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Shape {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `n_sides` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/02_match/src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 10 |     // TODO: Implement the `n_sides` method using a `match`.
[INFO] [stdout] 11 |     pub fn n_sides(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling resizing v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/03_resizing)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/02_validation/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/02_validation/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn new(title: String, description: String, status: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let wrapping: WrappingU32 = 42.into();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let wrapping = WrappingU32::from(42);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/04_traits/09_from/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WrappingU32 {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn example() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling derives v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/04_derive)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stderr]    Compiling assoc_vs_generic v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/10_assoc_vs_generic)
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays)
[INFO] [stderr]    Compiling fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility)
[INFO] [stdout] warning: trait `Power` is never used
[INFO] [stdout]   --> exercises/04_traits/10_assoc_vs_generic/src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait Power<Exponent = Self> {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/04_traits/04_derive/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heap v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/09_heap)
[INFO] [stderr]    Compiling outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/14_outro)
[INFO] [stderr]    Compiling leaking v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/03_leak)
[INFO] [stderr]    Compiling intro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/00_intro)
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/09_heap/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 40 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bstr v1.10.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling visibility v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/04_visibility)
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/03_modules)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/08_futures/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]    Compiling panics v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/04_panics)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub struct Ticket {
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl Ticket {
[INFO] [stdout]   |     ----------- associated function in this implementation
[INFO] [stdout] 9 |         pub fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 18 |     fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_todo_ticket` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/03_modules/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn create_todo_ticket(title: String, description: String) -> Ticket {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `speed` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/04_panics/src/lib.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn speed(start: u32, end: u32, time_elapsed: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling saturating v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/09_saturating)
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/02_variables)
[INFO] [stderr]    Compiling for_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/07_for)
[INFO] [stderr]    Compiling setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters)
[INFO] [stderr]    Compiling struct_ v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/01_struct)
[INFO] [stderr]    Compiling intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro)
[INFO] [stderr]    Compiling error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait)
[INFO] [stderr]    Compiling slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/10_slices)
[INFO] [stderr]    Compiling orphan v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/02_orphan_rule)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/07_threads/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/10_slices/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sum(arr: &[u32]) -> u32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/01_threads)
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/01_struct/src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_available` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/01_struct/src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Order {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 14 |     fn is_available(self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro)
[INFO] [stderr]    Compiling as_cast v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/10_as_casting)
[INFO] [stderr]    Compiling references_in_memory v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/10_references_in_memory)
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/10_references_in_memory/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/04_traits/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data)
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack)
[INFO] [stderr]    Compiling drop v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_drop)
[INFO] [stderr]    Compiling intro_01 v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/00_intro)
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 41 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/02_static)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `assigned_to` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn assigned_to(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DropBomb` is never constructed
[INFO] [stdout]  --> exercises/04_traits/13_drop/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct DropBomb {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `defuse` are never used
[INFO] [stdout]   --> exercises/04_traits/13_drop/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl DropBomb {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 11 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn defuse(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling opener v0.7.1
[INFO] [stderr]    Compiling ignore v0.4.22
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v15.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling ticket_fields v0.1.0 (/opt/rustwide/workdir/helpers/ticket_fields)
[INFO] [stderr]    Compiling pest v2.7.11
[INFO] [stderr]    Compiling outro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/15_outro)
[INFO] [stderr]    Compiling thiserror_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/12_thiserror)
[INFO] [stderr]    Compiling source v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/14_source)
[INFO] [stderr]    Compiling tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from)
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 33 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/08_client)
[INFO] [stderr]    Compiling rwlock v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/12_rw_lock)
[INFO] [stderr]    Compiling locks v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/11_locks)
[INFO] [stderr]    Compiling impl_trait_2 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/09_impl_trait_2)
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:3:59
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/11_locks/src/lib.rs:4:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bounded v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/09_bounded)
[INFO] [stderr]    Compiling clap v4.5.13
[INFO] [stderr]    Compiling combinators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/07_combinators)
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap_complete v4.5.12
[INFO] [stderr]    Compiling hashmap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/15_hashmap)
[INFO] [stderr]    Compiling response v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/07_ack)
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling without_channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/13_without_channels)
[INFO] [stderr]    Compiling btreemap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/16_btreemap)
[INFO] [stderr]    Compiling iter v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/05_iter)
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> exercises/06_ticket_management/05_iter/src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl TicketStore {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn iter(&self) -> std::slice::Iter<Ticket> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling two_states v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/12_two_states)
[INFO] [stderr]    Compiling lifetime v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/06_lifetimes)
[INFO] [stderr]    Compiling impl_trait v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/08_impl_trait)
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/04_iterators)
[INFO] [stderr]    Compiling index v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/13_index)
[INFO] [stderr]    Compiling pest_meta v2.7.11
[INFO] [stderr]    Compiling patch v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/10_patch)
[INFO] [stderr]    Compiling channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/05_channels)
[INFO] [stderr]    Compiling index_mut v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/14_index_mut)
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> exercises/06_ticket_management/14_index_mut/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     borrow::BorrowMut,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling tungstenite v0.21.0
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling pest_generator v2.7.11
[INFO] [stderr]    Compiling pest_derive v2.7.11
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling tokio-tungstenite v0.21.0
[INFO] [stderr]    Compiling blocking v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/05_blocking)
[INFO] [stderr]    Compiling async_locks v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/06_async_aware_primitives)
[INFO] [stderr]    Compiling spawn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/02_spawn)
[INFO] [stderr]    Compiling future v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/04_future)
[INFO] [stderr]    Compiling async_fn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/01_async_fn)
[INFO] [stderr]    Compiling cancellation v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/07_cancellation)
[INFO] [stderr]    Compiling runtime v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/03_runtime)
[INFO] [stderr]    Compiling outro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/08_outro)
[INFO] [stdout] warning: function `spawner` is never used
[INFO] [stdout]  --> exercises/08_futures/04_future/src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn spawner() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/08_futures/04_future/src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | async fn example() {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |              ----^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[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)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling handlebars v5.1.2
[INFO] [stderr]    Compiling elasticlunr-rs v3.0.2
[INFO] [stderr]    Compiling ammonia v4.0.0
[INFO] [stderr]    Compiling hyper v0.14.30
[INFO] [stderr]    Compiling warp v0.3.7
[INFO] [stderr]    Compiling mdbook v0.4.40
[INFO] [stderr]    Compiling mdbook-exercise-linker v0.1.0 (/opt/rustwide/workdir/helpers/mdbook-exercise-linker)
[INFO] [stderr]    Compiling mdbook-link-shortener v0.1.0 (/opt/rustwide/workdir/helpers/mdbook-link-shortener)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "07a1927d604c906a51d01d50a178a1495a35c050a4731c7295252ab5c5f8d11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a1927d604c906a51d01d50a178a1495a35c050a4731c7295252ab5c5f8d11a", kill_on_drop: false }`
[INFO] [stdout] 07a1927d604c906a51d01d50a178a1495a35c050a4731c7295252ab5c5f8d11a
[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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a6dcbd6a333391278b8560c2f6cef94754da765fa9d28bf587638db77364e1
[INFO] running `Command { std: "docker" "start" "-a" "f2a6dcbd6a333391278b8560c2f6cef94754da765fa9d28bf587638db77364e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:3:59
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/11_locks/src/lib.rs:4:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |              ----^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[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)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawner` is never used
[INFO] [stdout]  --> exercises/08_futures/04_future/src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn spawner() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/08_futures/04_future/src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | async fn example() {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Error`
[INFO] [stdout]  --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> exercises/06_ticket_management/14_index_mut/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     borrow::BorrowMut,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> exercises/06_ticket_management/05_iter/src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl TicketStore {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn iter(&self) -> std::slice::Iter<Ticket> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 33 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DropBomb` is never constructed
[INFO] [stdout]  --> exercises/04_traits/13_drop/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct DropBomb {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `defuse` are never used
[INFO] [stdout]   --> exercises/04_traits/13_drop/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl DropBomb {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 11 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn defuse(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/04_if_let/src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Shape {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `radius` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/04_if_let/src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn radius(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/02_validation/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/02_validation/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn new(title: String, description: String, status: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> exercises/02_basic_calculator/05_factorial/src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn factorial(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `speed` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/04_panics/src/lib.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn speed(start: u32, end: u32, time_elapsed: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/04_traits/03_operator_overloading/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/01_struct/src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_available` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/01_struct/src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Order {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 14 |     fn is_available(self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsEven` is never used
[INFO] [stdout]  --> exercises/04_traits/01_trait/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait IsEven {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/09_heap/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/10_references_in_memory/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greeting` is never used
[INFO] [stdout]   --> exercises/01_intro/00_welcome/src/lib.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn greeting() -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Power` is never used
[INFO] [stdout]   --> exercises/04_traits/10_assoc_vs_generic/src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait Power<Exponent = Self> {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/01_enum/src/lib.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `title`, `description`, and `status` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn status(&self) -> &Status {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/07_threads/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute` is never used
[INFO] [stdout]  --> exercises/01_intro/01_syntax/src/lib.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 40 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/10_slices/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sum(arr: &[u32]) -> u32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/04_traits/04_derive/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/05_nullability/src/lib.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/05_nullability/src/lib.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `assigned_to` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/05_nullability/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn assigned_to(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> exercises/04_traits/07_deref/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Ticket {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `assigned_to` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/03_variants_with_data/src/lib.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn assigned_to(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/07_threads/06_interior_mutability/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DropTracker<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     value: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/04_traits/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `outro` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/11_destructor/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn outro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/01_integers/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn compute(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/03_if_else/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_even(n: u32) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mdbook-link-shortener v0.1.0 (/opt/rustwide/workdir/helpers/mdbook-link-shortener)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mdbook-exercise-linker v0.1.0 (/opt/rustwide/workdir/helpers/mdbook-exercise-linker)
[INFO] [stdout] warning: function `squared` is never used
[INFO] [stdout]  --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn squared(slice: &mut [i32]) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/08_client)
[INFO] [stderr]    Compiling locks v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/11_locks)
[INFO] [stdout] warning: enum `TicketNewError` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum TicketNewError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stdout] warning: function `easy_ticket` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/14_outro)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling without_channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/13_without_channels)
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 41 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rwlock v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/12_rw_lock)
[INFO] [stderr]    Compiling bounded v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/09_bounded)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub struct Ticket {
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling response v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/07_ack)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl Ticket {
[INFO] [stdout]   |     ----------- associated function in this implementation
[INFO] [stdout] 9 |         pub fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/05_channels)
[INFO] [stderr]    Compiling patch v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/10_patch)
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/02_match/src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Shape {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `n_sides` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/02_match/src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 10 |     // TODO: Implement the `n_sides` method using a `match`.
[INFO] [stdout] 11 |     pub fn n_sides(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 18 |     fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_todo_ticket` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/03_modules/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn create_todo_ticket(title: String, description: String) -> Ticket {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let wrapping: WrappingU32 = 42.into();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let wrapping = WrappingU32::from(42);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/04_traits/09_from/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WrappingU32 {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn example() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `outro` is never used
[INFO] [stdout]  --> exercises/07_threads/14_sync/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn outro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/08_futures/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait)
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 49 |     ToDo,
[INFO] [stdout] 50 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 51 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling runtime v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/03_runtime)
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (mut reader, mut writer) = socket.split();
[INFO] [stdout]    |              ----^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[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)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> exercises/08_futures/03_runtime/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::join!(handle1, handle2,);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `tokio::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/08_outro)
[INFO] [stderr]    Compiling async_fn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/01_async_fn)
[INFO] [stderr]    Compiling async_locks v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/06_async_aware_primitives)
[INFO] [stderr]    Compiling cancellation v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/07_cancellation)
[INFO] [stderr]    Compiling future v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/04_future)
[INFO] [stderr]    Compiling blocking v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/05_blocking)
[INFO] [stderr]    Compiling spawn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/02_spawn)
[INFO] [stdout] warning: function `spawner` is never used
[INFO] [stdout]  --> exercises/08_futures/04_future/src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn spawner() {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/08_futures/04_future/src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | async fn example() {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies)
[INFO] [stdout] warning: unused import: `anyhow::Error`
[INFO] [stdout]  --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling two_states v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/12_two_states)
[INFO] [stderr]    Compiling lifetime v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/06_lifetimes)
[INFO] [stderr]    Compiling impl_trait_2 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/09_impl_trait_2)
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/04_iterators)
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/11_locks/src/lib.rs:4:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/11_locks/src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ticket2`
[INFO] [stdout]   --> exercises/06_ticket_management/12_two_states/src/lib.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let ticket2 = store.get(id2).unwrap();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ticket2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iter v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/05_iter)
[INFO] [stderr]    Compiling impl_trait v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/08_impl_trait)
[INFO] [stderr]    Compiling btreemap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/16_btreemap)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> exercises/06_ticket_management/16_btreemap/src/lib.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |         for i in 0..n_tickets {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hashmap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/15_hashmap)
[INFO] [stderr]    Compiling combinators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/07_combinators)
[INFO] [stderr]    Compiling index_mut v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/14_index_mut)
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/10_patch/src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> exercises/06_ticket_management/14_index_mut/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     borrow::BorrowMut,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling index v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/13_index)
[INFO] [stdout] warning: unused variable: `ticket2`
[INFO] [stdout]    --> exercises/06_ticket_management/13_index/src/lib.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let ticket2 = &store[&id2];
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ticket2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/09_bounded/src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice)
[INFO] [stdout] warning: unused import: `TrySendError`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:3:59
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::mpsc::{sync_channel, Receiver, SyncSender, TrySendError};
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> exercises/07_threads/12_rw_lock/src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability)
[INFO] [stdout] warning: type `Command` is more private than the item `server`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn server(receiver: Receiver<Command>) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `server` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Command` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> exercises/07_threads/12_rw_lock/src/lib.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | enum Command {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data)
[INFO] [stderr]    Compiling unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap)
[INFO] [stderr]    Compiling source v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/14_source)
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 34 |     ToDo,
[INFO] [stdout] 35 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 36 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums)
[INFO] [stderr]    Compiling enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum)
[INFO] [stderr]    Compiling thiserror_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/12_thiserror)
[INFO] [stderr]    Compiling setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters)
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 35 |     ToDo,
[INFO] [stdout] 36 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 37 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `title`, `description`, and `status` are never used
[INFO] [stdout]   --> exercises/05_ticket_v2/01_enum/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Ticket {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(title: String, description: String, status: Status) -> Ticket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn status(&self) -> &Status {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation)
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/12_thiserror/src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 27 |     ToDo,
[INFO] [stdout] 28 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility)
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/02_validation/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Ticket {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 13 |     ToDo,
[INFO] [stdout] 14 |     InProgress { assigned_to: String },
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ticket_fields v0.1.0 (/opt/rustwide/workdir/helpers/ticket_fields)
[INFO] [stderr]    Compiling tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from)
[INFO] [stderr]    Compiling outro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/15_outro)
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack)
[INFO] [stderr]    Compiling mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices)
[INFO] [stderr]    Compiling intro_01 v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/00_intro)
[INFO] [stderr]    Compiling intro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/00_intro)
[INFO] [stderr]    Compiling vec v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/02_vec)
[INFO] [stderr]    Compiling heap v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/09_heap)
[INFO] [stderr]    Compiling intro_05 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/00_intro)
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/09_heap/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation)
[INFO] [stderr]    Compiling from v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/09_from)
[INFO] [stderr]    Compiling destructor v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/11_destructor)
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let wrapping: WrappingU32 = 42.into();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wrapping`
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let wrapping = WrappingU32::from(42);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wrapping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/04_traits/09_from/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WrappingU32 {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> exercises/04_traits/09_from/src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn example() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling panics v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/04_panics)
[INFO] [stderr]    Compiling sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/08_sized)
[INFO] [stderr]    Compiling resizing v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/03_resizing)
[INFO] [stderr]    Compiling copy v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/12_copy)
[INFO] [stderr]    Compiling sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_sync)
[INFO] [stderr]    Compiling overloading v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/03_operator_overloading)
[INFO] [stderr]    Compiling intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro)
[INFO] [stderr]    Compiling derives v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/04_derive)
[INFO] [stderr]    Compiling threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/01_threads)
[INFO] [stderr]    Compiling slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/10_slices)
[INFO] [stderr]    Compiling struct_ v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/01_struct)
[INFO] [stderr]    Compiling interior_mutability v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/06_interior_mutability)
[INFO] [stdout] warning: field `price` is never read
[INFO] [stdout]  --> exercises/03_ticket_v1/01_struct/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Order {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 9 |     price: u8,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let a = DropTracker::new(5, Rc::clone(&counter));
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |             let b = DropTracker::new(6, Rc::clone(&counter));
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> exercises/07_threads/06_interior_mutability/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DropTracker<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     value: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/02_static)
[INFO] [stderr]    Compiling orphan v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/02_orphan_rule)
[INFO] [stderr]    Compiling trait_bounds v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/05_trait_bounds)
[INFO] [stderr]    Compiling match_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/02_match)
[INFO] [stderr]    Compiling drop v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_drop)
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/02_variables)
[INFO] [stderr]    Compiling visibility v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/04_visibility)
[INFO] [stdout] warning: unused variable: `bomb`
[INFO] [stdout]   --> exercises/04_traits/13_drop/src/lib.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let bomb = DropBomb::new();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_bomb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ticket`
[INFO] [stdout]   --> exercises/03_ticket_v1/04_visibility/src/lib.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let ticket = Ticket::new("A title".into(), "A description".into(), "To-Do".into());
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ticket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling as_cast v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/10_as_casting)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub struct Ticket {
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl Ticket {
[INFO] [stdout]   |     ----------- associated function in this implementation
[INFO] [stdout] 9 |         pub fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_not_be_possible` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/04_visibility/src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn should_not_be_possible() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encapsulation_cannot_be_violated` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/04_visibility/src/lib.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn encapsulation_cannot_be_violated() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clone v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/11_clone)
[INFO] [stderr]    Compiling welcome_00 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
[INFO] [stderr]    Compiling intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro)
[INFO] [stderr]    Compiling saturating v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/09_saturating)
[INFO] [stderr]    Compiling overflow v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/08_overflow)
[INFO] [stderr]    Compiling deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_deref)
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> exercises/04_traits/07_deref/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Ticket {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leaking v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/03_leak)
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling integers v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/01_integers)
[INFO] [stderr]    Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/04_scoped_threads)
[INFO] [stderr]    Compiling intro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/00_intro)
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays)
[INFO] [stderr]    Compiling for_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/07_for)
[INFO] [stderr]    Compiling assoc_vs_generic v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/10_assoc_vs_generic)
[INFO] [stderr]    Compiling if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let)
[INFO] [stderr]    Compiling references_in_memory v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/10_references_in_memory)
[INFO] [stderr]    Compiling if_else v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/03_if_else)
[INFO] [stdout] warning: field `border` is never read
[INFO] [stdout]  --> exercises/05_ticket_v2/04_if_let/src/lib.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Square { border: f64 },
[INFO] [stdout]   |     ------   ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]  --> exercises/05_ticket_v2/04_if_let/src/lib.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Rectangle { width: f64, height: f64 },
[INFO] [stdout]   |     ---------   ^^^^^       ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/10_references_in_memory/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/03_modules)
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stderr]    Compiling factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Ticket {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/03_ticket_v1/03_modules/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 18 |     fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_todo_ticket` is never used
[INFO] [stdout]  --> exercises/03_ticket_v1/03_modules/src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn create_todo_ticket(title: String, description: String) -> Ticket {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trait_ v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/01_trait)
[INFO] [stderr]    Compiling intro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/00_intro)
[INFO] [stderr]    Compiling syntax v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_syntax)
[INFO] [stderr]    Compiling while_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/06_while)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc26deJ5/symbols.o" "/opt/rustwide/target/debug/deps/intro_04-b06b2ab601da6cf6.intro_04.6c41e3b7bfe0019d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/intro_04-b06b2ab601da6cf6.65sizlnudtxqby2d6e654mo07.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3f2fb5628a902976.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-faba618726e33e66.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cb7e1a26da719554.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-cc5e90924cebe413.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-057643b1ee86c6e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8e63f34add4b5f76.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8f13995dfe88b143.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-45742ba23c5ac84b.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-bea85df8985bb2f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-042a1cb2143833ef.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-092847c11df9843e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-766a7f754c8a7b1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9b015ab0e459320f.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5742b2ff1aee27a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d03b432324732a0e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-7edbe936f6124018.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b3cefab73e1d8804.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a6ffb752c82ede63.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c896c1f3ebd992a5.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-915fd1ebf7e3c376.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0ca9d0e07c79bf1c.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1e6496089ac34c68.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3d4809363f767eb8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/intro_04-b06b2ab601da6cf6" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcuNo4UL/symbols.o" "/opt/rustwide/target/debug/deps/outro_03-256d783832f40e4b.outro_03.52dccf65fe1d068a-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/outro_03-256d783832f40e4b.cjo4uolu106sx2qsa262p4fd1.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3f2fb5628a902976.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-faba618726e33e66.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cb7e1a26da719554.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-cc5e90924cebe413.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-057643b1ee86c6e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8e63f34add4b5f76.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8f13995dfe88b143.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-45742ba23c5ac84b.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-bea85df8985bb2f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-042a1cb2143833ef.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-092847c11df9843e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-766a7f754c8a7b1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9b015ab0e459320f.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5742b2ff1aee27a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d03b432324732a0e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-7edbe936f6124018.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b3cefab73e1d8804.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a6ffb752c82ede63.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c896c1f3ebd992a5.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-915fd1ebf7e3c376.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0ca9d0e07c79bf1c.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1e6496089ac34c68.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3d4809363f767eb8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/outro_03-256d783832f40e4b" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `intro_04` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `outro_03` (lib test) due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcWoIll3/symbols.o" "/opt/rustwide/target/debug/deps/assoc_vs_generic-d8d9a64629ee21f9.assoc_vs_generic.a56d7e8ddf945c97-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/assoc_vs_generic-d8d9a64629ee21f9.4zqofl6qbvryo0pokdfups22e.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3f2fb5628a902976.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-faba618726e33e66.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cb7e1a26da719554.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-cc5e90924cebe413.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-057643b1ee86c6e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8e63f34add4b5f76.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8f13995dfe88b143.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-45742ba23c5ac84b.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-bea85df8985bb2f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-042a1cb2143833ef.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-092847c11df9843e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-766a7f754c8a7b1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9b015ab0e459320f.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5742b2ff1aee27a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d03b432324732a0e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-7edbe936f6124018.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b3cefab73e1d8804.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a6ffb752c82ede63.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c896c1f3ebd992a5.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-915fd1ebf7e3c376.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0ca9d0e07c79bf1c.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1e6496089ac34c68.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3d4809363f767eb8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/assoc_vs_generic-d8d9a64629ee21f9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcX3iAYS/symbols.o" "/opt/rustwide/target/debug/deps/while_-02e3ac59060e3c47.while_.88c3e6903af868d4-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/while_-02e3ac59060e3c47.1wajcay10616900tlhw8grmw6.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3f2fb5628a902976.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-faba618726e33e66.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cb7e1a26da719554.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-cc5e90924cebe413.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-057643b1ee86c6e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8e63f34add4b5f76.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8f13995dfe88b143.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-45742ba23c5ac84b.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-bea85df8985bb2f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-042a1cb2143833ef.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-092847c11df9843e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-766a7f754c8a7b1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9b015ab0e459320f.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5742b2ff1aee27a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d03b432324732a0e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-7edbe936f6124018.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b3cefab73e1d8804.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a6ffb752c82ede63.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c896c1f3ebd992a5.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-915fd1ebf7e3c376.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0ca9d0e07c79bf1c.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1e6496089ac34c68.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3d4809363f767eb8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/while_-02e3ac59060e3c47" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcYdJDC4/symbols.o" "/opt/rustwide/target/debug/deps/trait_-3cdec8048118554c.trait_.6de16297a604e03c-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/trait_-3cdec8048118554c.8jh3yvuounpwz3t3tjd30xw29.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3f2fb5628a902976.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-faba618726e33e66.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cb7e1a26da719554.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-cc5e90924cebe413.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-057643b1ee86c6e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8e63f34add4b5f76.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8f13995dfe88b143.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-45742ba23c5ac84b.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-bea85df8985bb2f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-042a1cb2143833ef.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-092847c11df9843e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-766a7f754c8a7b1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9b015ab0e459320f.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5742b2ff1aee27a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-d03b432324732a0e.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-7edbe936f6124018.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b3cefab73e1d8804.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a6ffb752c82ede63.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c896c1f3ebd992a5.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-915fd1ebf7e3c376.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0ca9d0e07c79bf1c.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1e6496089ac34c68.rlib" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3d4809363f767eb8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.84.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/trait_-3cdec8048118554c" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `while_` (lib test) due to 1 previous error
[INFO] [stderr] error: could not compile `assoc_vs_generic` (lib test) due to 1 previous error
[INFO] [stderr] error: could not compile `trait_` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f2a6dcbd6a333391278b8560c2f6cef94754da765fa9d28bf587638db77364e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a6dcbd6a333391278b8560c2f6cef94754da765fa9d28bf587638db77364e1", kill_on_drop: false }`
[INFO] [stdout] f2a6dcbd6a333391278b8560c2f6cef94754da765fa9d28bf587638db77364e1