[INFO] cloning repository https://github.com/mDanone/rust_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mDanone/rust_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmDanone%2Frust_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmDanone%2Frust_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 358eb452f771744f523b6466e2acb94e90181972
[INFO] testing mDanone/rust_examples against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmDanone%2Frust_examples" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/mDanone/rust_examples on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mDanone/rust_examples
[INFO] finished tweaking git repo https://github.com/mDanone/rust_examples
[INFO] tweaked toml for git repo https://github.com/mDanone/rust_examples written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mDanone/rust_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/632bbf208dcdbc08d82c90a15cbf3426d5d8dfd52ffe2efa1e1d436d4af4ce49-init/diff: no space left on device
[INFO] testing mDanone/rust_examples against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmDanone%2Frust_examples" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mDanone/rust_examples on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mDanone/rust_examples
[INFO] finished tweaking git repo https://github.com/mDanone/rust_examples
[INFO] tweaked toml for git repo https://github.com/mDanone/rust_examples written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mDanone/rust_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fa9a5bcdf7a80eb75dc55f5e6da60f8b43846d2fb13ae738a3ab151a70a973c
[INFO] running `Command { std: "docker" "start" "-a" "7fa9a5bcdf7a80eb75dc55f5e6da60f8b43846d2fb13ae738a3ab151a70a973c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa9a5bcdf7a80eb75dc55f5e6da60f8b43846d2fb13ae738a3ab151a70a973c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa9a5bcdf7a80eb75dc55f5e6da60f8b43846d2fb13ae738a3ab151a70a973c", kill_on_drop: false }`
[INFO] [stdout] 7fa9a5bcdf7a80eb75dc55f5e6da60f8b43846d2fb13ae738a3ab151a70a973c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 181ff675216fc9061d5ea4b9c2fb168c20dca2e404d462780ddc8a920ad433a0
[INFO] running `Command { std: "docker" "start" "-a" "181ff675216fc9061d5ea4b9c2fb168c20dca2e404d462780ddc8a920ad433a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `is_article`
[INFO] [stdout]   --> src/generics/generics.rs:92:29
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn returns_summarizable(is_article: bool) -> impl Summary {
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_article`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point1`
[INFO] [stdout]    --> src/generics/generics.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let point1 = Point{x: 1, y: 3};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_point1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point2`
[INFO] [stdout]    --> src/generics/generics.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let point2 = Point{x: 'h', y: 'c'};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_point2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/generics/lifetime_references.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let i = ImportantExcerpt{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/enums/enums.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let x = SomeValues::Int(3);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `greeting_file`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let greeting_file = match greeting_file_result {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_with_wrap`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let file_with_wrap = File::open("hello2.txt").unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_with_wrap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_with_expect`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let file_with_expect = File::open("expected").expect("Some Error message");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_with_expect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let username = username_result.expect("Can not read some file!");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(err) => continue,
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/collections/hash_maps.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let score = scores.get(&team_name).copied().unwrap_or(0);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]  --> src/generics/lifetime_references.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]   --> src/generics/lifetime_references.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ImportantExcerpt<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_with_an_announcement` is never used
[INFO] [stdout]   --> src/generics/lifetime_references.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn longest_with_an_announcement<'a, T>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/generics/lifetime_references.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn main(){
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddrKind` is never used
[INFO] [stdout]  --> src/enums/enums.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum IpAddrKind {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/enums/enums.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Write(String),
[INFO] [stdout]   |     ----- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Write(()),
[INFO] [stdout]   |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed
[INFO] [stdout]   --> src/enums/enums.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | enum Message{
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] 7  |     Quit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     Move {x: i32, y: i32},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     Write(String),
[INFO] [stdout] 10 |     ChangeColor(i32, i32, i32),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_parent` is never used
[INFO] [stdout]   --> src/enums/enums.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn test_parent(){}
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_child` is never used
[INFO] [stdout]   --> src/enums/enums.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn test_child(){
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_of_number_resolving` is never used
[INFO] [stdout]   --> src/exceptions/exceptions.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn part_of_number_resolving(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Alaska` is never constructed
[INFO] [stdout]  --> src/control_flow/control_flow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum UsState{
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] 3 |     Alabama,
[INFO] [stdout] 4 |     Alaska
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Penny`, `Nickel`, and `Dime` are never constructed
[INFO] [stdout]   --> src/control_flow/control_flow.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 8  |     Penny,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     Nickel,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     Dime,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_whitelist` is never used
[INFO] [stdout]  --> src/scopes/scopes.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |         pub fn add_to_whitelist(){}
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/scopes/scopes.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn eat_at_restaurant(){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/collections/tasks.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         stdin().read_line(&mut input_string);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let _ = stdin().read_line(&mut input_string);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Guess`, `Rectangle`, `adder`, `greeting`, and `prints_and_returns_10`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     adder, 
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     greeting,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 |     Guess,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Rectangle,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 6 |     prints_and_returns_10
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "181ff675216fc9061d5ea4b9c2fb168c20dca2e404d462780ddc8a920ad433a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181ff675216fc9061d5ea4b9c2fb168c20dca2e404d462780ddc8a920ad433a0", kill_on_drop: false }`
[INFO] [stdout] 181ff675216fc9061d5ea4b9c2fb168c20dca2e404d462780ddc8a920ad433a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8c8b57272211e60827ce20d73142b0af2676ef5a970e4c70eda43a04803b92c
[INFO] running `Command { std: "docker" "start" "-a" "b8c8b57272211e60827ce20d73142b0af2676ef5a970e4c70eda43a04803b92c", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `is_article`
[INFO] [stdout]   --> src/generics/generics.rs:92:29
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn returns_summarizable(is_article: bool) -> impl Summary {
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_article`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point1`
[INFO] [stdout]    --> src/generics/generics.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let point1 = Point{x: 1, y: 3};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_point1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point2`
[INFO] [stdout]    --> src/generics/generics.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let point2 = Point{x: 'h', y: 'c'};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_point2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/generics/lifetime_references.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let i = ImportantExcerpt{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/enums/enums.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let x = SomeValues::Int(3);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `greeting_file`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let greeting_file = match greeting_file_result {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_with_wrap`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let file_with_wrap = File::open("hello2.txt").unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_with_wrap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_with_expect`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let file_with_expect = File::open("expected").expect("Some Error message");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_with_expect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let username = username_result.expect("Can not read some file!");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/exceptions/exceptions.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(err) => continue,
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/collections/hash_maps.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let score = scores.get(&team_name).copied().unwrap_or(0);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]  --> src/generics/lifetime_references.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]   --> src/generics/lifetime_references.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ImportantExcerpt<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_with_an_announcement` is never used
[INFO] [stdout]   --> src/generics/lifetime_references.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn longest_with_an_announcement<'a, T>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/generics/lifetime_references.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn main(){
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddrKind` is never used
[INFO] [stdout]  --> src/enums/enums.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum IpAddrKind {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/enums/enums.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Write(String),
[INFO] [stdout]   |     ----- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Write(()),
[INFO] [stdout]   |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed
[INFO] [stdout]   --> src/enums/enums.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | enum Message{
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] 7  |     Quit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     Move {x: i32, y: i32},
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     Write(String),
[INFO] [stdout] 10 |     ChangeColor(i32, i32, i32),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_parent` is never used
[INFO] [stdout]   --> src/enums/enums.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn test_parent(){}
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_child` is never used
[INFO] [stdout]   --> src/enums/enums.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn test_child(){
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_of_number_resolving` is never used
[INFO] [stdout]   --> src/exceptions/exceptions.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn part_of_number_resolving(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Alaska` is never constructed
[INFO] [stdout]  --> src/control_flow/control_flow.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum UsState{
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] 3 |     Alabama,
[INFO] [stdout] 4 |     Alaska
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Penny`, `Nickel`, and `Dime` are never constructed
[INFO] [stdout]   --> src/control_flow/control_flow.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 8  |     Penny,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     Nickel,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     Dime,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add_to_whitelist` is never used
[INFO] [stdout]  --> src/scopes/scopes.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |         pub fn add_to_whitelist(){}
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/scopes/scopes.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn eat_at_restaurant(){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/collections/tasks.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         stdin().read_line(&mut input_string);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let _ = stdin().read_line(&mut input_string);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Guess`, `Rectangle`, `adder`, `greeting`, and `prints_and_returns_10`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     adder, 
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     greeting,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 |     Guess,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Rectangle,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 6 |     prints_and_returns_10
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/vectors-568f0cd7fdd6c07b/invoked.timestamp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/vectors-c6afb8762091a0c1/invoked.timestamp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-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/rustcq6LIG1/symbols.o" "/opt/rustwide/target/debug/deps/vectors-a7294e9edf3e1fea.vectors.694b539d7b191fc8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/vectors-a7294e9edf3e1fea.1jchexzq3md6shnts2jhy0uk2.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-4c7d7a4c0fbb68c4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-57a209e00ba3f24b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-af6f8a165e09614f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2daf1314af1a0bd9.rlib" "/opt/rustwide/target/debug/deps/libvectors-9345d0230470b3c4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-02dc84f49135b6b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a8f45b397fae3f81.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-089607133c180609.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-fc89f091bcd86cbb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-5a60949f01c7340c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-d29e6a55ca253c8c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-273c078d5f65de7a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-413c950ffbdd4454.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-1853c0976a1d88a6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-ccb3384ddacb0f9e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-0b901dfb0ca849e0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-eebeb8d7c64543ad.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4723ef81d6079867.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-54442f8b422f5a54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e0bbe034b5282553.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-d0febb68c1c37b90.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-4cf833632aafa84c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-65c2c6d2d6ae570b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-97929cee0dcfe424.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2024-12-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/vectors-a7294e9edf3e1fea" "-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 `vectors` (bin "vectors" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b8c8b57272211e60827ce20d73142b0af2676ef5a970e4c70eda43a04803b92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c8b57272211e60827ce20d73142b0af2676ef5a970e4c70eda43a04803b92c", kill_on_drop: false }`
[INFO] [stdout] b8c8b57272211e60827ce20d73142b0af2676ef5a970e4c70eda43a04803b92c
