[INFO] cloning repository https://github.com/nixwork/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nixwork/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnixwork%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnixwork%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 171aade3830da679d4974ff8fb9acbfb50e85167 [INFO] testing nixwork/learning-rust against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnixwork%2Flearning-rust" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nixwork/learning-rust on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nixwork/learning-rust [INFO] finished tweaking git repo https://github.com/nixwork/learning-rust [INFO] tweaked toml for git repo https://github.com/nixwork/learning-rust written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/nixwork/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bfac8408eb69f4a285ae990138c0eeefd8791ea6034ec12aabf96020e4d8f68c [INFO] running `Command { std: "docker" "start" "-a" "bfac8408eb69f4a285ae990138c0eeefd8791ea6034ec12aabf96020e4d8f68c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bfac8408eb69f4a285ae990138c0eeefd8791ea6034ec12aabf96020e4d8f68c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfac8408eb69f4a285ae990138c0eeefd8791ea6034ec12aabf96020e4d8f68c", kill_on_drop: false }` [INFO] [stdout] bfac8408eb69f4a285ae990138c0eeefd8791ea6034ec12aabf96020e4d8f68c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba80cc251b2444becffd6d61a27576343df4f0a7f87760650f13b9a0cfef3142 [INFO] running `Command { std: "docker" "start" "-a" "ba80cc251b2444becffd6d61a27576343df4f0a7f87760650f13b9a0cfef3142", kill_on_drop: false }` [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let f = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let f = File::open("hello.txt").unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let f = File::open("hello.txt").expect("Failed to open hello.txt"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file` [INFO] [stdout] --> src/bin/result.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn read_username_from_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_short` [INFO] [stdout] --> src/bin/result.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn read_username_from_file_short() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_shorter` [INFO] [stdout] --> src/bin/result.rs:61:4 [INFO] [stdout] | [INFO] [stdout] 61 | fn read_username_from_file_shorter() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_std` [INFO] [stdout] --> src/bin/result.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn read_username_from_file_std() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | let mut s = String::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let s = data.to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let s = "initial contents".to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let s = String::from("initial contents"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let hello = String::from("السلام عليكم"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let hello = String::from("Dobrý den"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let hello = String::from("Hello"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let hello = String::from("שָׁלוֹם"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let hello = String::from("नमस्ते"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let hello = String::from("こんにちは"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let hello = String::from("안녕하세요"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let hello = String::from("你好"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let hello = String::from("Olá"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let hello = String::from("Здравствуйте"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let hello = String::from("Hola"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/strings.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let mut s = String::new(); [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 variable: `scores` [INFO] [stdout] --> src/bin/hashmaps.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut scores: HashMap<_, _> = [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `score` [INFO] [stdout] --> src/bin/hashmaps.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let score = scores.get(&team_name); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v0` [INFO] [stdout] --> src/bin/vectors.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let v0: Vec = Vec::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/bin/vectors.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let v1 = vec![0, 1, 2]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/hashmaps.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut scores: HashMap<_, _> = [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.41s [INFO] running `Command { std: "docker" "inspect" "ba80cc251b2444becffd6d61a27576343df4f0a7f87760650f13b9a0cfef3142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba80cc251b2444becffd6d61a27576343df4f0a7f87760650f13b9a0cfef3142", kill_on_drop: false }` [INFO] [stdout] ba80cc251b2444becffd6d61a27576343df4f0a7f87760650f13b9a0cfef3142 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c40d984cc38a344c5ae4c711684991f4c308228b89c540ff14a7e2329917da6 [INFO] running `Command { std: "docker" "start" "-a" "6c40d984cc38a344c5ae4c711684991f4c308228b89c540ff14a7e2329917da6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let f = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let f = File::open("hello.txt").unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bin/result.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let f = File::open("hello.txt").expect("Failed to open hello.txt"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file` [INFO] [stdout] --> src/bin/result.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn read_username_from_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_short` [INFO] [stdout] --> src/bin/result.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn read_username_from_file_short() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_shorter` [INFO] [stdout] --> src/bin/result.rs:61:4 [INFO] [stdout] | [INFO] [stdout] 61 | fn read_username_from_file_shorter() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_username_from_file_std` [INFO] [stdout] --> src/bin/result.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn read_username_from_file_std() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v0` [INFO] [stdout] --> src/bin/vectors.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let v0: Vec = Vec::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/bin/vectors.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let v1 = vec![0, 1, 2]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | let mut s = String::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let s = data.to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let s = "initial contents".to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/strings.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let s = String::from("initial contents"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let hello = String::from("السلام عليكم"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let hello = String::from("Dobrý den"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let hello = String::from("Hello"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let hello = String::from("שָׁלוֹם"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let hello = String::from("नमस्ते"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let hello = String::from("こんにちは"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let hello = String::from("안녕하세요"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let hello = String::from("你好"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let hello = String::from("Olá"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let hello = String::from("Здравствуйте"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello` [INFO] [stdout] --> src/bin/strings.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let hello = String::from("Hola"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/strings.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let mut s = String::new(); [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 variable: `scores` [INFO] [stdout] --> src/bin/hashmaps.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut scores: HashMap<_, _> = [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `score` [INFO] [stdout] --> src/bin/hashmaps.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let score = scores.get(&team_name); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_score` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/hashmaps.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut scores: HashMap<_, _> = [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] [stderr] Executable unittests src/bin/branches.rs (/opt/rustwide/target/debug/deps/branches-a36520813232a61c) [INFO] [stderr] Executable unittests src/bin/functions.rs (/opt/rustwide/target/debug/deps/functions-440a039b2795186b) [INFO] [stderr] Executable unittests src/bin/hashmaps.rs (/opt/rustwide/target/debug/deps/hashmaps-8a4fd83ad3ffa1ea) [INFO] [stderr] Executable unittests src/bin/loops.rs (/opt/rustwide/target/debug/deps/loops-d8f298a97de23da9) [INFO] [stderr] Executable unittests src/bin/panic.rs (/opt/rustwide/target/debug/deps/panic-adf83929c71452e5) [INFO] [stderr] Executable unittests src/bin/rectangles.rs (/opt/rustwide/target/debug/deps/rectangles-381e000c5290beb7) [INFO] [stderr] Executable unittests src/bin/refs.rs (/opt/rustwide/target/debug/deps/refs-7d90360b0c4e995b) [INFO] [stderr] Executable unittests src/bin/result.rs (/opt/rustwide/target/debug/deps/result-94c843e7d7ea4940) [INFO] [stderr] Executable unittests src/bin/slice.rs (/opt/rustwide/target/debug/deps/slice-c6b4771e65ea94df) [INFO] [stderr] Executable unittests src/bin/strings.rs (/opt/rustwide/target/debug/deps/strings-f96d0612b044231d) [INFO] [stderr] Executable unittests src/bin/vectors.rs (/opt/rustwide/target/debug/deps/vectors-61efce8c612e01ed) [INFO] running `Command { std: "docker" "inspect" "6c40d984cc38a344c5ae4c711684991f4c308228b89c540ff14a7e2329917da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c40d984cc38a344c5ae4c711684991f4c308228b89c540ff14a7e2329917da6", kill_on_drop: false }` [INFO] [stdout] 6c40d984cc38a344c5ae4c711684991f4c308228b89c540ff14a7e2329917da6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 825a56e9b44590a46f24288215a99ab840fa07ff3f283ec248c96832b6e7e8f7 [INFO] running `Command { std: "docker" "start" "-a" "825a56e9b44590a46f24288215a99ab840fa07ff3f283ec248c96832b6e7e8f7", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/strings.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | let mut s = String::new(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/strings.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let s = data.to_string(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/strings.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let s = "initial contents".to_string(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/strings.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let s = String::from("initial contents"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let hello = String::from("السلام عليكم"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let hello = String::from("Dobrý den"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let hello = String::from("Hello"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let hello = String::from("שָׁלוֹם"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let hello = String::from("नमस्ते"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let hello = String::from("こんにちは"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let hello = String::from("안녕하세요"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let hello = String::from("你好"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let hello = String::from("Olá"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let hello = String::from("Здравствуйте"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hello` [INFO] [stderr] --> src/bin/strings.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let hello = String::from("Hola"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/strings.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | let mut s = String::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `learning-rust` (bin "strings" test) generated 16 warnings [INFO] [stderr] warning: unused variable: `v0` [INFO] [stderr] --> src/bin/vectors.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | let v0: Vec = Vec::new(); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_v0` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v1` [INFO] [stderr] --> src/bin/vectors.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let v1 = vec![0, 1, 2]; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/bin/result.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let f = match f { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/bin/result.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let f = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/bin/result.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let f = File::open("hello.txt").unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/bin/result.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let f = File::open("hello.txt").expect("Failed to open hello.txt"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file` [INFO] [stderr] --> src/bin/result.rs:38:4 [INFO] [stderr] | [INFO] [stderr] 38 | fn read_username_from_file() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file_short` [INFO] [stderr] --> src/bin/result.rs:54:4 [INFO] [stderr] | [INFO] [stderr] 54 | fn read_username_from_file_short() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file_shorter` [INFO] [stderr] --> src/bin/result.rs:61:4 [INFO] [stderr] | [INFO] [stderr] 61 | fn read_username_from_file_shorter() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file_std` [INFO] [stderr] --> src/bin/result.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn read_username_from_file_std() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scores` [INFO] [stderr] --> src/bin/hashmaps.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | let mut scores: HashMap<_, _> = [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `score` [INFO] [stderr] --> src/bin/hashmaps.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let score = scores.get(&team_name); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_score` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/hashmaps.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let mut scores: HashMap<_, _> = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `learning-rust` (bin "vectors" test) generated 2 warnings [INFO] [stderr] warning: `learning-rust` (bin "result" test) generated 8 warnings [INFO] [stderr] warning: `learning-rust` (bin "hashmaps" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/bin/branches.rs (/opt/rustwide/target/debug/deps/branches-a36520813232a61c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/functions.rs (/opt/rustwide/target/debug/deps/functions-440a039b2795186b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/hashmaps.rs (/opt/rustwide/target/debug/deps/hashmaps-8a4fd83ad3ffa1ea) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/loops.rs (/opt/rustwide/target/debug/deps/loops-d8f298a97de23da9) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/panic.rs (/opt/rustwide/target/debug/deps/panic-adf83929c71452e5) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/rectangles.rs (/opt/rustwide/target/debug/deps/rectangles-381e000c5290beb7) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/refs.rs (/opt/rustwide/target/debug/deps/refs-7d90360b0c4e995b) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/result.rs (/opt/rustwide/target/debug/deps/result-94c843e7d7ea4940) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/slice.rs (/opt/rustwide/target/debug/deps/slice-c6b4771e65ea94df) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/strings.rs (/opt/rustwide/target/debug/deps/strings-f96d0612b044231d) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/vectors.rs (/opt/rustwide/target/debug/deps/vectors-61efce8c612e01ed) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "825a56e9b44590a46f24288215a99ab840fa07ff3f283ec248c96832b6e7e8f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "825a56e9b44590a46f24288215a99ab840fa07ff3f283ec248c96832b6e7e8f7", kill_on_drop: false }` [INFO] [stdout] 825a56e9b44590a46f24288215a99ab840fa07ff3f283ec248c96832b6e7e8f7