[INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-rebase.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects/hooks/pre-rebase.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-receive.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects/hooks/pre-receive.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/vincent-thomas/rust-beginner-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-thomas/rust-beginner-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fba979b394f9854096ed0966e00f8c9bc4db03a6 [INFO] checking vincent-thomas/rust-beginner-projects against master#cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd for pr-145463 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-thomas%2Frust-beginner-projects" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/vincent-thomas/rust-beginner-projects [INFO] finished tweaking git repo https://github.com/vincent-thomas/rust-beginner-projects [INFO] tweaked toml for git repo https://github.com/vincent-thomas/rust-beginner-projects written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vincent-thomas/rust-beginner-projects on toolchain cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vincent-thomas/rust-beginner-projects 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" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b934c9f7eb500cb786336775e9cf9a863423abd4f1d7bcad4a4cd6f0a3df328 [INFO] running `Command { std: "docker" "start" "-a" "7b934c9f7eb500cb786336775e9cf9a863423abd4f1d7bcad4a4cd6f0a3df328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b934c9f7eb500cb786336775e9cf9a863423abd4f1d7bcad4a4cd6f0a3df328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b934c9f7eb500cb786336775e9cf9a863423abd4f1d7bcad4a4cd6f0a3df328", kill_on_drop: false }` [INFO] [stdout] 7b934c9f7eb500cb786336775e9cf9a863423abd4f1d7bcad4a4cd6f0a3df328 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93ddaf185cee48f8b626e2e22b408cb9d6eddcb75531b7ceef73bd94f6866d1f [INFO] running `Command { std: "docker" "start" "-a" "93ddaf185cee48f8b626e2e22b408cb9d6eddcb75531b7ceef73bd94f6866d1f", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Checking loops v0.1.0 (/opt/rustwide/workdir/projects/3-loops) [INFO] [stderr] Checking basic-types v0.1.0 (/opt/rustwide/workdir/projects/2-basic-types) [INFO] [stderr] Checking functions v0.1.0 (/opt/rustwide/workdir/projects/4-functions) [INFO] [stderr] Checking hello-world v0.1.0 (/opt/rustwide/workdir/projects/1-hello-world) [INFO] [stderr] Checking pointers v0.1.0 (/opt/rustwide/workdir/projects/5-pointers) [INFO] [stdout] warning: unused variable: `string1` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let string1: String = String::from("Hello, world!"); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string1` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> projects/2-basic-types/src/main.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | #[warn(unused_variables)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string2` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let string2: &str = "Hello, world!"; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u8` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let int_u8: u8; // = number_here [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u16` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let int_u16: u16; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u32` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let int_u32: u32; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u64` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let int_u64: u64; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u128` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let int_u128: u128; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u128` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i8` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let int_i8: i8; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i16` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let int_i16: i16; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i32` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let int_i32: i32; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i64` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let int_i64: i64; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i128` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let int_i128: i128; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i128` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `array1` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let array1: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_array1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string1` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let string1: String = String::from("Hello, world!"); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string1` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> projects/2-basic-types/src/main.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | #[warn(unused_variables)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string2` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let string2: &str = "Hello, world!"; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u8` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let int_u8: u8; // = number_here [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u16` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let int_u16: u16; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u32` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let int_u32: u32; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u64` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let int_u64: u64; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_u128` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let int_u128: u128; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_u128` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i8` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let int_i8: i8; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i16` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let int_i16: i16; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i32` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let int_i32: i32; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i64` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let int_i64: i64; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `int_i128` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let int_i128: i128; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_int_i128` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `array1` [INFO] [stdout] --> projects/2-basic-types/src/main.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let array1: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_array1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_string_without_pointers` is never used [INFO] [stdout] --> projects/5-pointers/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn print_string_without_pointers(string: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> projects/5-pointers/src/main.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | #[warn(dead_code)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_string_without_pointers` is never used [INFO] [stdout] --> projects/5-pointers/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn print_string_without_pointers(string: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> projects/5-pointers/src/main.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | #[warn(dead_code)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "93ddaf185cee48f8b626e2e22b408cb9d6eddcb75531b7ceef73bd94f6866d1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93ddaf185cee48f8b626e2e22b408cb9d6eddcb75531b7ceef73bd94f6866d1f", kill_on_drop: false }` [INFO] [stdout] 93ddaf185cee48f8b626e2e22b408cb9d6eddcb75531b7ceef73bd94f6866d1f