[INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol/objects/info: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/fsmonitor-watchman.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol/hooks/fsmonitor-watchman.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/update.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol/hooks/update.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/donjne/test_sol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donjne/test_sol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1c329206bb09a79f55941a9b8ff9327a9b277d8 [INFO] checking donjne/test_sol against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonjne%2Ftest_sol" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/donjne/test_sol on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/donjne/test_sol [INFO] finished tweaking git repo https://github.com/donjne/test_sol [INFO] tweaked toml for git repo https://github.com/donjne/test_sol written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/donjne/test_sol 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c8b36f07d0471bb3a7b1d0bc499cc9fdf54580abe317499311de6296f12f957 [INFO] running `Command { std: "docker" "start" "-a" "1c8b36f07d0471bb3a7b1d0bc499cc9fdf54580abe317499311de6296f12f957", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c8b36f07d0471bb3a7b1d0bc499cc9fdf54580abe317499311de6296f12f957", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c8b36f07d0471bb3a7b1d0bc499cc9fdf54580abe317499311de6296f12f957", kill_on_drop: false }` [INFO] [stdout] 1c8b36f07d0471bb3a7b1d0bc499cc9fdf54580abe317499311de6296f12f957 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ff806f1a771b38854c98a11ffcf2a51c3c1cf4b4d3ff95c798790bec4a09142 [INFO] running `Command { std: "docker" "start" "-a" "0ff806f1a771b38854c98a11ffcf2a51c3c1cf4b4d3ff95c798790bec4a09142", kill_on_drop: false }` [INFO] [stderr] Checking test_sol v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `banana` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | banana, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `Banana` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `grape` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | grape, [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Grape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `orange` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | orange [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Orange` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/bin/vec.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | let row = vec![ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/bin/vec.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let v = vec![1, 2, 3, 4]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/bin/vec.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | let data: String = "initial contents".to_string(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/vec.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | let s = s1 + "-" + &s2 + "-" + &s3; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DayofWeek` is never used [INFO] [stdout] --> src/bin/fib.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | enum DayofWeek { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Fruit` is never used [INFO] [stdout] --> src/bin/fib.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | enum Fruit { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/vec.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut v = vec![1, 2, 3, 4, 5]; [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: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | Int(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 27 - Int(i32), [INFO] [stdout] 27 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | Float(f64), [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] 28 - Float(f64), [INFO] [stdout] 28 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | Text(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] 29 - Text(String), [INFO] [stdout] 29 + Text(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `banana` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | banana, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `Banana` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `grape` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | grape, [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Grape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/bin/vec.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | let row = vec![ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/bin/vec.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let v = vec![1, 2, 3, 4]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/bin/vec.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | let data: String = "initial contents".to_string(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/vec.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | let s = s1 + "-" + &s2 + "-" + &s3; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `orange` should have an upper camel case name [INFO] [stdout] --> src/bin/fib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | orange [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Orange` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/vec.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut v = vec![1, 2, 3, 4, 5]; [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: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | Int(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 27 - Int(i32), [INFO] [stdout] 27 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | Float(f64), [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] 28 - Float(f64), [INFO] [stdout] 28 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/vec.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | Text(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] 29 - Text(String), [INFO] [stdout] 29 + Text(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DayofWeek` is never used [INFO] [stdout] --> src/bin/fib.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | enum DayofWeek { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Fruit` is never used [INFO] [stdout] --> src/bin/fib.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | enum Fruit { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "0ff806f1a771b38854c98a11ffcf2a51c3c1cf4b4d3ff95c798790bec4a09142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ff806f1a771b38854c98a11ffcf2a51c3c1cf4b4d3ff95c798790bec4a09142", kill_on_drop: false }` [INFO] [stdout] 0ff806f1a771b38854c98a11ffcf2a51c3c1cf4b4d3ff95c798790bec4a09142